GENERAL SCIENCE -IBPS Exam Question Papers
Question : What weather phenomenon causes more deaths in the U.S. annuallythan any other except lightning?
ANSWER: TORNADOES
Question : What is given to wood whose normal cells have been replaced with
mineral deposits?
ANSWER: PETRIFIED WOOD
Question : Multiple Choice: Pollination by birds is called:
w) autogamy
x) ornithophily (pron: or-nith-o-philly)
y) entomophily (pron: ent-eh-mof-illy)
z) anemophily (pron: an-eh-mof-illy)
Answer : X -- ORNITHOPHILY
Question : Unlike rodents, the rabbit has how many incisor teeth?
Answer : FOUR
Question : Multiple Choice: What percent of fire-related deaths are due to smoke inhalation
rather than burns?
w) 10%
x) 50%
y) 80%
z) 99%
Answer : Y -- 80%
Question : To what familiar fruit is the plantain similar?
Answer : BANANA
Question : What U.S. President was recognized as a world authority on American
game animals?
Answer : THEODORE ROOSEVELT
General Science - 2
Question : How many men have walked on the moon?
Answer : TWELVE
Question : Multiple Choice: The fastest-running terrestrial animal is:
w) cheetah
x) lion
y) man
z) jaguar
Answer : W -- CHEETAH
Question : In what country do the greatest number of tornadoes occur?
Answer : UNITED STATES (Central and Southeastern portions)
Question : What wonder drug was used for three years by the Army and Navy
before becoming available to the general public in 1944?
Answer : PENICILLIN
Question : Which sea is the saltiest natural lake and is also at the lowest elevation
on the face of the earth?
Answer : THE DEAD SEA
Question : The scarab, worshipped by the Egyptians, is what type of beetle?
Answer : DUNG BEETLE
Question : Multiple Choice: As you go down into a well, your weight:
w) increases slightly
x) decreases slightly
y) remains exactly the same
Answer : X -- DECREASES SLIGHTLY
Question : W cloud at ground level is called what?
Answer : FOG
General Science - 3
Question : What invention in about 1450 A.D. revolutionized communication and
the world?
Answer : THE PRINTING PRESS
Question : What is the name for the new technology whereby a glass fiber carries
as much information as hundreds of copper wires?
Answer : FIBER OPTICS (OPTO-ELECTRONICS)
Question : What mammal lays eggs?
Answer : PLATYPUS
Question : Linseed oil comes from what plant?
Answer : FLAX
Question : Multiple Choice: Bees must collect nectar from approximately how many flowers to
make 1 pound of honeycomb? Is it:
w) 10 thousand
x) 2 million
y) 20 million
z) 50 million
Answer : X -- 20 MILLION
Question : What is the name of the largest North American terrestrial rodent,
distinguished by its spiny covering?
Answer : PORCUPINE
Question : Multiple Choice: Albacore is a type of:
w) shell-fish
x) tuna
y) marble
z) meteoroid
Answer : X -- TUNA
General Science - 4
Question : Multiple Choice: The only species of cat that lives and hunts in groups is:
w) lion
x) leopard
y) jaguar
z) cougar
Answer : W -- LION
Question : Linen is made from what plant?
Answer : FLAX
Question : What is arachnology?
Answer : STUDY OF ARACHNIDS (accept: study of spiders or scorpions or
relatives of spiders)
Question : What is another name for the Paleolithic Age?
Answer : THE STONE AGE
Question : What nocturnal animal group makes up one-fourth of all mammals
species?
Answer : BATS or CHIROPTERA
Question : What is the name of the whale that has a long protruding tusk?
Answer : NARWHAL
Question : How many time zones are there on Earth?
Answer : TWENTY-FOUR
Question : What land mammal holds the record for the greatest age?
Answer : MAN
General Science - 5
Question : What is the better known name for the deadly poison prussic acid?
Answer : CYANIDE or HYDROGEN CYANIDE
Question : What colorless, pungent gas is often dissolved in water to yield a
solution that is used as a biological preservative?
Answer : FORMALDEHYDE
Question : What is the rest mass of a photon?
Answer : ZERO
Question : What yellow metal is an alloy of copper and zinc?
Answer : BRASS
Question : What is the name given to the process, discovered by Goodyear, of
adding sulfur to heated rubber?
Answer : VULCANIZATION
Question : Used primarily in fertilizers, which element is never found free in
nature even though it makes up about 2.5% of the earth's crust?
Answer : POTASSIUM
Question : What element, whose symbol derived from the Latin for "liquid
silver", has been found in Egyptian tombs from 1500 B.C.?
Answer : MERCURY
Question : What poisonous alkaloid is extracted from tobacco leaves and widely
used as an insecticide?
Answer : NICOTINE
Question : What is the name for steel alloyed with chromium?
Answer : STAINLESS STEEL
General Science - 6
Question : Table sugar, from sugar cane or beet, is what type of sugar?
Answer : SUCROSE or DISACCHARIDE or SACCHAROSE
Question : Multiple Choice: Which prefix is often used with scientific terms to indicate that
something is the same, equal or constant?
w) iso (pron: eye-so)
x) mega
y) meta
z) quasi
Answer : W -- ISO
Question : Multiple Choice: The study of phenomena at very low temperatures is called:
w) heat transfer
x) morphology
y) crystallography
z) cryogenics (pron: cry-o-jen-iks)
Answer : Z -- CRYOGENICS
Question : Multiple Choice: The branch of medical science which is concerned with the study of
disease as it affects a community of people is called:
w) epidemiology
x) oncology
y) paleontogy
z) pathology
Answer : W -- EPIDEMIOLOGY
Question : Multiple Choice: The study of how people use tools to perform work and how people
physically relate to their working environment is called:
w) engineering
x) ergonomics
y) agronomy
z) physiology
Answer : X -- ERGONOMICS
General Science - 7
Question : Name the first woman to travel in space.
Answer : (VALENTINW) TERESHKOVA
Question : Multiple Choice: What famous scientist and inventor participated in the invention of
the Aqua-Lung?
w) Thomas Edison
x) Isaac Newton
y) Leonardo da Vinci
z) Jacques Cousteau
Answer : Z -- JACQUES COUSTEAU
Question : Multiple Choice: Superconductivity is a material property associated with:
w) cooling a substance without a phase change
x) frictionless liquid flow
y) a loss of thermal resistance
z) a loss of electrical resistance
Answer : Z -- A LOSS OF ELECTRICAL RESISTANCE
Question : Multiple Choice: A type of plastic that is biodegradable has been in the news lately.
The ingredient that makes it biodegradable is:
w) vegetable oil
x) petroleum
y) cornstarch
z) leather
Answer : Y -- CORNSTARCH
Question : Multiple Choice: Who was the marine biologist and author of Silent Spring who was
one of the first people to warn of the dangers of pesticides like DDT?
w) Jacques Cousteau
x) Rachel Carson
y) Charles Darwin
z) Marlin Perkins
Answer : X -- RACHEL CARSON
General Science - 8
Question : Multiple Choice: If a metal can be drawn into wires relatively easily it is called:
w) malleable
x) ductile
y) extractive
z) tactile
Answer : X -- DUCTILE
Question : What is the name given to the invasion of warm surface waters off the
Peruvian coast that has been identified with strange climactic effects in recent years?
Answer : EL NI¥O
Question : Occasionally, a bad cold will cause a decrease in a persons hearing
ability. What is the name of the tube that becomes blocked to cause this problem?
Answer : EUSTACHIAN TUBE (pron: yu-sta-shen)
Question : Name the general type of mammal that gives birth to undeveloped
young that are kept in pouches.
Answer : MARSUPIAL
Question : In a musical instrument that produces a fundamental note, what would
the wavelength of the second harmonic be relative to the fundamental?
Answer : WAVELENGTH WOULD BE ONE-HALF THE FUNDAMENTAL
Question : Multiple Choice: In which country was a method for making rust-resistant iron
discovered in the fifth century B.C.?
w) Sumeria
x) Egypt
y) India
z) Babylon
Answer : Y -- INDIA
General Science - 9
Question : Multiple Choice: Cystitis is the infection of which of the following?
w) liver
x) urinary bladder
y) pancreas
z) lung
Answer : X -- URINARY BLADDER
Question : What is the subdivision in the Plant Kingdom comprising over 20,000
species of Mosses and Liverworts?
Answer : BRYOPHYTES (pron: brI-eh-fites)
Question : Name the medical term given to the inflammation of infection of the
mucous membranes of the nose.
Answer : RHINITIS
Question : Wutomobile catalytic converters cause the carbon monoxide and
hydrocarbons which result from incomplete combustion to be converted into what two
substances?
Answer : CARBON DIOXIDE (CO2) AND WATER (H2O)
Question : Multiple Choice: At room temperature, most elements are in which phase of matter?
w) solid
x) liquid
y) gas
z) plasma
Answer : W -- SOLID
Question : Multiple Choice: The per capita birth rate of a population is known as its:
w) mortality
x) natality (pron: nay-tal-eh-ty)
y) population density
z) carrying capacity
Answer : X -- NATALITY
General Science - 10
Question : Multiple Choice: Who is called the Father of the Nuclear Navy?
w) Edward Teller
x) Robert Oppenheimer
y) Hymen Rickover
z) Chester Nimitz
Answer : Y -- HYMEN RICKOVER
Question : Multiple Choice: The science of weights and measures is called:
w) metrology
x) meteorology
y) mineralogy
z) morphology
Answer : W -- METROLOGY
Question : The following are the names of man-made structures in the United
States. Identify the type of structure. Hungry Horse, Yellowtail, Dworshak, Don Pedro, Cougar,
Glen Canyon, Grand Coulee and Hoover. Name the type of structure.
Answer : DAMS
Question : Multiple Choice: Which of the following is primarily composed of calcium carbonate?
w) Fish scales
x) Shark teeth
y) Oyster Shells
z) Whale bones
Answer : Y -- OYSTER SHELLS
Question : What compound is a common component of air pollution, but is
essential in the upper atmosphere to protect life on earth?
Answer : OZONE
General Science - 11
Question : Multiple Choice: Water flows through a horizontal pipe at a constant volumetric rate.
At a location where the cross sectional area decreases, the velocity of the fluid:
w) increases
x) decreases
y) stays the same
Answer : W -- INCREASES
Question : Multiple Choice: What radioactive element is routinely used in treating
hyperthyroidism, and in reducing thyroid activity?
w) Iron-59
x) Gold-198
y) Cobalt-60
z) Iodine-131
Answer : Z -- IODINE-131
Question : What is osteoporosis?
Answer : IT IS LOSS OF CALCIUM FROM BONES
Question : Multiple Choice: Yeast, used in making bread is a:
w) plant
x) fungus
y) bacteria
z) seed
Answer : X -- FUNGUS
Question : Multiple Choice: The Statue of Liberty is green because of:
w) green stone
x) oxidized brass
y) steel painted green
z) oxidized copper
Answer : Z -- OXIDIZED COPPER
General Science - 12
Question : Name the phase of quartz consistently found in meteorite impact
craters, but rarely found in non-meteorite-related geological formations.
Answer : STISHOVITE
Question : Wt what point are the Celsius and Fahrenheit scales equal?
Answer : -40 DEGREES
Question : Multiple Choice: Which of the following vacuum pumps operates by using a very cold
surface to trap the gases on the cold surface? Is it a:
w) sublimation pump
x) turbo pump
y) cryopump
z) diffusion pump.
Answer : Y -- CRYOPUMP
Question : Using the fewest names of the members of this family, identify the tree
family which includes among its members the: Fink, myrtle, turkey, jacks, laurel, white, live and
pin. Name the tree family.
Answer : OAK
Question : Using the fewest names of the members of this family, identify the tree
family which includes among its members the: Pignut, scarit, mockernut, bitternut, black and
shagbark. Name the tree family.
Answer : HICKORY
Question : Using the fewest names of the members of this family, identify the tree
family which includes among its members the: Chinese, cut-leaved, manchurian, persian, english,
black and american. Name the tree family.
Answer : WALNUT
General Science - 13
Question : Multiple Choice: The word atom is from a Greek word meaning:
w) small
x) indivisible
y) unseen
z) visible
Answer : X -- INDIVISIBLE
Question : Name the famous mathematician/physicist who was born in the year
Galileo died.
Answer : (ISAAY) NEWTON
Question : Multiple Choice: In 1991, critical habitat was designated for this well-known species
in the states of Washington, Oregon and California.
w) brown bear
x) northern spotted owl
y) bald eagle
z) snail darter
Answer : X -- NORTHERN SPOTTED OWL
Question : Short Answer : This large bird of prey is related to the eagle. The bird is found on all
continents. Three species, the swallow-tailed, white-tailed and the Mississippi are found in North
America. Name this
Question : Short Answer : What creatures travel in gaggles?
Answer : GEESE
Question : Multiple Choice: Which of the following are NOT native to North America?
w) Mountain Quail
x) Ringneck Pheasant
y) Sharptail Grouse
z) Masked Bob-White
Answer : X -- RINGNECK PHEASANT
Question : Short Answer : Members of the order Apodes, these elongated slender fishes are
without pelvic fins and in some species lack pectoral or median
Question : Short Answer : What
is a shark's skeleton made of?
Answer : CARTILAGE
General Science - 14
Question : Short Answer : Identify the Earth's largest INVERTEBRATE animal.
Answer : GIANT SQUID
Question : Short Answer : What creature do the Galapagos Islands take their name from?
Answer : TORTOISE
Question : Short Answer : What is the only venomous British snake?
Answer : ADDER
Question : Short Answer : What is shed when you desquamate?
Answer : SKIN or EPIDERMAL CELLS
Question : Short Answer : What are the only places that dogs have sweat glands?
Answer : NOSE AND PAWS
Question : Short Answer : What body function are rats unable to do which makes them extra
vulnerable to poison?
Answer : VOMIT
Question : Multiple Choice: A cyclone is an engineering device that is used to
w) transport materials
x) segregate particles
y) control switching devices
z) model fractals
Answer : X -- SEGREGATE PARTICLES
Question : Multiple Choice: In the United States, low sulfur coal can be found primarily in the:
w) northeast
x) southeast
y) midwest
z) west
Answer : Z -- WEST
General Science - 15
Question : Multiple Choice: Electric power is less expensive at night because:
w) more hydroelectric generation is brought on line at night.
x) there is less demand at night.
y) pollution control is less stringent at night.
z) power plants are more efficient at night.
Answer : X -- THERE IS LESS DEMAND AT NIGHT.
Question : Short Answer : Name THREE TECHNIQUES for removing particulates from flue
gas produced from the combustion of coal?
Answer : (1) ELECTROSTATIC PRECIPITATION (ESP)
(2) FABRIC FILTER OR BAGHOUSE
(3) WET SCRUBBERS
(4) MECHANICAL COLLECTORS OR CYCLONES
Question : Short Answer : Name TWO sorbents which are used in conventional wet scrubbing
processes to remove SO2 produced by combusting coal.
Answer : (1) LIME
(2) LIMESTONE
(3) SODIUM SULFITE OR NaCO3 OR NaOH
Question : Short Answer : Name THREE gaseous components produced when coal is
combusted.
Answer : (1) CO2
(2) SO2
(3) NOX
(4) H2O
Question : Multiple Choice: Electricity generated by coal-fired power plants i the United States
in 1990 was approximately what percentage of the entire electricity produced by all sources of
power production?
w) 10 percent
x) 25 percent
y) 55 percent
z) 90 percent
Answer : Y -- 55 PERCENT
General Science - 16
Question : Short Answer : The majority of the U.S. electricity generating plant use what
thermodynamic cycle?
Answer : RANKINE
Question : Short Answer : Which continent has the largest KNOWN deposits of coal?
Answer : NORTH AMERICA
Question : Multiple Choice: In a typical power plant used to generate electricity in the U.S., the
percentage of energy in the fuel that is converted to electricity is about:
w) 99 percent
x) 50 percent
y) 35 percent
z) 10 percent
Answer : Y -- 35 PERCENT
Question : Short Answer : In electronic circuits, what name is given to a frequency discriminating
network designed to select or pass certain bands of frequencies with low attenuation and cause
very high attenuation to other frequencies?
Answer : FILTER
Question : Short Answer : This bistable electronic device assumes one of two stable output
states, depending upon the state of the most recently applied input signal. In computer systems
this device is used for storing information. Name this common electronic device.
Answer : FLIP-FLOP or TOGGLE
Question : Multiple Choice: In a certain electronic circuit the output is positive if input 1 is
positive and input 2 is zero. If both inputs are positive the output is zero. This is:
w) an AND circuit
x) a NOR circuit
y) an OR circuit
z) a high-pass filter
Answer : Y -- AN OR CIRCUIT
General Science - 17
Question : Multiple Choice: To reverse the direction of rotation of a three-phase AC induction
motor, do one of the following:
w) reverse any two of the three-phase connections
x) change the frequency of the applied AC power
y) operate the motor below the stall torque at very high slip
z) none of the above
Answer : W -- REVERSE ANY TWO OF THE THREE-PHASE CONNECTIONS
Question : Multiple Choice: What are the three elements of a bipolar transistor? Are they the:
w) grid, plate, cathode
x) suppressor, deflector, target
y) energizer, controller, terminus
z) emitter, base, collector
Answer : Z -- EMITTER, BASE, COLLECTOR
Question : Short Answer : W 10 pound bag of fertilizer carries the label 20-6-
Answer : 2 POUNDS
Question : Multiple Choice: Seawater (i.e. saltwater) freezes at:
w) the same temperature as fresh water.
x) at a slightly higher temperature than fresh water.
y) at a slightly lower temperature than fresh water.
z) seawater does not freeze.
Answer : Y -- AT A SLIGHTLY LOWER TEMPERATURE THAN FRESH
WATER.
Question : Multiple Choice: Nitrous oxide, commonly called laughing gas, has been a matter of
concern to environmentalists recently because:
w) it is thought to cause cancer at low concentrations.
x) it produces photochemical smog.
y) it is a greenhouse gas.
z) none of the above
Answer : Y -- IT IS A GREENHOUSE GAS.
General Science - 18
Question : Multiple Choice: Ozone in the upper atmosphere is produced from:
w) lightning
x) photochemical reactions
y) electrical appliances on Earth
z) model fractals
Answer : X -- PHOTOCHEMICAL REACTIONS
Question : Multiple Choice: Pollination by wind is called:
w) autogamy
x) entomophily
y) anemophily
z) ornithophily
Answer : Y -- ANEMOPHILY
Question : Short Answer : What is the technique by which lasers are used to photograph objects
and reproduce them in three dimensions?
Answer : HOLOGRAPHY
Question : Short Answer : Name the effect that is caused by scattering of light in colloids or
suspensions.
Answer : TYNDALL EFFECT
Question : Short Answer : Name the type of camel that has two humps.
Answer : BACTRIAN
Question : Short Answer : Name the California scientist who won the Nobel Prize in 1962 for
elucidating the details of the photosynthetic process.
Answer : (MELVIN) CALVIN
General Science - 19
Question : Multiple Choice: Glaucoma is treated by which of the following:
w) androgenic drug
x) androgenic blocking drug
y) cholinergic drug
z) anticholinergic drug
Answer : Y -- CHOLINERGIC DRUG
Question : Multiple Choice: Atolls are most probably formed by:
w) a rise in the earth's crust
x) sand brought in from the mainland
y) collapse of the center of a volcano
z) coral reef upbuilding during subsidence
Answer : Z -- CORAL REEF UPBUILDING DURING SUBSIDENCE
Question : Short Answer : Identify the tree family which includes among its members the: New
Mexico, Texas honey, thornless honey, water, black and honey. Name this tree family.
Answer : LOCUST
Question : Short Answer : Name the order of insects which includes among its members the:
Hawk, Death's Head, Brown-Tail, Carpenter, Clear-Winged, Clothes and Gypsy. Name this
insect order.
Answer : MOTHS / BUTTERFLIES (accept Lepidopterw)
Question : Short Answer : With many thousands of species, this is one of the largest families in
the plant kingdom. Identify this plant family which includes among its members the: Brome,
Love, Foxtail, Sudan, Buffalo, Saint Augustine, Burmuda and Blue.
Answer : GRASS or GRAMINACEAE
Question : Short Answer : Give the name of the area of science concerned with the study of the
customs and societies of mankind.
Answer : WNTHROPOLOGY
General Science - 20
Question : Multiple Choice: Name the English naturalist who, while credited with being the
codeveloper of the theory of evolution by natural selection, is much less famous for this than his
codeveloper.
w) Erasmus Darwin
x) Robert Ludlow
y) Alfred Russel Wallace
z) Rudolf Virchow
Answer : Y -- ALFRED RUSSEL WALLACE
Question : Short Answer : The acronym NEPA stands for what?
Answer : NATIONAL ENVIRONMENTAL POLICY ACT
Question : Multiple Choice: The U.S. population receives the largest dose of ionizing radiation
from:
w) natural sources.
x) fallout from nuclear weapons testing.
y) nuclear medicine.
z) nuclear power plants.
Answer : W -- NATURAL SOURCES.
Question : Multiple Choice: The radioactive element most commonly detected in humans is:
w) potassium-40
x) cobalt-60
y) iodine-131
z) plutonium-238
Answer : W -- POTASSIUM-40
Question : Multiple Choice: The largest breeder reactor built to date is located where?
w) USSR
x) Japan
y) France
z) United States
Answer : Y -- FRANCE
General Science - 21
Question : Multiple Choice: Radioisotopes which are used in medical diagnosis are known as
what?
w) tracers
x) silver bullets
y) markers
z) dyes
Answer : W -- TRACERS
Question : Multiple Choice: Most commercial nuclear power plants worldwide are cooled by:
w) sodium
x) mercury
y) helium
z) water
Answer : Z -- WATER
Question : Short Answer : What did Ira Remsen discover in 1879, perhaps proclaiming: "How
sweet it is"?
Answer : SACCHARIN
Question : Short Answer : Name the organization which selects Nobel laureates and awards the
prizes in the field of medicine.
Answer : THE CAROLINE INSTITUTE (FACULTY OF MEDICINE in
STOCKHOLM)
Question : Multiple Choice: As of August 1991, how many DIFFERENT women have won
Nobel Prizes in the scientific fields of physics, chemistry, and physiology or medicine? Is it:
w) 2
x) 5
y) 9
z) 12
Answer : Y -- 9
General Science - 22
Question : Short Answer : This woman scientist was the oldest daughter of another very
well-known woman scientist. She was the second woman in history to win a Nobel Prize in
science, receiving the prize in 1935 for her work in synthesizing new radioactive elements. Who
is this famous woman scientist?
Answer : IRENE JOLIET-CURIE
Question : Short Answer : Xorn in Prague, Czechoslovakia, in 1896, this woman scientist
received her MD from the German University in Prague. After moving to Washington University
in the United States, she and her husband conducted pioneering work in carbohydrate metabolism.
In 1947, this husband-wife team, along with Bernardo Houssay, was awarded the Nobel Prize in
medicine, their citation reading "for their discovery of the course of the catalytic conversion."
Name this esteemed woman scientist.
Answer : (GERTY) RADNITZ CORI
Question : Short Answer : Using X-ray crystallography, this woman scientist determined the
structures of large biochemical molecules, including penicillin in 1949 and vitamin B12 in 1956.
In 1969 she determined the three dimensional structure of insulin. In 1964 she was awarded the
Nobel Prize in chemistry "for her determination by X-ray techniques of the structures of important
biochemical substances." Name this woman scientist.
Answer : (DOROTHY) CROWFOOT HODGKIN
Question : Short Answer : In 1977, this American female scientist shared the Nobel Prize in
medicine for her work in the development of radioimmunoassays of peptide hormones. In
awarding the prize, the Nobel Committee described her technique as having "brought about a
revolution in biolocial and medical research". Who is this eminent woman scientist?
Answer : (ROSALYN) YALOW
Question : Short Answer : This female American geneticist achieved recognition as one of the
world's foremost investigators in cytogenetics, the study of heredity by cellular and genetic
methods. In 1951 she discovered that gene fragments in corn could move from chromosome to
chromosome, and even from cell to cell. Thirty-two years after this extraordinary work, she was
awarded the Nobel Prize in medicine in 1983. Who is this notable woman scientist?
Answer : (BARBARW) McCLINTOCK
General Science - 23
Question : Short Answer : Ws of 1991, the most recent award of a Nobel Prize in medicine to
a woman scientist went to this esteemed pharmacologist and biochemist. She shared her prize
with George Hitchings for their development of drugs based on understanding basic cell
processes. They came up with drugs that selectively block nucleic acid synthesis without
damaging normal cells. Name this woman scientist.
Answer : (GERTRUDE) ELION
Question : Short Answer : Who was the first man to hit a golf ball on the moon?
Answer : ALAN B. SHEPARD, JR.
Question : Multiple Choice: The earliest experiments on chromosome theory and inheritance
were developed by?
w) Gregor Mendel
x) Jonas Salk
y) Charles Sternak
z) Robert Oppenheimer
Answer : W -- GREGOR MENDEL
Question : Multiple Choice: This black engineer was granted a patent in 1872 for the first
automatic oil lubricator. The lubricating cup regulated the flow of oil onto moving parts of
machines, revolutionizing the machine industry. Was this well-known inventor:
w) Elijah McCoy
x) Lewis Latimer
y) Leonard McFall
z) Branville Woods
Answer : W -- ELIJAH McCOY
Question : Short Answer : "General Sherman" is my name. In 1972 I had a spread of 90 feet and
a height of 272 feet. What am I and in what national park do I live?
Answer : GIANT SEQUOIA (accept: SIERRA REDWOOD or BIG TREE) in
SEQUOIA NATIONAL PARK
General Science - 24
Question : Short Answer : Wt Indio, California, stands "The Patriarch," considered the oldest
living thing and a national monument. Precisely what is this 4,600 year old object?
Answer : BRISTLECONE PINE
Question : Short Answer : The art of growing dwarfed trees in small pots, a technique perfected
by the Japanese, is known as what?
Answer : BONSAI (pron: bone-sigh)
Question : Short Answer : If an individual is a dendrochronologist (pron:
den-drow-kron-OL-o-jist), what would she count?
Answer : TREE RINGS (accept: TREE AGE or TREE YEAR)
Question : Short Answer : The principle species of this tree family include the: Black, Eastern,
Mountain, Canadian, Formosan, Western and Carolina. Name this tree.
Answer : HEMLOCK
Question : Multiple Choice: The uranium fuel used worldwide is mainly in the form of:
w) U3O8
x) UO2
y) UF6
z) U metal
Answer : X -- UO2
Question : Short Answer : When natural uranium is mined, it contains three isotopes. Which
TWO are important in the production of nuclear power?
Answer : URANIUM-235 AND URANIUM-238
Question : Short Answer : W yellow powder, mostly made of uranium, that is produced in the
uranium milling process is called what?
Answer : YELLOWCAKE or AMMONIUM DIURANATE
General Science - 25
Question : Short Answer : In a high-temperature gas-cooled reactor, what gas ma be used for a
coolant?
Answer : HELIUM or CARBON DIOXIDE
Question : Multiple Choice: Spent fuel from a nuclear power plant cools down and loses most of
its radioactivity through decay. In the first year, spent fuel loses about what percentage of its
radioactivity?
w) 10 percent
x) 50 percent
y) 80 percent
z) 100 percent
Answer : Y -- 80 PERCENT
Question : Short Answer : The Nuclear Waste Policy Act of 1982 and amendments require what
Federal agency to site, construct and operate a geologic repository for disposal of high-level
nuclear waste?
Answer : U.S. DEPARTMENT OF ENERGY
Question : Multiple Choice: The National Council on Radiation Protection and Measurements
estimates that the average exposure to ionizing radiation tha individual Americans receive
annually from ALL sources is about:
w) 60 millirem
x) 100 millirem
y) 360 millirem
z) 500 millirem
Answer : Y -- 360 MILLIREM
Question : Multiple Choice: An important safety feature required at U.S. nuclear power plants
that was not present at the Chernobyl Power Plant in the Soviet Union was the:
w) reactor
x) cooling water
y) control rods
z) containment building
Answer : Z -- CONTAINMENT BUILDING
General Science - 26
Question : Multiple Choice: As of December, 1990, which of the following countries generated
the greatest percentage of its electricity by nuclear power?
w) England
x) Japan
y) United States
z) France
Answer : Z -- FRANCE
Question : Multiple Choice: Most of the nuclear power plants operating in the United States are:
w) pressurized water reactors
x) boiling water reactors
y) high-temperature gas-cooled reactors
z) liquid-metal fast breeder reactors
Answer : W -- PRESSURIZED WATER REACTORS
Question : Multiple Choice: The Oklo reactor in Gabon, Africa, is significant because it:
w) was the first man-made reactor.
x) was a natural fission reactor.
y) was the first reactor used to generate electricity.
z) produced the most electricity in a single year.
Answer : X -- WAS A NATURAL FISSION REACTOR.
Question : Short Answer : In the United States, the units of measure for the potential biological
risk associated with exposure to ionizing radiation are the rem and millirem. What comparable
units are used in the metric system?
Answer : SIEVERTS or MILLISIEVERTS
Question : Multiple Choice: What substance was used as a moderator for the chain reaction in
the first nuclear reactor?
w) graphite
x) boron
y) water
z) cadmium
Answer : W -- GRAPHITE
General Science - 27
Question : Multiple Choice: The U.S. population receives the largest dose of ionizing radiation
from:
w) natural sources.
x) fallout from nuclear weapons testing.
y) nuclear medicine.
z) nuclear power plants.
Answer : W -- NATURAL SOURCES.
Question : Multiple Choice: What state in the United States has the most nuclear power plants?
w) New York
x) Illinois
y) Pennsylvania
z) South Carolina
Answer : X -- ILLINOIS
Question : Short Answer : What country currently has the third largest number of satellites in
orbit?
Answer : FRANCE
Question : Multiple Choice: The launch of the first LIQUID fueled rocket in the world is
attributed to:
w) China
x) Russia
y) United States
z) Germany
Answer : Y -- UNITED STATES
Question : Multiple Choice: The first American Astronaut to ORBIT the Earth was:
w) Alan Shepard
x) John Glenn
y) Gus Grissom
z) Scott Carpenter
Answer : X -- JOHN GLENN
General Science - 28
Question : Short Answer : What is made from chicle?
Answer : CHEWING GUM
Question : Short Answer : What do you produce by adding Lactobacillus Bulgaricus to milk?
Answer : YOGURT
Question : Multiple Choice: Which of the following materials is used along with iron ore and
limestone to produce iron in a modern blast furnace?
w) coke
x) cementite
y) coal
z) bauxite
Answer : W -- COKE
Question : Short Answer : What kind of poisoning is known as plumbism (pron: plum - biz - em)?
Answer : LEAD POISONING
Question : Short Answer : What month is showing on the calendar when the Earth is nearest the
sun?
Answer : JANUARY
Question : Short Answer : On June 22, how many hours of daylight are there in a day at the
North Pole?
Answer : 24
Question : Short Answer : To within a half minute, how many minutes does it take for light to
travel from the sun to the Earth?
Answer : 9-1/2 MINUTES (accept: 9 to 10 minutes)
Question : Short Answer : Wmong well-known examples of this formation are Grindelwald in
Switzerland, Bossons in France, Dinwoody in the United States, and Wilson Piedmont in
Antarctica. Identify these cool formations.
Answer : GLACIERS
General Science - 29
Question : Short Answer : Name the branch of medical science which is concerned with the study
of disease as it appears in its natural surroundings, and as it affects a community of people rather
than a single individual.
Answer : EPIDEMIOLOGY
Question : Multiple Choice: The study of poisons is called:
w) oncology
x) toxicology
y) phrenology
z) ergonomics (pron: ur - go - no - mics)
Answer : X -- TOXICOLOGY
Question : Short Answer : What vitamin complex includes thiamine, niacin, and riboflavin?
Answer : VITAMIN B
Question : Multiple Choice: What range of frequencies are usually referred to as audio
frequencies for humans?
w) 0 to 20 Hertz
x) 20 to 20,000 Hertz
y) 200 to 200,000 Hertz
z) 10,000 to 30,000 Hertz
Answer : X -- 20 TO 20,000 HERTZ
Question : Multiple Choice: What range of frequencies are usually referred to as the UHF Band?
w) 3 to 30 Megahertz
x) 30 to 300 Megahertz
y) 300 to 3,000 Megahertz
z) 30,000 to 300,000 Megahertz
Answer : Y -- 300 TO 3,000 MEGAHERTZ
General Science - 30
Question : Multiple Choice: A device used to measure the amount of moisture in the atmosphere
is called a:
w) hydrometer (pron: high-dro-me-ter)
x) hygrometer (pron: high-gro-me-ter)
y) anemometer
z) barometer
Answer : X -- HYGROMETER
Question : Short Answer : What is the principal liquid used in automotive antifreeze?
Answer : ETHYLENE GLYCOL
Question : Short Answer : What are the names of the cycles in a 4-stroke gasoline engine?
Answer : COMPRESSION; IGNITION; POWER; EXHAUST (take in any order)
Question : Multiple Choice: What power cycle is used in jet engines?
w) Stirling
x) Rankine
y) Otto
z) Brayton
Answer : Z -- BRAYTON
Question : Multiple Choice: The half life of tritium is about:
w) 3,500 years
x) 40 years
y) 12.3 years
z) 3.7 years
Answer : Y -- 12.3 YEARS
General Science - 31
Question : Multiple Choice: One of the potential health effects of exposure to high levels of
noise is called tinnitus (pron: ti - NI - tes), which means:
w) a permanent loss of hearing.
x) a persistent ringing or hissing in the ears after exposure.
y) a temporary loss of hearing, especially of upper frequencies.
z) abdominal discomfort from low frequency noise.
Answer : X -- A PERSISTENT RINGING OR HISSING IN THE EARS AFTER
EXPOSURE.
GENR-92: Short Answer : If an individual is suffering from emphysema, what organ of the body
is primarily affected?
Answer : LUNGS
Question : Short Answer : Who was known as "The Wizard of Menlo Park"?
Answer : EDISON
Question : Multiple Choice: Plants get their nitrogen from:
w) rain
x) the soil
y) the air
z) the bedrock
Answer : X -- THE SOIL
Question : Short Answer : Which vitamin is called ascorbic acid, meaning "no scurvy"?
Answer : VITAMIN C
Question : Short Answer : Wt what Celsius temperature is water the densest?
Answer : 4 DEGREES CELSIUS
Question : Short Answer : What household heating fuel also powers jet planes?
Answer : KEROSENE
General Science - 32
Question : Short Answer : Who discovered the method of destroying disease-producing bacteria
in beer and milk by heating the liquid properly?
Answer : (LOUIS) PASTEUR
Question : Multiple Choice: Which of the following elements was unknown to ancient
civilizations?
w) tin
x) aluminum
y) mercury
z) sulfur
Answer : X -- ALUMINUM
Question : Short Answer : In which US state do the most bald eagles live?
Answer : ALASKA
Question : Short Answer : What is the name denoting plants that seasonally shed all their leaves?
Answer : ZECIDUOUS
Question : Short Answer : What material found in bogs is the oldest fossil fuel used by man?
Answer : PEAT
Question : Short Answer : What is meant by the statement that an animal is oviparous?
Answer : IT LAYS EGGS
Question : Short Answer : Name the tropical American tree which produces the least dense wood
known?
Answer : XALSA
Question : Short Answer : What is the distinction shared by Marie Curie and Linus Pauling?
Answer : THEY BOTH RECEIVED TWO NOBEL PRIZES
General Science - 33
Question : Multiple Choice: In the early 17th century, based on his observations with a
telescope, Galileo Galilei attacked a belief espoused by the church. That belief was:
w) that the earth was flat.
x) the sky was a large dome with holes through which heaven could be seen.
y) that the earth was at the center of the universe.
z) there are no other planets.
Answer : Y -- THAT THE EARTH WAS AT THE CENTER OF THE UNIVERSE.
Question : Short Answer : What is the mass in grams of one cubic centimeter of water?
Answer : ONE GRAM
Question : Short Answer : What is the name of the first atomic-powered submarine?
Answer : NAUTILUS
Question : Short Answer : What three elements besides iron make up the alloy alnico, used for
making magnets?
Answer : WLUMINUM, NICKEL, AND COBALT
Question : Short Answer : What exploded on Bikini Island in 1954?
Answer : W HYDROGEN BOMB
Question : Multiple Choice: A barn is a unit of
w) length
x) area
y) volume
z) weight
Answer : X -- AREA
Question : Multiple Choice: A light-year can be converted into
w) astronomical units
x) hours
y) foot-candles
z) ergs
Answer : W -- ASTRONOMICAL UNITS
General Science - 34
Question : Multiple Choice: Which is the longest?
w) a kilometer
x) a centimeter
y) a dekameter
z) a terameter
Answer : Z -- A TERAMETER
Question : Multiple Choice: You use a hydrometer to check the condition of the electrolyte in
your car battery. It is actually measuring what property of the fluid?
w) charge
x) density
y) temperature
z) surface tension
Answer : X -- DENSITY
Question : Multiple Choice: What is the major visible constituent of the exhaust plume from a
natural gas-fired power plant?
w) carbon dioxide
x) carbon monoxide
y) smoke
z) water
Answer : Z -- WATER
Question : Multiple Choice: Of the following answers, which is closest to the percentage of
electricity
generated by nuclear power plants in the U.S. in 1987?
w) 5%
x) 10%
y) 20%
z) 40%
Answer : Y -- 20%
General Science - 35
Question : Multiple Choice: High-temperature superconductors have been in the news lately.
These materials become superconductive at temperatures around
w) 200 degrees Fahrenheit
x) 100 degrees Fahrenheit
y) -150 degrees Fahrenheit
z) -350 degrees Fahrenheit
Answer : Z -- -350 DEGREES FAHRENHEIT
Question : Multiple Choice: If a scuba diver suffers from the "bends", this means that which gas
is being rapidly released from the blood and tissues?
w) oxygen
x) hydrogen
y) nitrogen
z) CO2
Answer : Y -- NITROGEN
Question : Multiple Choice: The principle behind a breeder reactor is:
w) U-235 undergoes fission.
x) U-238 is converted to Pu-239, which undergoes fission.
y) Deuterium undergoes fission.
z) Cobalt-60 undergoes fission.
Answer : X -- U-238 IS CONVERTED TO Pu-239, WHICH UNDERGOES
FISSION.
Question : Multiple Choice: Steel is composed of a number of elements. The two essential
elements are iron and
w) aluminum
x) carbon
y) nickel
z) silicon
Answer : X -- CARBON
General Science - 36
Question : Multiple Choice: Which of the following is an important element of stainless steel.
w) chromium
x) magnesium
y) copper
z) nickel
Answer : W -- CHROMIUM
Question : Multiple Choice: When petroleum is refined it is subject to a number of processes
including cracking. During the cracking process
w) lighter hydrocarbons are combined to form heavier ones
x) heavy hydrocarbons are broken up into lighter ones
y) lighter hydrocarbons are separated by distillation
z) oxygen is used to burn the heavier hydrocarbons
Answer : X -- HEAVY HYDROCARBONS ARE BROKEN UP INTO LIGHTER
ONES
Question : Multiple Choice: A psychrometer (pron: si-'kro-me-ter) is used to measure humidity.
It consists of two thermometers, one of which is wetted. The water is allowed to evaporate.
Which thermometer reads the higher temperature.
w) the wet one
x) the dry one
Answer : X -- THE DRY ONE
Question : Multiple Choice: One metal dissolved in another is called
w) an alloy
x) an assay
y) a mineral
z) a ceramic
Answer : W -- AN ALLOY
Question : Multiple Choice: An alloy consisting mainly of tin and lead is called:
w) brass
x) bronze
y) pewter
z) chrome
Answer : Y -- PEWTER
General Science - 37
Question : Multiple Choice: It is a common observation that naturally occurring processes have a
particular direction associated with them. For instance, heat flows from a hot body to a colder
body. The property of a system that is used to quantitatively describe this natural direction of
events is called
w) energy
x) entropy
y) enthalpy
z) equilibrium
Answer : X -- ENTROPY
Question : Multiple Choice: Which of the following is believed to be responsible for the hole in
the ozone layer over Antarctic?
w) carbon dioxide
x) compounds containing sulfur
y) radioactivity
z) compounds containing chlorine
Answer : Z -- COMPOUNDS CONTAINING CHLORINE
Question : Multiple Choice: Which of the following is not a major pollutant from automobiles.
w) carbon monoxide
x) unburned hydrocarbons
y) nitrous oxide
z) sulfur dioxide
Answer : Z -- SULFUR DIOXIDE
Question : Multiple Choice: The most serious environmental pollution from a nuclear reactor is:
w) radioactivity
x) particulate formation
y) thermal pollution
z) noise pollution
Answer : Y -- THERMAL POLLUTION
General Science - 38
Question : Multiple Choice: Biomass energy is:
w) formed through photosynthesis
x) caused by heat due to the large mass of the earth
y) has been used for only a few years
z) is effective in only certain regions of the United States
Answer : W -- FORMED THROUGH PHOTOSYNTHESIS
Question : Short Answer : What is the technique of detecting the position of objects by producing
very high frequency sound waves and listening to the echos?
Answer : SONAR
Question : Multiple Choice: A thermocouple is used to measure
w) pressure
x) current
y) strain
z) temperature
Answer : Z -- TEMPERATURE
Question : Short Answer : What metal is obtained from the mineral malaclite?
Answer : YOPPER
Question : Multiple Choice: The most suitable motor oil for use in a car in cold weather is:
w) a high viscosity oil
x) a low viscosity oil
y) a medium viscosity oil
Answer : X -- A LOW VISCOSITY OIL
Question : Multiple Choice: The process by which a substance absorbs moisture upon exposure
to the atmosphere is called:
w) efflorescence
x) deliquescence
y) dehydrogenation
z) desalination
Answer : X -- DELIQUESCENCE
General Science - 39
Question : Multiple Choice: A temperature of 295 K is equivalent to approximately:
w) 0 degrees Fahrenheit
x) 32 degrees Fahrenheit
y) 72 degrees Fahrenheit
z) 97 degrees Fahrenheit
Answer : Y -- 72 DEGREES FAHRENHEIT
Question : Multiple Choice: Only one tree is known to live longer than the Giant Sequoia. Is this
tree:
w) Bristlecone pine
x) Grey Oak
y) Japanese Chestnut
z) Ponderosa pine
Answer : W -- BRISTLECONE PINE
Question : Multiple Choice: The first animal launched into orbit was a:
w) mouse
x) monkey
y) chimpanzee
z) dog
Answer : Z -- DOG
Question : Short Answer : Name the first man-made space craft to orbit the Earth?
Answer : SPUTNIK (ACCEPT SPUTNIK I)
Question : Short Answer : Who was the first test pilot to break the sound barrier and survive?
Answer : YHUCK YEAGER
General Science - 40
Question : Multiple Choice: How many time zones are there in the CONTIGUOUS United
States?
w) 3
x) 4
y) 5
z) 6
Answer : X -- 4
Question : Multiple Choice: In the United States, coal is the energy source that produces the
highest percentage of our electricity. Second is:
w) hydropower
x) oil
y) nuclear energy
z) solar energy
Answer : Y -- NUCLEAR ENERGY
Question : Multiple Choice: The first controlled nuclear chain reaction took place in what year?
w) 1895
x) 1910
y) 1942
z) 1945
Answer : Y -- 1942
Question : Multiple Choice: The radioactive element most commonly detected in humans is:
w) potassium-40
x) cobalt-60
y) iodine-131
z) plutonium-238
Answer : W -- POTASSIUM-40
General Science - 41
Question : Multiple Choice: "Fool's gold" is a common name for this mineral:
w) halite
x) cinnabar
y) magnetite
z) pyrite
Answer : Z -- PYRITE
Question : Short Answer : If it is 5:00 p.m. Greenwich Mean Time, what time is it in
Washington, DC in December?
Answer : 12 NOON
Question : Short Answer : What science deals with the structure of the universe and its origin?
Answer : YOSMOLOGY
Question : Multiple Choice: Which two gases are used to disinfect water in sewage treatment
facilities?
w) helium and nitrogen
x) ozone and chlorine
y) oxygen and hydrogen
z) nitrogen and chlorine
Answer : X -- OZONE AND CHLORINE
Question : Short Answer : What naturally occurring radioactive substance present in indoor air is
suspected as the second leading cause of lung cancer?
Answer : RADON
Question : Short Answer : If the time between a lightning flash and the resulting thunder is five
seconds, approximately how far away was the lightning?
Answer : WBOUT ONE MILE (ACCEPT 5300-5800 FEET)
General Science - 42
Question : Multiple Choice: Which of the following building materials has the HIGHEST
thermal conductivity?
w) Southern pine wood
x) common brick
y) aluminum
z) gypsum board or drywall
Answer : Y -- ALUMINUM
Question : Multiple Choice: Thermal insulation is used to:
w) stop the flow of heat.
x) reduce the flow of heat.
y) absorb heat.
z) reverse the heat flow direction.
Answer : X -- REDUCE THE FLOW OF HEAT.
Question : Multiple Choice: The region of the United States with the lowest pH values found in
rainwater (acid rain) is:
w) Mid West
x) North West
y) North East
z) South East
Answer : Y -- NORTH EAST
Question : Multiple Choice: The specific gravity of mercury at Standard Temperature and
Pressure is:
w) 0.75
x) 4.0
y) 13.6
z) 19.3
Answer : Y -- 13.6
General Science - 43
Question : Multiple Choice: Consider efficiencies of hydro-turbines and generators. If the
efficiency of a hydro-turbine is 80% and the efficiency of a generator is 90%, what is the overall
efficiency of the unit?
w) 85%
x) 72%
y) 90%
z) 70%
Answer : X -- 72%
Question : Short Answer : Name this much publicized group of compounds, of which there are
209 congeners. It was first discovered as an environmental pollutant in 1966, and its widespread
use in electrical transformers has spread these compounds into the food chain to such an extent
that most adults have small concentrations in their fatty tissue.
Answer : PCB's (Accept POLYCHLORINATED BIPHENYL'S)
Question : Multiple Choice: Recent discoveries of ancient cratering near the Yucatan Peninsula
support the theory that a meteor or cometary impact may have resulted in mass extinctions of
species on Earth about 65 million years ago. During which geologic period is that impact thought
to have occurred?
w) Permian
x) Triassic
y) Jurassic
z) Cretaceous
Answer : Z -- CRETACEOUS
Question : Multiple Choice: In the United States the average number of gallons per person of
fresh water used per day for personal (non-industrial) use such as bathing, laundering, drinking,
and the like is approximately:
w) 10 gallons
x) 30 gallons
y) 60 gallons
z) 90 gallons
Answer : Z -- 90 GALLONS
General Science - 44
Question : Short Answer : "Hard" water is related to the presence of high concentrations of
primarily four metal ions in water supplies. Calcium and magnesium ions are the most common
of the four. Name one of the other two ions.
Answer : IRON AND MANGANESE
Question : Short Answer : When the fuel economy of a 20 miles per gallon car is averaged with
that of a 40 miles per gallon car and both cars are driven the same number of miles per year, the
resulting average, in miles per gallon, is:
Answer : 26.7 (MILES PER GALLON) (Accept 25.7 TO 27.7)
Question : Multiple Choice: Taxol is a drug currently being used to treat cancer, particularly
resistant forms of breast cancer. A natural source of Taxol is:
w) bark and leaves of the yew tree
x) apricot pits
y) periwinkle flowers
z) ginkgo leaves
Answer : W -- BARK AND LEAVES OF THE YEW TREE
Question : Multiple Choice: About what percent of the electricity used in the United States is
currently being produced by nuclear power plants?
w) 5 percent
x) 10 percent
y) 20 percent
z) 30 percent
Answer : Y -- 20 PERCENT
Question : Multiple Choice: Some physicians suggest that women supplement their diets with
antacids to supply additional amounts of a certain element thought to reduce the risk of
osteoporosis. The ingredient in antacids which provides this element is:
w) calcium carbonate
x) aluminum hydroxide
y) magnesium hydroxide
z) simethicone
Answer : W -- CALCIUM CARBONATE
General Science - 45
Question : Multiple Choice: If you started with 100 grams of each of the materials below and
they all vaporized inside of an inflatable balloon, which of them would produce the largest volume
balloon, assuming they were all at the same temperature?
w) water
x) gasoline
y) ethanol
z) butane
Answer : W -- WATER
Question : Short Answer : In 1976, Congress enacted the Resource Conservation and Recovery
Act designed to protect public health and the environment from improper management of
hazardous waste. The Resource Conservation and Recovery Act categorizes hazardous wastes
into four groups. Identify three of the four groups.
Answer : TOXIC (POISONOUS), REACTIVE, IGNITABLE, AND CORROSIVE
Question : Multiple Choice: The estrogen and androgen hormones which regulate sexual
development and function are structurally related to:
w) beta carotene
x) ethanol
y) adrenaline
z) cholesterol
Answer : Z -- CHOLESTEROL
Question : Multiple Choice: The most abundant organic molecule on the surface of the Earth is:
w) cellulose
x) chitin
y) DNA
z) hemoglobin
Answer : W -- CELLULOSE
General Science - 46
Question : Multiple Choice: The heat exhaust of an automobile with an internal combustion
engine represents approximately what percent of the energy of the original fuel?
w) 10 %
x) 50 %
y) 35 %
z) 5 %
Answer : Y -- 35 %
Question : Multiple Choice: In a precise diet and nutrition study, you need to determine the
average weight and average height of a group each to a precision of 1%. The minimum sample
size required is
w) 10
x) 100
y) 1000
z) 10,000
Answer : Z -- 10,000
Question : Multiple Choice: Liquid fuels can be used to generate electricity in a variety of ways.
Which of the following technologies converts liquid fuel directly to electricity without a
combustion step?
w) turbine
x) battery
y) fuel cell
z) Stirling engine
Answer : Y -- FUEL CELL
Question : Multiple Choice: A color television set employs a 25,000 volt electron accelerator to
produce the picture and potentially harmful radiation which must be shielded against. The main
component of this radiation consists of
w) electrons which penetrate the picture tube
x) soft x-rays
y) microwaves
z) ultraviolet radiation
Answer : X -- SOFT X-RAYS
General Science - 47
Question : Short Answer : What is the neurotoxic organometal that caused even more injuries in
Iraq in 1971-72 than it did in the 50's and 60's at Minamata Bay, Japan?
Answer : METHYLMERCURY
Question : Multiple Choice: What is the approximate weight in pounds of the atmosphere on a
1 sq. ft. surface at sea level?
w) 15 lbs.
x) 1500 lbs.
y) 2100 lbs.
z) 20,000 lbs.
Answer : Y -- 2100 LBS.
Question : Short Answer : What common flavoring comes from the long slender fruit of a
climbing orchid?
Answer : VANILLA
Question : Multiple Choice: What form of radiation most closely resembles X-rays?
w) alpha
x) beta
y) gamma
z) neutron
Answer : Y -- GAMMA
Question : Multiple Choice: In the Tyndall Effect, the intensity of scattered radiation is inversely
proportional to the fourth power of the wavelength. Which one of the following colors of light
would exhibit the most intense Tyndall scattering?
w) yellow
x) green
y) orange
z) violet
Answer : Z -- VIOLET
General Science - 48
Question : Multiple Choice: One trillion is 1 followed by 12 zeros. What is 1 followed by
18 zeros?
w) 1 quadrillion
x) 1 quintillion
y) 1 septillion
z) 1 octillion
Answer : X -- 1 QUINTILLION
Question : Multiple Choice: In daylight the human eye is most sensitive to which color?
w) Green
x) Red
y) Blue
z) Orange
Answer : W -- GREEN
Question : Multiple Choice: Which of the following people is credited as being the father of mass
production?
w) Thomas Edison
x) Otto Graham
y) Henry Ford
z) Eli Whitney
Answer : Z -- ELI WHITNEY
Question : Multiple Choice: A homeowner replaces a 65 watt incandescent bulb with a 15 watt
compact fluorescent lamp. The light is on 2000 hours a year. If electricity cost 10 cents a
kilowatt-hour, how much money is saved on the electric bill in one year?
w) $50.00
x) $10.00
y) $5.00
z) $1.00
Answer : X -- $10.00
General Science - 49
Question : Multiple Choice: A radio station is broadcasting at 3750 khz (kilohertz). This station
would be found in which radio band?
w) 20 meter
x) 40 meter
y) 80 meter
z) 160 meter
Answer : Y -- 80 METER
Question : Multiple Choice: Approximately what percentage of the electricity produced in the
United States is consumed by residential appliances?
w) 20%
x) 33%
y) 50%
z) 66%
Answer : X -- 33%
Question : Multiple Choice: Compared to terrestrial environments, aquatic environments are
more stable in:
w) temperature range
x) producer consumer distribution
y) sunlight absorbed
z) number species
Answer : W -- TEMPERATURE RANGE
Question : Multiple Choice: TCDD (2,3,6,7-tetrachlorodibenzo(p)dioxin) is a toxic synthetic
chemical. The most consistent adverse effect observed in exposed humans is:
w) liver cancer
x) birth defects
y) disfiguring skin eruption
z) an exaggerated sense of well-being
Answer : Y -- DISFIGURING SKIN ERUPTION (CHLORACNE)
General Science - 50
Question : Multiple Choice: The U.S. EPA recently concluded that environmental tobacco smoke
should be considered (quote)
w) "a possible human teratogen"
x) "a priority air pollutant"
y) "a known human carcinogen"
z) "a possible human carcinogen"
Answer : Y -- A KNOWN HUMAN CARCINOGEN
Question : Multiple Choice: What power cycle is used in jet engines?
w) Stirling
x) Rankine
y) Otto
z) Brayton
Answer : Z -- BRAYTON
Question : Short Answer : What is the name for the metric unit of pressure defined as 1 Newton
per meter squared?
Answer : PASCAL
Question : Short Answer : In the human body, what tendon attaches the gastrocnemius muscle to
the calcaneus bone?
Answer : ACHILLES TENDON
Question : Multiple Choice: Which of the following is considered a renewable resource?
w) Coal fired power plant
x) Hydroelectric dam
y) Combustion turbine facility
z) Nuclear fission power plant
Answer : X -- HYDROELECTRIC DAM
Question :Short Answer : If a quiet whisper is 10 decibels, then what is the average pain threshold
in decibels for humans?
Answer : 120 DECIBELS (ACCEPT 110 TO 130)
General Science - 51
Question : Multiple Choice: What range of frequencies are usually referred to as the Ultra High
Frequency (UHF) Band?
w) 3 to 30 Mega Hertz
x) 30 to 300 Mega Hertz
y) 300 to 3,000 Mega Hertz
z) 30,000 to 300,000 Mega Hertz
Answer : Y -- 300 to 3,000 MEGA HERTZ
Question : Multiple Choice: Who was the first scientist credited with pointing out that certain
gases could cause a greenhouse effect?
w) John Tyndall
x) Charles Darwin
y) Roger Tory Peterson
z) Stephen Jay Gould
Answer : W -- JOHN TYNDALL
Question : Multiple Choice: Deforestation is not a major environmental problem in
w) the Amazon
x) Borneo
y) Oregon
z) West Germany
Answer : Z -- WEST GERMANY
Question : Short Answer : Name a component of gasoline that has been classified by the U.S.
EPA as a "known human carcinogen".
Answer : XENZENE
Question : Multiple Choice: The sun makes up approximately what percent of matter in our solar
system?
w) 17%
x) 50%
y) 85%
z) 99%
Answer : Z -- 99%
General Science - 52
Question : Multiple Choice: What is the phase relationship between the voltage and current in a
capacitor?
Answer : X -- CURRENT LEADS BY 90 DEGREES
Question : Short Answer : Movement exhibited by plants toward the "center of the Earth" is
called?
Answer : GEOTROPISM
Question : Multiple Choice: In 1991, the frozen body of a late stone age man was found
amazingly intact in the Alps near the Italian-Austrian border. Its age was determined to be about:
w) 2,200 years
x) 5,300 years
y) 12,800 years
z) 30,000 years
Answer : X -- 5,300 YEARS
Question : Multiple Choice: Who is known as the Father of the Atomic Bomb?
w) Albert Einstein
x) J. Robert Oppenheimer
y) General Leslie Groves
z) Edward Teller
Answer : X -- J. ROBERT OPPENHEIMER
Question : Multiple Choice: Dante is the name of an eight-legged robot designed to repel into
the crater of Erebus. This volcano is located in
w) Italy
x) the Hawaiian chain
y) Antarctica
z) Japan
Answer : Y -- ANTARCTICA
Question : Multiple Choice: For a DC motor, what major component in addition to the field
winding and the armature winding is necessary?
w) a commutator
x) a stator
y) a battery
z) a rotor
Answer : W -- A COMMUTATOR
Question : Multiple Choice: Evaporation from water surfaces exposed to air is not dependent of
the:
w) velocity of the wind
x) humidity
y) temperature
z) depth of the water
Answer : Z -- DEPTH OF THE WATER
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