ASVAB/AFCT General Science Practice
Exam Questions & Answers.
Citrus fruits include - CORRECT ANSWER Citrus fruits include lemons, limes, oranges, and grapefruits.
(oranges)
What temperature is shown on a Fahrenheit thermometer when a centigrade thermometer reads 0º? -
CORRECT ANSWER Water freezes at 0° on a centigrade or Celsius thermometer. Water freezes at 32°
Fahrenheit.(32 degrees)
The major chemical constituent of a cell, by weight, is - CORRECT ANSWER The major chemical
constituent of a cell by importance is protein but by weight it is water.(water)
Which of the following is NOT a viral disease? - CORRECT ANSWER Syphilis is caused by the spirochete
Treponema pallidum. The spirochete is a type of bacteria.(Syphilis)
Alcoholic beverages contain - CORRECT ANSWER Alcoholic beverages contain grain alcohol. Wood
alcohol is methyl alcohol, which is extremely toxic; drinking it may cause blindness. Isopropyl alcohol is
rubbing alcohol. Glyceryl alcohol is an industrial solvent.(grain alcohol)
The air around us is composed mostly of - CORRECT ANSWER Nitrogen constitutes about four fifths of
the earth's atmosphere, by volume.(nitrogen)
The process that is responsible for the continuous removal of carbon dioxide from the atmosphere is -
CORRECT ANSWER By the process of photosynthesis, green plants remove carbon dioxide from the
atmosphere and replace it with oxygen.(photosynthesis)
Ringworm is caused by a(n) - CORRECT ANSWER Ringworm is a skin disease caused by a fungus.
(fungus)
Light passes through the crystalline lens in the eye and focuses on the - CORRECT ANSWER Light enters
the eye through the pupil (the opening in the center of the iris), travels through the transparent
crystalline lens, then travels through the vitreous humor (eyeball), and finally focuses on the retina.
, (retina)
Which of the following processes is responsible for the removal of oxygen from the atmosphere? -
CORRECT ANSWER Respiration requires oxygen while photosynthesis requires carbon dioxide
(respiration)
The vitamin that helps coagulation of the blood is - CORRECT ANSWER Vitamin K is useful in the
coagulation of blood. Vitamin C prevents scurvy; Vitamin E helps maintain red blood cells and aids in
fertility; and Vitamin D prevents rickets.
(K)
Of the following, the part of a ship that gives it stability by lowering the center of gravity is the -
CORRECT ANSWER The keel is the part of the ship that gives it stability. A bulkhead is a wall, the anchor
keeps the ship from moving, and the prow is the front of the ship(Keel)
To reduce soil acidity, a farmer should use - CORRECT ANSWER Lime is highly alkaline. (lime)
Which of the following will cause Athlete's foot? - CORRECT ANSWER Athlete's foot is caused by a fungus
and could be considered a pathogen. Algae, bacteria, and protozoa are non-disease causing agents
(fungus)
Bacteria of decay help - CORRECT ANSWER Decay bacteria decompose organic compounds of dead
organisms to inorganic compounds, which enrich the soil(enrich soil)
Of the following, the food that contains the largest amount of Vitamin C is - CORRECT ANSWER All
vegetables contain some Vitamin C, and yellow vegetables contain more Vitamin C than green ones.
However, tomatoes contain nearly as much Vitamin C as citrus fruits(tomatoes)
The cyclotron is used to - CORRECT ANSWER The cyclotron is the machine that splits atoms
(split atoms)
The earth completes one trip around the sun approximately every - CORRECT ANSWER It takes the earth
one year to complete an orbit of the sun. A year contains 365 days, or 52 weeks.
Exam Questions & Answers.
Citrus fruits include - CORRECT ANSWER Citrus fruits include lemons, limes, oranges, and grapefruits.
(oranges)
What temperature is shown on a Fahrenheit thermometer when a centigrade thermometer reads 0º? -
CORRECT ANSWER Water freezes at 0° on a centigrade or Celsius thermometer. Water freezes at 32°
Fahrenheit.(32 degrees)
The major chemical constituent of a cell, by weight, is - CORRECT ANSWER The major chemical
constituent of a cell by importance is protein but by weight it is water.(water)
Which of the following is NOT a viral disease? - CORRECT ANSWER Syphilis is caused by the spirochete
Treponema pallidum. The spirochete is a type of bacteria.(Syphilis)
Alcoholic beverages contain - CORRECT ANSWER Alcoholic beverages contain grain alcohol. Wood
alcohol is methyl alcohol, which is extremely toxic; drinking it may cause blindness. Isopropyl alcohol is
rubbing alcohol. Glyceryl alcohol is an industrial solvent.(grain alcohol)
The air around us is composed mostly of - CORRECT ANSWER Nitrogen constitutes about four fifths of
the earth's atmosphere, by volume.(nitrogen)
The process that is responsible for the continuous removal of carbon dioxide from the atmosphere is -
CORRECT ANSWER By the process of photosynthesis, green plants remove carbon dioxide from the
atmosphere and replace it with oxygen.(photosynthesis)
Ringworm is caused by a(n) - CORRECT ANSWER Ringworm is a skin disease caused by a fungus.
(fungus)
Light passes through the crystalline lens in the eye and focuses on the - CORRECT ANSWER Light enters
the eye through the pupil (the opening in the center of the iris), travels through the transparent
crystalline lens, then travels through the vitreous humor (eyeball), and finally focuses on the retina.
, (retina)
Which of the following processes is responsible for the removal of oxygen from the atmosphere? -
CORRECT ANSWER Respiration requires oxygen while photosynthesis requires carbon dioxide
(respiration)
The vitamin that helps coagulation of the blood is - CORRECT ANSWER Vitamin K is useful in the
coagulation of blood. Vitamin C prevents scurvy; Vitamin E helps maintain red blood cells and aids in
fertility; and Vitamin D prevents rickets.
(K)
Of the following, the part of a ship that gives it stability by lowering the center of gravity is the -
CORRECT ANSWER The keel is the part of the ship that gives it stability. A bulkhead is a wall, the anchor
keeps the ship from moving, and the prow is the front of the ship(Keel)
To reduce soil acidity, a farmer should use - CORRECT ANSWER Lime is highly alkaline. (lime)
Which of the following will cause Athlete's foot? - CORRECT ANSWER Athlete's foot is caused by a fungus
and could be considered a pathogen. Algae, bacteria, and protozoa are non-disease causing agents
(fungus)
Bacteria of decay help - CORRECT ANSWER Decay bacteria decompose organic compounds of dead
organisms to inorganic compounds, which enrich the soil(enrich soil)
Of the following, the food that contains the largest amount of Vitamin C is - CORRECT ANSWER All
vegetables contain some Vitamin C, and yellow vegetables contain more Vitamin C than green ones.
However, tomatoes contain nearly as much Vitamin C as citrus fruits(tomatoes)
The cyclotron is used to - CORRECT ANSWER The cyclotron is the machine that splits atoms
(split atoms)
The earth completes one trip around the sun approximately every - CORRECT ANSWER It takes the earth
one year to complete an orbit of the sun. A year contains 365 days, or 52 weeks.
