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Praxis 5901 Science Test Questions with Solutions
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Praxis 5901 Science Test Questions with SolutionsAn object is moving in a straight line at a constant speed. What will happen if a constant force
is then applied to the object in the same direction in which the object is moving? A. The
object will stop moving. B. The object will continue moving in the same direction but will slow
down . C. The object will continue in the same direction but will speed up. D. The object will
move in the opposite direction but at the same speed as before. Correct Ans-C The object
will continue in the same direction but will speed up.
Which of the following molecules is a product of cellular respiration and is used for energy
transfer in cells? A. ATP B. Carbon Dioxide C. Oxygen D. Water Correct Ans-A. ATP is a small
molecule that stores and transports chemical energy in cells. Cellular respiration is a multi
step process in cells that uses chemical energy stored in glucose and other organic molecules
to produce ATP.
Researchers found fossils of marine organisms in rock layers that are located high above sea
level. Which of the following conclusions is best supported by the researcher's observations?
A. The fossils were transported to the research site by wind currents. B. The rock layer in
which the fossils were found is igneous rock. C. The organisms from which. The fossils were
formed less than a hundred years ago. D The area containing the rock layer was previously
covered by water Correct Ans-D. The area contained the rock layer was previously covered
by water.
During a total solar eclipse, the moon is in which of the following phases? A. New Moon B.
First Quarter C. Full Moon D. Third-quarter moon Correct Ans-A. New moon, when the
moon is between the earth and sun. During a solar eclipse, the moon casts a shadow on Earth
and blocks or partially blocks our view of the Sun.
, Praxis 5901 Science Test Questions with Solutions
Which of the following is a primary function of plant roots? A. Transporting seeds away from
the plant. B. Anchoring the plant body to the ground C. Transferring pollen between plants D.
Absorbing sunlight for photosynthesis Correct Ans-B. Anchoring the plant body to the
ground
Which of the the following best describes the type of chemical reaction that occurs when acid
HCL is mixed with the base NaOH in a solution? A. Combustion B. Decomposition C.
Neutralization D. Dehydration Correct Ans-C. Neutralization
The process by which a gas becomes a liquid is called? A. Condensation. B. Freezing C. Melting
D. Reduction Correct Ans-A. Condensation
Which of the following human organs is responsible for the formation of sperm? A. Pancreas
B. Thyroid C. Ovary D. Testes Correct Ans-D. Testes
Which of the following best describes the approximate length of time I takes Earth to rotate
once about its axis? A. 1 hour B. 1 day C. 1 month D. 1 year Correct Ans-B. 1 day
Which 3 of the following are generally acceptable rules for laboratory activities? A. Students
should wash their hands after mixing chemicals in the laboratory. B. Students should inform
the teacher immediately of any accidents or spills in the lab. C. Students should use cracked
glassware only when the teacher in in the lab. D. Students should read instructions
thoroughly before preforming lab procedures. Correct Ans-A, B, D
, Praxis 5901 Science Test Questions with Solutions
Which of the following processes most directly involves the movement of water from the
atmosphere to Earth's surface? A. Infiltration B. Precipitation C. Transpiration D. Sublimation
Correct Ans-B. Precipitation
Which of the following is an important function of the digestive system? A. Absorbing
nutrients. Into the body B. Transporting signals to and from different parts of the body C.
Providing structural support for the body. D. Protecting the body form ultraviolet radiation.
Correct Ans-A. Absorbing nutrients into the body
As a rock begins tumbling down a hillside, most of itsgravitational energy is converted into? A.
Kinetic energy B. Thermal energy C. Chemical energy D. Nuclear energy Correct Ans-A
Kinetic energy
Which of the following is the best example of an interaction between different biotic factors
in an ecosystem? A. A caterpillar undergoing metamorphosis B. A plant absorbing sunlight C.
A grazing animal eating plants D. An icicle melting on a warm day Correct Ans-C. A grazing
animal eating plants is an interaction between 2 different biotic factors (an animal and the
plants it eats) in an ecosystem. The metamorphosis of a caterpillar into a butterfly is an
example of a type of insect life cycle. A plant absorbing sunlight is an example of an
interaction between a biotic factor (a plant) and an abiotic factor (sunlight). An icicle melting
on a warm day is an example of an interaction between two abiotic factors (water and
temperature).
A neutral atom becomes a positive ion when it loses one or more? A Electrons B. Neutrons C.
Protons D. Nuclei Correct Ans-A. Electrons
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