AnswersAISD-Biology A CR - 25-26Photosynthesis and Cellular Respiration

Photosynthesis and Cellular Respiration Answers

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Hon placed aquatic plants in several test tubes that were filled with water. Then, he placed half of the test tubes in a dark closet and the other half in a well-lit room. When he recorded his data, some of the plants had formed many small bubbles on the leaves, and some did not. Which describes what Hon most likely observed and the reason for these results?

A
The plants in the dark formed bubbles because they released hydrogen gas.
B
The plants in the dark formed bubbles because they released water vapor.
C
The plants in the light formed bubbles because they released carbon dioxide gas.
D
The plants in the light formed bubbles because they released oxygen gas.
3

Which is true for both photosynthesis and cellular respiration?

A
They require oxygen as a reactant.
B
They require organelles.
C
They require light energy from the Sun.
D
They require cells to use water.
4

Which is the relationship between photosynthesis and cellular respiration?

A
Cellular respiration makes the glucose that is needed by photosynthesis.
B
Photosynthesis makes the glucose that is broken down by cellular respiration.
C
Cellular respiration converts the glucose that is made by photosynthesis to oxygen.
D
Photosynthesis converts the glucose that is made by cellular respiration to carbon dioxide.
5

Which best describes the nature of photosynthesis?

A
It is an energy-attracting process.
B
It is an energy-building process.
C
It is an energy-releasing process.
D
It is an energy-storing process.
9

Which statement is true for both photosynthesis and cellular respiration?

A
It occurs in consumers.
B
It occurs in producers.
C
It produces carbon dioxide.
D
It produces oxygen.
10

Which best summarizes the flow of energy in a producer?

A
Sun à ADP à muscle cells
B
Sun à mitochondria à C6H12O6
C
Sun à chloroplasts à mitochondria
D
Sun à mitochondria à chloroplasts

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