wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Cellular respiration

Total questions: 10

Worksheet time: 11mins

Name
Class
Date
1.

The purpose of cellular respiration is to produce ?

a)

energy

b)

oxygen

c)

sugar

d)

protein

2.

What main food group do we get most of our energy from?

a)

proteins

b)

carbohydrates

c)

meats

d)

nucleic acids

3.
What is the sugar that carbs are broken down to?
a)
sucrose
b)
maltose
c)
glucose
d)
lactose
4.

Which of the following types of organisms uses cellular respiration for their cellular energy needs?

a)

eukaryotes

b)

plants only

c)

animals only

d)

prokaryotes

5.

Which process breaks down sugars to make ATP when oxygen is present?

a)

anaerobic respiration

b)

cellular respiration

c)

glycolysis

d)

photosynthesis

6.

The part of cellular respiration in which glucose is broken down is called

a)

photosynthesis.

b)

aerobic respiration.

c)

electron transport.

d)

glycolysis.

7.

Two products of the Krebs cycle are

a)

H2O and CO2

b)

ATP and CO2.

c)

ATP and O2.

d)

ADP and H2O

8.

What provides the electron transport chain in cellular respiration with the energy it needs to function?

a)

ATP synthase

b)

glycolysis

c)

chlorophyll

d)

Krebs cycle

9.

Which of the following statements best describes cellular respiration?

a)

Sunlight and carbon dioxide are used to make ATP.

b)

ATP and oxygen are used to make sugars and starches.

c)

Carbon-based molecules from food and oxygen are used to make ATP.

d)

ATP and carbon dioxide are used to make ADP and water.

10.

What is the main function of the Krebs cycle?

a)

breaking down pyruvate molecules to form molecules of NADH and oxygen

b)

forming citric acid to make NADH, water, and CO2

c)

producing molecules that carry high-energy electrons to the electron transport chain

d)

bonding coenzyme A to pyruvate