Photosynthesis Practice Worksheet With Answer Key Page 4
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13Photo_Cell_Resp_Practice
12. The graph below shows the amount of ATP produced in a cell during a period of time.
According to the graph, which of the following processes must have increased between points A and B?
A. cellular respiration
B.
cytokinesis
C.
DNA replication
D. meiosis
13. Which of the following occurs during photosynthesis?
A. CO
is used to produce water.
B.
CO
is absorbed by mitochondria.
2
2
C.
CO
and H
O are converted to carbohydrates.
D. CO
and H
O are combined into carbonic acid.
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2
2
2
14.
In which of the following ways are photosynthesis and cellular respiration alike?
A. Both processes produce glucose.
B.
Both processes consume carbon dioxide.
C.
Both processes take place in chloroplasts.
D. Both processes involve energy transformations.
15. Many land plants store energy in starch. When energy is needed, the starch molecules can be broken down quickly.
This chemical reaction produces which of the following?
A. amino acids
B.
lipids
C.
monosaccharides
D. RNA chains
page 4
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