AnswersHVA 26-27 IM Biology AATP

ATP Answers

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What are the components of adenosine triphosphate (ATP)?

A
sugar + three phosphates
B
adenosine + one phosphate
C
base + three phosphates
D
base + sugar + three phosphates
2
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Which label identifies the part of the ATP molecule that changes when energy is released in the cells of all living things?

Question illustration
A
A
B
B
C
C
D
D
3

ATP is produced during the process of cellular respiration. Which is the order of the steps of cellular respiration?

A
Krebs cycle ® Calvin cycle ® electron transport chain
B
electron transport chain ® Krebs cycle ® glycolysis
C
glycolysis ® Krebs cycle ® electron transport chain
D
Calvin cycle ® electron transport chain ® glycolysis
4

Which statement is true for both plants and animals?

A
Plants and animals both use sunlight to generate ATP for energy.
B
Plants and animals both form ADP in the Calvin cycle.
C
Plants and animals both need to consume sugar to store energy.
D
Plants and animals both break a phosphate bond of ATP to release energy.
5

Which characteristic best distinguishes glycolysis and the Krebs cycle from the electron transport chain?

A
the amount of ATP produced
B
the location in which they occur
C
whether glucose is broken down
D
whether they occur in plants or animals
6

During a high-energy athletic event, such as a sprint, most of the energy that is provided to the muscles comes from

A
glycolysis.
B
the electron transport chain.
C
the Krebs cycle.
D
fermentation.
7

How is sunlight used in photosynthesis?

A
Sunlight controls the amount of water in plant cells.
B
Sunlight is a nutrient for plants.
C
Sunlight is converted to chemical energy.
D
Sunlight breaks cell walls to allow energy in and out.
8

Which structure in this plant cell represents the site of ATP production from photosynthesis?

Question illustration
A
A
B
B
C
C
D
D
9

Which statement correctly describes the process that occurs in the thylakoid?

A
ATP is produced in the thylakoid during light-independent reactions.
B
ATP is produced in the thylakoid during light-dependent reactions.
C
ADP and glucose are produced in the thylakoid during light-independent reactions.
D
ADP and glucose are produced in the thylakoid during light-dependent reactions.
10

Energy is released from ATP when

A
a fourth phosphate is added to the molecule.
B
the last phosphate bond is broken.
C
all three phosphate bonds are formed.
D
the last phosphate bond is formed.

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