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REVIEW- Cellular Respiration & Fermentation

Total questions: 22

Worksheet time: 22mins

Name
Class
Date
1.
What process breaks down sugars and makes large amounts of ATP when oxygen is present?
a)
Anaerobic Respiration
b)
Cellular Respiration
c)
Glycolysis
d)
Photosynthesis
2.
In what step of cellular respiration is glucose broken down?
a)
Aerobic Respiration
b)
Krebs Cycle
c)
Electron Transport Chain
d)
Glycolysis
3.

What are the main products of the Krebs Cycle?

a)

H2O and CO2

b)

ATP, NADH, FADH2 and CO2

c)

ATP, NAD+, FAD and O2

d)

ADP and H2O

4.

Where does the Electron Transport Chain get the high energy electrons it needs?

a)

ATP Synthase

b)

Ribosomes

c)

Krebs Cycle & Glycolysis

d)

Mitochondria

5.
How would you describe cellular respiration?
a)
Sunlight and CO2 make ATP
b)
ATP and O2 are used to make sugars
c)
Carbon-based molecules from food and oxygen are used to make ATP
d)
ATP and CO2 are used to make ADP and Water
6.
What is the function of oxygen in the process of cellular respiration?
a)
to deliver hydrogen ions to the electron transport chain
b)
to pick up electrons at the end of the electron transport chain
c)
to provide oxygen for the production of carbon dioxide
d)
to give a source of energy to the Krebs cycle
7.
What phrase best describes the main role of fermentation?
a)
convert glucose into pyruvate and NADPH
b)
produce lactic acid to counteract an oxygen deficit
c)
allow glycolysis to continue making small amounts of ATP
d)
allow anaerobic production of ADP
8.
Which is correct about fermentation?
a)
take place without oxygen
b)
uses the ETC
c)
occurs only in bacteria
d)
is an aerobic process
9.
What is the equation for cellular respiration?
a)
C6H12O6 + 6O2 --> --> --> 6CO2 + 6H2O
b)
C6H12O6 + 6CO2 --> --> --> 6O2 + 6H2O
c)
6 CO+ 6H2O --> --> --> 6O2 + C6H12O6
10.

The cell organelle where cellular respiration occurs is the -

a)

nucleus

b)

mitochondria

c)

cell membrane

d)

ribosomes

11.

The output/products of cellular respiration are -

a)

glucose, hemoglobin, and water

b)

glucose, energy and carbon dioxide

c)

unicorn farts

d)

carbon dioxide, energy and water

12.

What are the inputs, or reactants, that cells use in cellular respiration?

a)

carbon dioxide and water

b)

starch and protein

c)

amino acids and glucose

d)

glucose and oxygen

13.

Every time you exhale (breathe out), your body is getting rid of __________________

a)

glucose

b)

protein

c)

carbon dioxide

d)

oxygen

14.

Which type of cell uses cellular respiration?

a)

Plant cells

b)

Animal cells

c)

Both Animals and Plants

15.

Cellular Respiration's goal is to

a)

make water

b)

make ATP (energy)

c)

make glucose

d)

make oxygen

16.

How do animals get the glucose they need for Cellular Respiration?

a)

By eating food (carbohydrates)

b)

By making it via photosynthesis

c)

By sleeping

d)

By breathing

17.
Where does glycolysis occur?
a)
In the rough ER
b)
On the inner membrane of the mitochondrion
c)
In the cytoplasm
In the cytoplasm
d)
In the mitochondrial matrix
18.

Why does fermentation occur if oxygen is not present?

a)

It makes more ADP available to the cell

b)

It recycles NADH to NAD+

c)

It converts pyruvate back to glucose

d)

It finishes releasing lots of energy from pyruvate

19.

What does anaerobic mean?

a)

oxygen required

b)

no oxygen requied

c)

water required

d)

no water required

20.

At the end of Glycolysis, one 6-carbon glucose molecule is converted into...

a)

citric acid

b)

oxaloacetic acid

c)

CO2

d)

two 3-carbon pyruvic acid molecules

21.

Which process in aerobic cellular respiration makes the most ATP?

a)

Krebs Cycle

b)

Glycolysis

c)

Fermentation

d)

ETC (Electron Transport Chain)

22.

The enzyme in the inner mitochondrial membrane that H+ flows through to make ATP is called:

a)

ATP Synthase

b)

Proton pump

c)

Helicase

d)

Lactase