AnswersFL-2002040-MJ Comprehensive Science 1 CRCellular Interactions with the Environment

Cellular Respiration Answers

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1
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Use this diagram of an animal cell to answer the question.

Question illustration
A
W
B
X
C
Y
D
Z
2
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How do animals get energy for their cells?

A
by sleeping
B
by eating food
C
by capturing sunlight
D
by exhaling carbon dioxide
3

A teacher wrote this chemical equation on the board and asked the class to make it correct.water + carbon dioxide → glucose + oxygen + energyWhat should be changed to show the correct chemical reaction?

A
Carbon dioxide should be traded with glucose, and energy should be shown on both sides.
B
Water should be moved to the products side, and glucose and oxygen should both be moved to the reactants side.
C
Water and carbon dioxide should both be moved to the products side, and glucose and oxygen should be moved to the reactants side.
D
Glucose should be moved to the reactants side, and water and carbon dioxide should both be moved to the products side.
4

What are water and carbon dioxide in the cellular respiration reaction?

A
They are reactants because they are present before the reaction.
B
They are reactants because they are present after the reaction.
C
They are products because they are present before the reaction.
D
They are products because they are present after the reaction.
5

Cassandra made a Venn diagram to compare the two stages of cellular respiration.

Question illustration
A
Energy is released.
B
Oxygen is used up.
C
Glucose is broken down.
D
Carbon dioxide is used up.
6

How will energy be used after leaving the mitochondrion during cellular respiration?

A
to repair parts of damaged tissue
B
to combine with carbon dioxide
C
to build new oxygen molecules
D
to start the second stage of respiration
7

dioxidesoxygenproductsreactants

A
dioxides
B
oxygen
C
products
D
reactants
8

Which is a product of the cellular respiration reaction?

A
glucose
B
carbon dioxide
C
blood cells
D
oxygen
9

Use this diagram of an animal cell to answer the question.

Question illustration
A
W
B
X
C
Y
D
Z
10

Which statements best describe the first stage of cellular respiration? Select three options.The stage happens in cytoplasm.The stage happens in mitochondria.Oxygen combines with small molecules.Glucose is broken down.Energy is released.

A
The stage happens in cytoplasm.
B
The stage happens in mitochondria.
C
Oxygen combines with small molecules.
D
Glucose is broken down.
E
Energy is released.

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