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Cellular Respiration

Total questions: 46

Worksheet time: 46mins

Name
Class
Date
1.

How do organisms get the energy they need?

a)

from copper

b)

By breaking down food molecules gradually and capturing their energy

c)

from carbon dioxide

d)

from cosmic rays

2.

How does cellular respiration release energy?

a)

From sunlight and carbon dioxide

b)

From sunlight and oxygen

c)

From inorganic molecules

d)

From food molecules and by eventually pulling the last phosphorus off of ATP

3.

What is each of the main steps of cellular respiration, in the correct order?

a)

Krebs Cycle-->Glycolysis--> Electron Transport

b)

Electron Transport-->Krebs Cycle-->Glycolysis

c)

Glycolysis-🡪 Krebs cycle--🡪 Electron transport

d)

Electron Transport-->Glycolysis-->Glycolysis

4.

The term aerobic means

a)

wine-making

b)

with carbon dioxide

c)

without carbon dioxide

d)

with oxygen

e)

without oxygen

5.

Humans use calories they obtain from ____ as their energy source.

a)

food

b)

water

c)

sunlight

d)

minerals

6.

which of the following is the result of glycolysis?

a)

reduction of FAD to FADH2

b)

production of carbon dioxide

c)

conversion of glucose to 2 three carbon compounds

d)

conversion of NADH to NAD+

7.

Glycolysis

a)

does not occur in plant cells

b)

does not occur in animal cells

c)

does not occur in bacterial cells

d)

takes place in virtually all cells

8.

In the electron transport chain, electrons are passed from one electron transport molecule to another and are finally accepted by

a)

an oxygen molecule

b)

a molecule of carbon dioxide

c)

a molecule of water

d)

ADP

9.

In which way are photosynthesis and cellular respiration similar?

a)

Both processes destroy energy.

b)

Both create energy.

c)

Photosynthesis breaks down sugar while cellular respiration produces sugar.

d)

Both processes transfer energy from one form to another.

10.

What is the correct equation for cellular respiration?

a)

oxygen + sugar -> carbon dioxide + water + Energy

b)

carbon dioxide + sugar + Energy -> carbon dioxide + water

c)

carbon dioxide + water -> oxygen + sugar + Energy

d)

carbon dioxide + water + Energy -> oxygen + sugar

11.

What is important about cellular respiration?

a)

It produces energy from the sun.

b)

It forms sugar.

c)

It transforms sugar into a usable form of energy (ATP)

d)

Only plants perform this process.

12.
What happens to your breathing rate when you exercise?
a)
It increases
b)
It decreases
c)
It stays the same
13.

One molecule needed for cellular respiration is

a)

carbon dioxide

b)

glucose

c)

water

d)

chlorophyll

14.

One molecule produced by animals during cellular respiration is

a)

carbon dioxide

b)

glucose

c)

oxygen

d)

chlorophyll

15.

What are the 3 reactants of photosynthesis? The reactants are the things needed for photosynthesis to occur.

a)

oxygen, glucose, sunlight

b)

sunlight, oxygen, water

c)

water, oxygen, carbon dioxide

d)

carbon dioxide, sunlight, water

16.

What are the 2 products of photosynthesis? The products are the things made in the process of photosynthesis.

a)

water, sunlight

b)

glucose, carbon dioxide

c)

oxygen, glucose

d)

sunlight, oxygen

17.
What is the energy molecule?
a)
DNA
b)
ATP
c)
RNA
d)
AAA
18.
What is the energy organelle?
a)
nucleus
b)
mitochondria
c)
ribosomes
d)
lysosomes
19.
The splitting of the glucose molecule is called?
a)
synthesis
b)
denaturalization
c)
glycolysis
d)
dissolving
20.
The two type of fermentation are alcohol and _____________ acid fermentation. 
a)
lactic
b)
sulfuric
c)
hydrochloric
d)
acetic 
21.
To get the most ATP molecules for energy in cellular respiration, you have to have lots of ?
a)
hydrogen
b)
oxygen
c)
carbon dioxide
d)
water
22.
The waste gas given off by cellular respiration is?
a)
oxygen
b)
carbon dioxide
c)
nitrogen
d)
methane
23.
What is the name of the 1st step of cellular respiration?
a)
Glycolysis
b)
Kreb's Cycle
c)
ETC
d)
Anaerobic respiration
24.
This process releases chemical energy from sugars and other carbon-based molecules to make ATP when oxygen is present.
a)
photosynthesis
b)
light-independent reaction
c)
cellular respiration
d)
light-dependent reaction
25.
Glucose is broken down during which process
a)
Krebs cycle
b)
Calvin cycle
c)
Glycolysis
d)
Photosynthesis
26.
The energy in ATP is stored 
a)
in the bond between the second and third phosphate
b)
in the bond between the first and second phosphate
c)
in the bond between the adenosine and the first phosphate
d)
I like turtles
27.

Which of the following is a reactant of cellular respiration?

a)

Glucose

b)

Carbon Dioxide

c)

Water

d)

ATP

28.

Which of the following is a reactant of cellular respiration

a)

Carbon Dioxide

b)

Water

c)

Oxygen

d)

ATP

29.

Which of the following is a product of cellular respiration?

a)

Glucose

b)

Carbon Dioxide

c)

Oxygen

d)

Radiant Energy

30.

Which of the following is a product of cellular respiration?

a)

Radiant Energy

b)

Oxygen

c)

Glucose

d)

Water

31.

What type of respiration requires oxygen?

a)

Aerobic

b)

Anaerobic

32.

How many ATP are produced in aerobic respiration?

a)

2

b)

33

c)

4

d)

36

33.
Where does the Krebs Cycle take place?
a)
mitochondria
b)
chloroplast
c)
cytoplasm
d)
nucleus
34.

What is the name of the energy produced during cellular respiration?

a)

ATP

b)

NADH

c)

FADH2

d)

glucose

35.

Which stage of the cellular respiration process produces the most ATP?

a)

Glycolysis

b)

Acetyl CoA

c)

Kreb's Cycle

d)

Electron Transport Chain

36.
Please select who performs cellular respiration: 
a)
Animals 
b)
Both animals and plants 
c)
plants 
37.
These organisms get their energy from photosynthesis:  
a)
autotroph
b)
heterotroph
38.
Cellular respiration occurs in 
a)
chloroplasts 
b)
mitochondria
c)
golgi aparatus 
d)
thylakoid 
39.
The three stages of cellular respiration include glycolysis, krebs cycle, and the...
a)
carb cycle 
b)
light reaction 
c)
electron transport chain
d)
calvin cycle 
40.
Glycolysis produces.. 
a)
34 ATPs
b)
2 ATPs
c)
17 ATPs 
d)
38 ATPs 
41.
In aerobic respiration.... 
a)
oxygen is not used. 
b)
oxygen is used. 
42.
In anaerobic respiration...
a)
oxygen is not used.
b)
oxygen is used. 
43.

Which of the following organelles is responsible for cellular respiration?

a)

Mitochondria

b)

Nucleus

c)

Endoplasmic Reticulum

d)

Ribosome

44.

When oxygen is not present, what are both of the possible pathways that can follow glycolysis?

a)

Alcoholic or sulfuric acid fermentation

b)

Alcoholic or lactic acid fermentation

c)

Lactic acid or photosynthesis

d)

Lactic acid fermentation or Krebs cycle

45.

What are two ways alcoholic fermentation is used by humans?

a)

alcoholic beverages and baking

b)

baking and to get helium

c)

to obtain helium and alcoholic beverages

d)

to get barium for medicine and alcoholic beverages

46.

What are two ways lactic acid fermentation is used by humans?

a)

in making yogurt and pickles

b)

to obtain helium and barium for medicine

c)

to obtain alcohol from baking

d)

in the Krebs cycle and electron transport chain

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