WorksheetsCellular Respiration
Total questions: 113
Worksheet time: 4hrs 18mins
Name
Class
Date
1.
This is referred to as the energy currency of the cell
a)
ADP
b)
ATP
c)
Mitochondria
d)
Nucleus
2.
This molecule contains three phosphate groups
a)
ADP
b)
ATP
c)
Mitochondria
d)
Nucleus
3.
This molecule contains two phosphate groups
a)
ADP
b)
ATP
c)
Mitochondria
d)
Nucleus
4.
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
5.
Cellular respiration takes place in the
a)
nucleus
b)
cytoplasm
c)
ribosomes
d)
mitochondria
6.
Glucose is broken down during which process
a)
Krebs cycle
b)
Calvin cycle
c)
Glycolysis
d)
Photosynthesis
7.
What is the net gain of ATP during glycolysis?
a)
1
b)
2
c)
3
d)
4
8.
Glycolysis
a)
does not need oxygen
b)
does need oxygen
9.
Glycolysis takes place in the
a)
mitochondria
b)
cell membrane
c)
cytoplasm
d)
nucleus
10.
This is the first step of cellular respiration
a)
Glycolysis
b)
Lactic Acid Fermentation
c)
Alcoholic Fermentation
d)
Aerobic Respiration
11.
This is made of proteins that need energy-carrying molecules from the Krebs cycle and oxygen to make ATP
a)
Glycolysis
b)
Kreb's Cycle
c)
Photosynthesis
d)
Electron Transport Chain
12.
Which is not a waste product of cellular respiration?
a)
Water
b)
Heat
c)
Carbon Dioxide
d)
Oxygen
13.
Up to how many ATP molecules are made from the breakdown of one glucose molecule?
a)
2
b)
24
c)
38
d)
45
14.
This process does not make ATP alone, but it allows glycolysis to continue making ATP when oxygen is unavailable for cellular respiration.
a)
Fermentation
b)
Electron Transport Chain
c)
Glycolysis
d)
Kreb's cycle
15.
This means that oxygen is needed
a)
anaerobic
b)
aerobic
16.
This means that oxygen is not needed
a)
anaerobic
b)
aerobic
17.
All living things do which of the following?
a)
Chemosynthesis
b)
Respiration
c)
photosynthesis
d)
all of the answers
18.
What is one of the reactants of cellular respiration?
a)
energy
b)
glucose
c)
carbon dioxide
d)
water
19.
______________ produces the most ATP.
a)
photosnthesis
b)
aerobic respiration
c)
anaerobic respiration
d)
glycolysis
20.
What happens to your breathing rate when you exercise?
a)
It increases
b)
It decreases
c)
It stays the same
21.
What are the products of aerobic respiration?
a)
Glucose and oxygen
b)
Carbon dioxide and water
c)
Lactic acid
d)
Carbon monoxide
22.
What type of respiration requires oxygen?
a)
Aerobic
b)
Anaerobic
23.
The mitochondria is responsible for ...
a)
photosynthesis
b)
anaerobic respiration
c)
aerobic respiration
d)
fermentation
24.
Aerobic respiration is different from anaerobic respiration in that aerobic respiration needs...
a)
chlorophyll
b)
carbon dioxide
c)
glucose
d)
oxygen
25.
How many ATP are produced in aerobic respiration?
a)
2
b)
33
c)
4
d)
36
26.
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 used carbon dioxide, while cellular respiration produces carbon dioxide.
27.
Which of the following structure is where cellular respiration occurs in the cell?
a)
nucleus
b)
cytoplasm
c)
mitochondria
d)
vacuoles
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.
Where does the Krebs Cycle take place?
a)
mitochondria
b)
chloroplast
c)
cytoplasm
d)
nucleus
30.
Anaerobic respiration.....
a)
doesn't require CO2
b)
requires CO2
c)
doesn't require oxygen
d)
requires oxygen
31.
Cellular Respiration's goal is to
a)
make water
b)
make ATP
c)
make glucose
d)
make oxygen
32.
What is cellular respiration?
a)
the breakdown of glucose to release ATP
b)
the breakdown of glucose to release NADH
c)
the breakdown of glucose to release FADH
d)
the breakdown of glucose to release carbon
33.
Which molecule isn't an energy carrier?
a)
FADH2
b)
NADH
c)
oxygen
d)
ATP
34.
Glycolysis results in a net gain of how many ATP?
a)
0
b)
2
c)
4
d)
1
35.
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
36.
The expression "feel the burn" means that a person exercising is doing
a)
lactic acid fermentation
b)
alcoholic fermentation
c)
photosynthesis
d)
aerobic respiration
37.
Where does aerobic respiration occur?
a)
glucose molecule
b)
mitochondria
c)
cytoplasm
d)
chloroplast
38.
Where does anaerobic respiration occur?
a)
glucose molecule
b)
mitochondria
c)
cytoplasm
39.
The energy carrier that the cell uses to power its day to day activities is
a)
ATP
b)
NADH
c)
FADH2
d)
glucose
40.
you breathe in oxygen for
a)
photosynthesis
b)
anaerobic respiration
c)
fermentation
d)
aerobic respiration
41.
When a bond is made
a)
energy is stored
b)
energy is released
42.
When a bond is broken
a)
energy is stored
b)
energy is released
43.
Which type of molecule contains high-energy bonds and is used for long-term energy storage?
a)
proteins
b)
sugars
c)
enzymes
d)
lipids
44.
How do cells get energy to perform their necessary functions?
a)
Cells get energy by dissolving waste products of the body.
b)
Cells get energy by moving water from one organelle to another.
c)
Cells get energy by taking in nutrients from food.
d)
Cells get energy only by taking in oxygen from the atmosphere.
45.
What is the function of stomata in plants?
a)
to transport materials from the soil to the leaves
b)
to allow gas exchange between the environment and the inside of leaves
c)
to absorb light energy from the Sun
d)
to transport materials from the leaves to the soil
46.
Which of the following are reactants in the process of cellular respiration?
a)
glucose and oxygen
b)
carbon dioxide and water
c)
glucose and water
d)
carbon dioxide and oxygen
47.
Photosynthesis is carried out by which of the following?
a)
plants, but not animals
b)
bacteria, but neither animals nor plants
c)
animals, but not plants
d)
all living organisms
48.
Adenosine triphosphate, or ATP, is primarily used as __________ in living organisms.
a)
a blood coagulant
b)
a reproductive enzyme
c)
a source of energy
d)
a muscle relaxing hormone
49.
Through the process of hydrolysis, cells remove phosphate groups from molecules of ATP to form molecules of ADP.
This hydrolytic reaction results in
This hydrolytic reaction results in
a)
the breaking of high-energy bonds to produce free energy.
b)
the formation of low-energy bonds to store free energy.
c)
the breaking of low-energy bonds to produce free energy.
d)
the formation of high-energy bonds to store free energy.
50.
A plant cell is shown.
Cellular respiration occurs in the __________ .
Cellular respiration occurs in the __________ .
a)
cell wall
b)
chloroplast
c)
mitochondrion
d)
vacuole
51.
During the process of photosynthesis, plants use energy from the Sun to convert carbon dioxide and water into glucose and oxygen. These products are, in turn, used by the plant or animals that eat the plant during cellular respiration to produce ATP.
ATP molecules store cellular energy. When phosphate groups are removed and molecules of ADP are formed, energy is released. This energy can be used to perform
ATP molecules store cellular energy. When phosphate groups are removed and molecules of ADP are formed, energy is released. This energy can be used to perform
a)
cellular work.
b)
osmosis.
c)
electron transport.
d)
diffusion.
52.
The by-products of cellular respiration include
a)
energy and oxygen.
b)
glucose and oxygen.
c)
carbon dioxide and water.
d)
glucose and carbon dioxide.
53.
ATP is called the energy currency of the cell because
a)
glucose is made of ATP.
b)
ATP catalyzes all metabolic reactions.
c)
ATP allows one organelle to be exchanged for another.
d)
most of the energy that drives metabolism is supplied by ATP.
54.
The process carried out by yeast that causes bread dough to rise is
a)
alcoholic fermentation
b)
cellular respiration
c)
lactic acid fermentation
d)
mitosis
55.
Uses high energy electrons from the Krebs cycle to convert ADP into ATP
a)
electron transport chain
b)
Calvin cycle
c)
photosystems
d)
Glycolysis
56.
The net gain of energy from glycolysis is
a)
8 ADP molecules
b)
4 ATP molecules
c)
3 pyruvic acid molecules
d)
2 ATP molecules
57.
The first step in getting energy in the cell by breaking down glucose is known as
a)
the Krebs cycle
b)
electron transport
c)
fermentation
d)
glycolysis
58.
What does it mean for something to be anaerobic?
a)
It requires CO2
b)
It does not require CO2
c)
It requires oxygen
d)
It does not require oxygen
59.
Which of the following is true about anaerobic respiration?
a)
It is a very fast process
b)
It allows organisms to live in places with little oxygen
c)
It evolved before aerobic respiration
d)
all of the above
60.
After intense activity, your muscles feel sore because:
a)
the accumulation of NAD+
b)
the accumulation of lactic acid
c)
the accumulation of ATP
d)
the accumulation of carbon dioxide
61.
What molecule is broken down to provide energy for life processes?
a)
oxygen
b)
carbon dioxide
c)
glucose
d)
water
62.
What are organisms called that cannot make their own food?
a)
heterotrophs or consumers
b)
autotrophs or producers
c)
all of these are correct
d)
herbivores or plants
63.
Which of the following is not needed for photosynthesis to occur?
a)
sunlight
b)
carbon dioxide
c)
water
d)
oxygen
64.
Which is not a product of cellular respiration?
a)
oxygen
b)
carbon dioxide
c)
water
d)
energy (ATP)
65.
Where is lactic acid produced?
a)
in muscles
b)
in bread
c)
in plants
d)
in cheese
66.
What is another name for fermentation?
a)
aerobic respiration
b)
anaerobic respiration
c)
lactic acid
d)
mineral deficiency
67.
Why do we eat food?
a)
to provide energy/fuel
b)
to eliminate waste products
c)
to prevent diseases
d)
to kill pathogens
68.
What is the correct balanced chemical equation for cellular respiration?
a)
C6H12O6+6O2=6CO2+6H2O
b)
C6H12O6+O2=6CO2+6H2O+energy(ATP)
c)
6C6H12O6+6O2=6CO2+6H2O+energy(ATP)
d)
C6H12O6+6O2=6CO2+6H2O+energy(ATP)
69.
Autotroph or heterotroph?
a)
Autotroph
b)
Heterotroph
70.
Autotroph or heterotroph?
a)
Autotroph
b)
Heterotroph
71.
An autotroph is an organism that can ?
a)
make its own food.
b)
grow its own food
c)
kill and eat other organisms.
d)
play ball with you.
72.
Another name for sugar is
a)
ATP
b)
Cellular
c)
Glucose
d)
Light
73.
The overall equation for cellular respiration is:
a)
C6H12O6 + energy -> 6CO2 + 6H2O + energy
b)
CH2O + O2 -> CO2 + 6H2O + energy
c)
C6H12O6 + 6O2 -> 6CO2 + 6H2O + energy
d)
C6H12O6 + 6CO2 -> 6O2 + 6H2O + energy
74.
Changing which conditions would cause the greatest decrease in photosynthesis rate?
a)
increase CO2 and O2
b)
decrease CO2 and O2
c)
decrease H20 AND CO2
d)
decrease H20 and O2
75.
Identify which metabolic pathway supplies most of the energy for a person doing 20 pushups in 10 seconds?
a)
aerobic respiration
b)
anaerobic respiration
c)
combustion
d)
fermentation
76.
Identify which molecule can remove electrons from the bottom of the mitochondrial ETC during aerobic respiration?
a)
CO2
b)
O2
c)
ATP
d)
NADH
77.
Identify which is NOT true for aerobic respiration?
a)
requires glycolysis
b)
requires a mitochondria
c)
generates lactic acid in muscle cells
d)
requires glucose
78.
high-energy molecule that contains, within its bonds, energy that cells can use.
a)
Adenosine Triphosphate
b)
Adenosine diphosphate
c)
Deoxyribonucleic acid
d)
Ribonucleic acid
79.
Adenosine diphosphate
a)
low-energy molecule that can be convert to high-energy with the addition of a phosphate
b)
light absorbing pigment molecule in photosynthetic organisms
c)
high-energy molecule that contains, within its bonds, energy that cells can use.
d)
an energy-requiring chemical reaction, which yields products with more potential energy than the reactants.
80.
What is the product P?
a)
Glucose
b)
Energy
c)
hydrogen
d)
nitrogen
81.
What reactant is missing in order for photosynthesis to occur
a)
water
b)
oxygen
c)
chlorophyll
d)
radiant energ
82.
Which of the following is the correct energy conversion?
a)
Chemical Energy to Light Energy to Cellular Energy
b)
Light Energy to Chemical Energy to Cellular Energy
c)
Cellular Energy to Light Energy to Chemical Energy
d)
Light Energy to Cellular Energy to Chemical Energy
83.
Plants cannot release energy from glucose using glycolysis
a)
TRUE
b)
FALSE
84.
After electrons are bounced through the Electron Transport Chain in Cellular Respiration, they are transferred to
a)
Electron carriers
b)
ATP
c)
Oxygen to make water
d)
glucose
85.
Which two colors are best ABSORBED by plants?
a)
green and orange
b)
red and green
c)
red and blue
86.
Photosynthesis and Cellular Respiration both:
a)
occur in animal and plant cells
b)
include reactions that convert energy
c)
convert light energy into chemical energy
d)
require the absorption of sunlight
87.
Energy is released from ATP when
a)
A phosphate group is added
b)
Adenine bonds to ribose
c)
ATP is exposed to sunlight
d)
A phosphate group is removed
88.
Which is the correct sequence of aerobic respiration?
a)
Glycolysis --> Fermentation ---> Krebs Cycle
b)
Krebs Cycle --> ETC--> Glycolysis
c)
Glycolysis --> Krebs Cycle ---> ETC
d)
Krebs Cycle ---> Glycolysis ---> ETC
89.
A student is collecting gas that a plant is giving off in sunlight. The gas that is being collected is probably
a)
Oxygen
b)
Carbon Dioxide
c)
ATP
d)
Vaporized Water
90.
How many ATP molecules are produced from the breakdown of one molecule of glucose?
a)
2
b)
4
c)
18
d)
36
91.
What molecules diffuse through the membrane without the use of energy and are reactants of photosynthesis?
a)
water and carbon dioxide
b)
glucose and oxygen
c)
water and oxygen
d)
glucose and carbon dioxide
92.
Lactic acidic fermentation occurs in
a)
bread dough
b)
any environment containing oxygen
c)
muscle cells
d)
mitochondria
93.
Alcoholic fermentation occurs during
a)
baking bread
b)
making oxygen
c)
exercise
d)
mitochondrial processes
94.
Which of the following is needed to begin the process of photosynthesis?
a)
ATP
b)
NADP
c)
Pyruvate (Pyruvic Acid)
d)
Carbon Dioxide
95.
Why does your body make more ATP when you are exercising than when you are resting?
a)
More oxygen (thus more ATP) is required for the muscles to do their job during exercise (causing more carbon dioxide to be exhaled)
b)
Less oxygen (thus less ATP) is required for the muscles to do their job during exercise (causing less carbon dioxide to be exhaled)
96.
What is the Krebs Cycle also called?
a)
Dark reaction
b)
ETC
c)
Oxidative reaction
d)
Citric acid cycle
97.
Where does aerobic respiration occur?
a)
glucose molecule
b)
mitochondria
c)
cytoplasm
d)
chloroplast
98.
What is Step 1 of cellular respiration?
a)
Glycolysis
b)
Krebs Cycle
c)
Electron Transport Chain
d)
Fermentation
99.
What are the PRODUCTS (what is made) by cellular respiration?
a)
Carbon Dioxide
b)
Water
c)
ATP Energy
d)
All of these
100.
Which is not a waste product of cellular respiration?
a)
Water
b)
Heat
c)
Carbon Dioxide
d)
Oxygen
101.
What is one of the reactants of cellular respiration?
a)
energy
b)
glucose
c)
carbon dioxide
d)
water
102.
From which molecule does a plant get most of its mass?
a)
carbon dioxide
b)
water
c)
sunlight
d)
soil
103.
What are the products of aerobic respiration?
a)
Glucose and oxygen
b)
Carbon dioxide and water
c)
Lactic acid
d)
Carbon monoxide
104.
The mitochondria is responsible for ...
a)
photosynthesis
b)
anaerobic respiration
c)
aerobic respiration
d)
fermentation
105.
How many ATP are produced in aerobic respiration?
a)
2
b)
33
c)
4
d)
36
106.
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 used carbon dioxide, while cellular respiration produces carbon dioxide.
107.
Which of the following structure is where cellular respiration occurs in the cell?
a)
nucleus
b)
cytoplasm
c)
mitochondria
d)
vacuoles
108.
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
109.
Where does the Krebs Cycle take place?
a)
mitochondria
b)
chloroplast
c)
cytoplasm
d)
nucleus
110.
Anaerobic respiration.....
a)
doesn't require CO2
b)
requires CO2
c)
doesn't require oxygen
d)
requires oxygen
111.
Cellular Respiration's goal is to
a)
make water
b)
make ATP
c)
make glucose
d)
make oxygen
112.
What is cellular respiration?
a)
the breakdown of glucose to release ATP
b)
the breakdown of glucose to release NADH
c)
the breakdown of glucose to release FADH
d)
the breakdown of glucose to release carbon
113.
Where does anaerobic respiration occur?
a)
glucose molecule
b)
mitochondria
c)
cytoplasm
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