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Cellular Respiration and Fermentation

Total questions: 71

Worksheet time: 36mins

Name
Class
Date
1.

Energy used in cells for life processes

a)

ADP

b)

ATP

c)

lipids

d)

proteins

2.

Anaerobic means without ________?

a)

Nitrogen

b)

Carbon Dioxide

c)

Oxygen

d)

Phosphorus

3.

Step 1 of cellular respiration is:

a)

Kreb's cycle

b)

Electron Transport chain

c)

Fermentation

d)

Glycolysis

4.

Glycolysis takes place in the __________?

a)

Mitochondria

b)

Cytoplasm

c)

Matrix

d)

Cell membrane

5.

If oxygen is present, the Kreb's cycle occurs in the _______?

a)

Cytoplasm

b)

Matrix of Mitochondria

c)

Inner Membrane of Mitochondria

d)

Chloroplast

6.

Where does the Electron Transport Chain take place?

a)

Cytoplasm

b)

Matrix of Mitochondria

c)

Inner membrane of the Mitochondria

d)

Chloroplast

7.

Which step utilizing electrons to accept phosphates make the most ATP?

a)

Glycolysis

b)

Kreb's Cycle

c)

Electron Transport Chain

d)

Photosynthesis

8.

Aerobic cellular respiration means ___________is used in the mitochondria?

a)

Glucose

b)

Oxygen

c)

Carbon dioxide

d)

phosphorus

9.
Which phrase best describes the role of fermentation?
a)
converts glucose into pyruvate and NADH
b)
produces lactic acid to counteract an oxygen deficit
c)
allows glycolysis to continue making a small amount of ATP
d)
allowing anaerobic production of ADP
10.
Which phrase about fermentation is correct?
a)
takes place without oxygen
b)
uses electron transport chain
c)
only occurs in bacteria
d)
is an aerobic process
11.
Which end product of fermentation causes the burning feeling in muscles that are working hard?
a)
carbon dioxide
b)
pyruvate
c)
alcohol
d)
lactic acid
12.
Why does a runner breathe hard for a few minutes after finishing a race?
a)
The runner's cells need oxygen to make lactic acid.
b)
The runner's cells continue the fermentation process.
c)
The runner's cells are making up for an oxygen deficit
d)
The runner's cells cannot perform glycolysis.
13.
Which end product of alcoholic fermentation is important in the baking industry?
a)
lactic acid
b)
carbon dioxide
c)
ATP molecules
d)
alcohol
14.
What is always the first step in cellular energy production (bioenergetics)?
a)
glycolysis
b)
fermentation
c)
Krebs Cycle
d)
electron transport chain
15.
Which organisms use alcoholic fermentation to allow glycolysis to continue to produce ATP?
a)
reptiles
b)
yeasts
c)
humans
d)
mammals
16.
Which types of respiration are useful in increasing the amount of gas in a food product?
a)
fermentation producing lactic acid only
b)
fermentation producing carbon dioxide and ethanol only
c)
aerobic respiration and fermentation producing lactic acid
d)
aerobic respiration and fermentation producing carbon dioxide and ethanol
17.

Which high energy electron carrier is regenerated during fermentation that allows cells to continue to make ATP using glycolysis?

a)

NAD+

b)

NADPH

c)

ATP

d)

ADP

e)

FAD

18.

Which of the following shows the correct sequence during cellular respiration?

a)

Electron transport chain --> glycolysis --> citric acid cycle

b)

glycolysis --> electron transport chain --> citric acid cycle

c)

citric acid cycle --> electron transport chain --> glycolysis

d)

glycolysis --> citric acid cycle --> electron transport chain

19.

The movement of which ion across the membrane from the intermembrane space to the matrix causes ATP synthase to spin and make ATP?

a)

Na+ ions

b)

oxygen

c)

H+ ions

d)

water

e)

NAD+

20.
Energy is released from ATP when
a)
a phosphate group is added
b)
a phosphate group is removed
c)
adenine binds to ribose
d)
ATP is exposed to sun
21.
Where does the Krebs' Cycle occur? 
a)
mitochondria
b)
cell membrane
c)
chloroplast
d)
cytoplasm
22.
Which molecule is broken down by glycolysis?
a)
citric acid
b)
oxygen
c)
ADP 
d)
glucose
23.
What is the product of glycolysis? 
a)
Pyruvic Acid
b)
Citric Acid
c)
glucose
d)
ADP
24.
Which of the following best represents the waste products of cellular respiration?
a)
carbon dioxide and water
b)
carbon dioxide
c)
water
d)
carbon dioxide and oxygen
25.

Which of the following is NOT a stage of aerobic cellular respiration?

a)

glycolysis

b)

Krebs Cycle

c)

fermentation

d)

ETC

26.

What happens during aerobic respiration?

a)

Oxygen is produced.

b)

Glucose is produced.

c)

Lactic acid and oxygen are produced.

d)

ATP, water and carbon dioxide are produced.

27.

Cellular respiration is the process that our cells use to ….

a)

convert sugar (glucose) into energy (ATP)

b)

break food down into smaller molecules (sugars)

c)

makes acid

d)

breathe

28.
What is the correct equation for cellular respiration?
a)
6O2 + C6H12O6 -> 6CO2 + 6H2O + Energy
b)
6O2 + C6H12O6 + Energy -> 6CO2 + 6H2O
c)
6CO2 + 6H2O -> 6O2 + C6H12O6 + Energy
d)
6CO2 + 6H2O + Energy -> 6O2 + C6H12O6
29.
Fermentation enables glycolysis to continue under 
a)
anaerobic conditions
b)
aerobic conditions
c)
photosynthetic conditions
d)
hydrophobic conditions
30.
What are the reactants for cellular respiration?
a)
oxygen and lactic acid
b)
water and glucose
c)
carbon dioxide and water
d)
glucose and oxygen
31.
Which molecule isn't an energy carrier?
a)
FADH2
b)
NADH
c)
oxygen
d)
ATP
32.
Glycolysis results in a net gain of how many ATP?
a)
0
b)
2
c)
4
d)
1
33.
In which way are photosynthesis and cellular respiration different?
a)
Cellular respiration stores ATP, while photosynthesis releases ATP.
b)
Cellular respiration produces oxygen, while photosynthesis uses oxygen.
c)
Photosynthesis releases energy, while cellular respiration stores energy.
d)
Photosynthesis uses carbon dioxide, while cellular respiration produces carbon dioxide.
34.
What does metabolism mean?
a)
Converting energy into food
b)
Making light reactions happen
c)
Converting food into energy
35.
After intense activity, your muscles feel sore because of 
a)
the accumulation of NAD+
b)
the accumulation of lactic acid 
c)
the accumulation of ATP
d)
the accumulation of carbon dioxide
36.

Which organism go through cellular respiration?

a)

animals

b)

plants

c)

both animals and plants

d)

none

37.

Cellular Respiration occurs in what cell organelle?

a)

chloroplast

b)

cytoplasm

c)

mitochondria

d)

animal

38.
What happens to your breathing rate when you exercise?
a)
It increases
b)
It decreases
c)
It stays the same
39.
Aerobic respiration is different from anaerobic respiration in that aerobic respiration needs...
a)
chlorophyll
b)
carbon dioxide
c)
glucose
d)
oxygen
40.

How much ATP does cellular respiration ideally make?

a)

2 ATP

b)

10 ATP

c)

36 ATP

d)

O ATP

41.
Cellular respiration is the process by which 
a)
cells use oxygen to create energy from food
b)
plant cells create glucose
c)
cells grow and reproduce
d)
cells breakdown food without using oxygen
42.
Why would plants be better able to survive in a world without animals than animals in a world without plants?
a)
plants can produce their own carbon dioxide and water for cellular respiration
b)
animals do not produce anything plants need
c)
plants already produce glucose needed for photosynthesis
d)
animals only make oxygen for plants so animals are not needed
43.

Cellular respiration produces about 32 ATP from one glucose molecule. What happens to the rest of the energy in glucose?

a)

It is converted to starch.

b)

It is released as carbon dioxide and water.

c)

It is stored as fat.

d)

It is converted to heat.

44.

In glycolysis, there is no production of carbon dioxide as a product of the pathway. Which is the best explanation for this?

a)

The products of glycolysis contain the same total number of carbon atoms as in the starting material.

b)

The initial steps of glycolysis require an input of energy in the form of ATP (two per glucose).

c)

Glucose contains more carbons than the number of carbons found in the pyruvate products that are produced by glycolysis.

d)

There is very little ATP produced in glycolysis.

45.

Most of the NADH that delivers electrons to the electron transport chain comes from which process?

a)

substrate-level phosphorylation

b)

the citric acid cycle

c)

anabolic pathways

d)

oxidative phosphorylation

46.

Which represent the major (but not the only) energy accomplishment of the citric acid cycle?

a)

completion of substrate-level phosphorylation

b)

formation of NADH and FADH2

c)

utilization of O2

d)

formation of CO2

47.

Which part of the catabolism of glucose by cellular respiration requires molecular oxygen (O2) and produces CO2?

a)

the electron transport chain

b)

the combination of the citric acid cycle and electron transport

c)

the combination of glycolysis and the citric acid cycle

d)

the citric acid cycle

48.
Which statement BEST compares aerobic and anaerobic respiration?
a)
Less ATP is generated during anaerobic respiration than during aerobic respiration
b)
more water is generated during anaerobic respiration than during aerobic respiration
c)
more oxygen is generated during anaerobic respiration than during aerobic respiration
d)
less lactic acid is generated during anaeobic respiration than during aerobic respiration
49.
How do photosynthesis and cellular respiration differ?
a)
photosynthesis uses food and cellular respiration produces food
b)
photosynthesis gives off oxygen and cellular respiration uses oxygen
c)
photosynthesis uses oxygen and cellular respiration uses carbon dioxide
d)
photosynthesis makes ATP and cellular respiration uses sunlight
50.
What gas is collecting in the yeast and sugar balloon?
a)
oxygen
b)
carbon dioxide
c)
nitrogen
d)
glucose
51.
Which process is the largest contributor to the release of CO2 
a)
Citric Acid Cycle or Krebs Cycle
b)
Pyruvate Oxidation
c)
Glycolysis
d)
Oxidative Phosphorylation 
52.

what is the blue-green box representing?

a)

glycolysis

b)

Krebs cycle

c)

electron transport chain

d)

light dependent reaction

53.

all of the following generate 2 ATP except

a)

glycolysis

b)

Krebs cycle

c)

electron transport chain

d)

fermentation

54.

Tube A contains a snail. Tube B contains a plant. Tube C contains a plant and snail. Which tube is performing cell respiration?

a)

Tube A only

b)

Tube A and B

c)

Tube C only

d)

Tube A, B, and C

55.

The energy needed to perform daily cellular activities comes from _________

a)

the production of gases during anaerobic respiration.

b)

the breakdown of protein molecules.

c)

energy released from ATP.

d)

the synthesis of DNA.

56.

What is a reactant in photosynthesis that is a product in cell respiration?

a)

water

b)

light energy

c)

ATP

d)

glucose

57.

What is a product in cellular respiration that is a reactant in photosynthesis?

a)

light energy

b)

carbon dioxide

c)

oxygen

d)

glucose

58.
The ETC makes water.  To make this water, where do the hydrogen atoms come from?
a)
glucose
b)
pyruvate
c)
NADH and FADH2
d)
oxygen
59.
What does the "TP" in ATP stand for?
a)
2 phosphates
b)
tri (3) phosphates
c)
Two proteins
d)
tri (3) proteins
60.

What is the role of ATP?

a)

make energy disappear

b)

capture energy

c)

to store energy

d)

to signal cell death

61.
What enzyme in the ETC is responsible for generating the ATP molecules?
a)
ATPase
b)
ATP synthase
c)
Hexokinase
d)
none of the above
62.

Fermentation occurs after _______ and occurs in the _______ of oxygen.

a)

Glycolysis ; absence

b)

Glycolysis ; presence

c)

Oxidative Phosphorylation ; absence

d)

Oxidative phosphorylation ; presence

e)

The citric acid cycle ; absence

63.

How many ATP does fermentation produce?

a)

0

b)

2

c)

4

d)

30-34

64.

Glycolysis produces ____ ATP, but has a net ATP production of ____

a)

2 ; 2

b)

2 ; 4

c)

4 ; 2

d)

4 ; 4

65.

Which step of cellular respiration requires an input of ATP?

a)

Glycolysis

b)

Pyruvate processing

c)

Citric acid cycle

d)

Oxidative phosphorylation

66.

The number of ATP molecules produced by the Krebs Cycle per glucose molecule is

a)

2

b)

3

c)

4

d)

0

67.
Prior to entering the Krebs Cycle, each pyruvate molecule loses electrons, hydrogen ions, and a carbon, forming an energy-rich molecule of
a)
Acetyl-CoA
b)
Citrate
c)
Oxaloacetate
d)
Malate
68.

NADH and FADH2

a)

carry energy/electrons to the ETC.

b)

bind with Acetyl CoA.

c)

make pyruvic acid

d)

make water.

69.
The Kreb's Cycle is also known as:
a)
The Pyruvic Cycle
b)
The Respirational Cycle
c)
The Citric Acid Cycle
d)
The Berk Cycle
70.

What is the starting material for the Krebs cycle?

a)

glucose

b)

pyruvate

c)

acetyl CoA

d)

G3P

71.

What is the first step of the Krebs cycle?

a)

acetyl CoA combines with the four carbon compound to create a six carbon compound

b)

CO2 is released from a six carbon compound to form a five carbon compound

c)

CO2 is released from a five carbon compound to form a four carbon compound

d)

A four carbon compound is transformed and ready to accept another acetyl CoA

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