BIO EXAM 2 REVIEW CH. 5 UPDATED ACTUAL
QUESTIONS AND CORRECT ANSWERS
Question:
1) What molecules are scientists currently trying to use to power nanotechnology
devices, such
as microscopic robots?
A) DNA
B) Enzymes
C) Lipids
D) Cell membranes
Answer:
B)
Question:
2) What is energy?
A) the capacity to cause movement
B) the capacity to cause change
C) a measure of calories
D) a measure of disorder
Answer:
B)
Question:
3) An object at rest has no ________ energy, but it may have ________ energy resulting
from its
location or structure.
A) kinetic... potential
B) kinetic... conserved
C) potential... kinetic
D) stored... potential
Answer:
A)
Question:
4) The principle that energy cannot be created or destroyed is known as ________.
A) cellular respiration
B) conservation of energy
C) conservation of heat
D) entropy
Answer:
B)
, Question:
5) A rock on the top of a mountain contains ________ energy.
A) potential
B) no
3
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C) kinetic
D) conserved
Answer:
A)
Question:
6) You are riding on your bike and stop pedaling, coasting along the road.
Eventually, your bike slows down and stops. What happened to the energy of your
motion when your bike stopped?
A) It was returned to the bicycle.
B) It was converted back to chemical energy.
C) It was released as heat.
D) It was used to chemically break down the tires.
Answer:
C)
Question:
7) Which of the following is a measure of randomness in a system?
A) entropy
B) kinetic energy
C) potential energy
D) chemical energy
Answer:
A)
Question:
8) Glucose molecules provide energy to power the swimming motion of sperm. In
this example, the sperm are changing ________.
A) chemical energy into kinetic energy
B) chemical energy into potential energy
C) kinetic energy into potential energy
D) kinetic energy into chemical energy
Answer:
A)
QUESTIONS AND CORRECT ANSWERS
Question:
1) What molecules are scientists currently trying to use to power nanotechnology
devices, such
as microscopic robots?
A) DNA
B) Enzymes
C) Lipids
D) Cell membranes
Answer:
B)
Question:
2) What is energy?
A) the capacity to cause movement
B) the capacity to cause change
C) a measure of calories
D) a measure of disorder
Answer:
B)
Question:
3) An object at rest has no ________ energy, but it may have ________ energy resulting
from its
location or structure.
A) kinetic... potential
B) kinetic... conserved
C) potential... kinetic
D) stored... potential
Answer:
A)
Question:
4) The principle that energy cannot be created or destroyed is known as ________.
A) cellular respiration
B) conservation of energy
C) conservation of heat
D) entropy
Answer:
B)
, Question:
5) A rock on the top of a mountain contains ________ energy.
A) potential
B) no
3
Copyright © 2016 Pearson Education, Inc.
C) kinetic
D) conserved
Answer:
A)
Question:
6) You are riding on your bike and stop pedaling, coasting along the road.
Eventually, your bike slows down and stops. What happened to the energy of your
motion when your bike stopped?
A) It was returned to the bicycle.
B) It was converted back to chemical energy.
C) It was released as heat.
D) It was used to chemically break down the tires.
Answer:
C)
Question:
7) Which of the following is a measure of randomness in a system?
A) entropy
B) kinetic energy
C) potential energy
D) chemical energy
Answer:
A)
Question:
8) Glucose molecules provide energy to power the swimming motion of sperm. In
this example, the sperm are changing ________.
A) chemical energy into kinetic energy
B) chemical energy into potential energy
C) kinetic energy into potential energy
D) kinetic energy into chemical energy
Answer:
A)
