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Worksheets

AP Biology Cellular Energy

Total questions: 141

Worksheet time: 2hrs 52mins

Name
Class
Date
1.

Plants use the following reactants for the light reaction

a)

Water and CO2

b)

Water and NADPH

c)

Water and NADP+

d)

NADPH and ATP

2.

Photosynthesis goal is to

a)

convert light energy into glucose energy

b)

use light energy to make oxygen gas

c)

convert sugar energy into ATP

d)

convert sugar energy into oxygen gas

3.

Rubisco is important in which step of photosynthesis

a)

energizing the electrons in chlorophyll

b)

carbon fixation when CO2 is connected to RUBP during calvin cycle

c)

regeneration phase as RUBP is made during calvin cycle

d)

reduction of the carbon chain during the calvin cycle

4.

If the proton (H+) pump in the thylakoid was not working which molecule could not be made during the light reaction?

a)

NADPH

b)

ATP

c)

Water

d)

Oxygen gas

5.

The NADP+ is

a)

oxidized during the light reaction

b)

reduced during the light reaction

c)

oxidized during the Calvin cycle

d)

reduced during the Calvin cycle

6.

Which of the following would have the least affect on photosynthetic rate?

a)

increase the temp from 20 C to 30 C

b)

increasing the CO2 from 400 ppm to 600ppm

c)

increasing the light intesity from 40 Watts to 60 Watts

d)

increasing the amount of O2 from 20% to 30% in the air

7.

Plants obtain CO2 into the chloroplast by

a)

active transport

b)

diffusion

c)

facilitated diffusion

d)

endocytosis

8.

Photosystems are made of

a)

chloroplasts

b)

chromosomes

c)

chlorophyll

d)

cytoplasm

9.

ATP is made during the light reaction using all of the following EXCEPT

a)

proton pump

b)

hydrogen ion gradient

c)

electron energy from photosystem II

d)

reduction of photosystem I

10.

What is FALSE about the calvin cycle

a)

uses the light reactions products

b)

produces a three carbon sugar (G3P)

c)

produces carbon dioxide

d)

produces NADP+

11.

During noncyclic photophosphorylation

a)

ATP is made using electrons that will leave on NADPH

b)

production of ATP where only one photosystem is used

c)

produces ONLY ATP, not NADPH

d)

the Calvin cycle stops regenerating its 5 carbon chain

12.

Photorespiration involves

a)

the production of oxygen gas during the break down of sugar

b)

the breakdown of sugar when CO2 levels are low.

c)

the production of massive amounts of ATP in the thylakoid

d)

water being pulled out of the plant

13.

Why does photorespiration occur?

a)

stomata are closed and CO2 levels are too low.

b)

stomata are closed and O2 levels are too low.

c)

stomata are open and too much water is leaving the plant

d)

stomata are open and the plant receives too much CO2

14.

What does a C4 plant do?

a)

stores CO2 in a separate cell from its photosynthetic cell during the day

b)

stores CO2 in a vacuole during the night.

c)

can't store CO2 so it sufferes photorespiration

d)

can't store CO2 so it speeds up cellular respiration in order to make more CO2

15.

Plants that store CO2 at night are called

a)

C3 plants

b)

C4 plants

c)

CAM plants

16.

Which plant LACKS CO2 storage method

a)

C3

b)

C4

c)

CAM

17.
Which organelle performs PHOTOSYNTHESIS?
a)
Chloroplast
b)
Mitochondria
18.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
CO2 + light + H2O --> O2 + Sugar
b)
CO2 + sugar + H2O --> O2 + light
c)
O2 + light + H2O --> CO2 + Sugar
d)
CO2 + O2 + H2O --> Light+ Sugar
19.
What process occurs when light energy is captured in autotrophs and converted into sugar?
a)
Photosynthesis
b)
Cellular Respiration
20.
Which organisms perform Photosynthesis?
a)
Only Autotrophs
b)
Only Heterotrophs
c)
Autotrophs and Heterotrophs
21.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
carbon dioxide
22.
What are the products of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
23.
Plants need ________ for photosynthesis
a)
oxygen
b)
soil
c)
carbon dioxide
d)
sugar
24.
What is photosynthesis?
a)
The process in which humans eat their food
b)
When a photographer takes a photo.
c)
To get your pictures from the photo lab.
d)
The process in which plants make their food.
25.
Chloroplasts are...
a)
Structures of animal cells to produce ATP
b)
Organelles where lipids are elaborated
c)
Specialized structures of plants where food is made
d)
Waste organelle of plants
26.
What is one function of the other pigments  besides chlorophyll, in the chloroplast?
a)
to block damaging wavelengths of light
b)
to absorb different wavelengths than the chloroplasts
c)
to provide different colors to the leaves
d)
to transfer energy to a separate photosystem beside the one using chlorophyll a and b.
27.
What is the primary function of the light reactions of photosynthesis?
a)
To produce glucose
b)
To produce NADPH and ATP
c)
To use ATP
d)
To produce RuBP
28.
What is the function of NADP+?
a)
It absorbs light
b)
It is an electron carrier
c)
It is a light-reflecting pigment
d)
It acts as long-term energy storage
29.
Which of the following molecules is not needed for the Calvin Cycle?
a)
CO2
b)
ATP
c)
NADPH
d)
H2O
30.
Green plants reflect ________ light.
a)
Red
b)
Green
c)
All
d)
Red and Violet
31.
The light reactions occur in the ________ and the dark reactions take place in the ________.
a)
Chloroplast / thylakoid membrane
b)
stroma / thylakoid
c)
mesophyl / stomata
d)
thylakoid membrane / stroma
32.
Where does the carbon come from that is used to form glucose?
a)
The soil
b)
CO2 in the air
c)
From other carbohydrates
d)
Calvin Cycle
33.
Where is glucose synthesized
a)
Photosystem II
b)
Photosystem I
c)
Calvin Cycle
d)
Glycolysis
34.
When oxygen is released as a result of photosynthesis, it is a direct by-product of
a)
reducing NADP+
b)
splitting water molecules
c)
chemiosmosis
d)
electron transfer in photosystem II and I
35.
What is the primary function of the Calvin cycle?
a)
regenerate ATP for use in the light reactions of photosynthesis
b)
produce carbon dioxide for use in the light reactions of photosynthesis
c)
produce oxygen by oxidizing water
d)
produce simple sugars from carbon dioxide
36.
Plants with the largest amount of which pigment will be best suited for growing conditions where light has a green hue.
a)
Chlorophyll A
b)
Chlorophyll B
c)
Carotenoids
d)
A combination of all 3
37.
The H+ concentration gradient is used to 
a)
make NADPH
b)
split a water molecule
c)
generate ATP
d)
form water
38.
How can photosynthesis be related to cellular respiration?
a)
What's produced (made) by one is needed (the reactants) for the other
b)
They both produce the same products
c)
They both have the same reactants (need the same things)
d)
These 2 processes have nothing in common
39.
Where does a plant absorb the water that it uses during photosynthesis?
a)
Leaves
b)
Stem
c)
Roots
d)
Petals
40.

Where does carbon dioxide enter plants?

a)

The leaves

b)

Stomata

c)

Roots

d)

Stem

41.

Which of the following statements best represents the relationships between the light reactions and the Calvin cycle?

a)

The light reactions provide ATP and NADPH to the Calvin cycle, and the Calvin cycle returns ADP, ℗i, and NADP+ to the light reactions.

b)

The light reactions provide ATP and NADPH to the carbon fixation step of the Calvin cycle, and the Calvin cycle provides water and electrons to the light reactions.

c)

The light reactions supply the Calvin cycle with CO2 to produce sugars, and the Calvin cycle supplies the light reactions with sugars to produce ATP.

d)

The light reactions provide the Calvin cycle with oxygen for carbon fixation, and the Calvin cycle provides the light reactions with sugars to produce ATP.

42.
What does ATP synthase do?
a)
Create ATP in chemiosmosis.
b)
Break down ATP in chemiosmosis.
c)
Break down NADPH. 
d)
Create NADPH.
43.

Electrons become energized during photosynthesis when

a)

they are absorbed by water

b)

they undergo carbon fixation

c)

they are struck with light energy

d)

they are incorporated into oxygen

44.
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 
45.
If ADP is phosphorylated then what is this indicating in the reaction? 
a)
ADP is forming into ATP
b)
ADP is becoming AMP
c)
ADP is being used to power other reactions
d)
ADP is being created by the reaction
46.
Which process does not occur in aerobic conditions? 
a)
Fermentation
b)
Pyruvate Oxidation
c)
Citric Acid Cycle or Krebs cycle 
d)
Oxidative Phosphorylation 
47.
What is the main job of the electron carriers in cellular respiration? 
a)
Transport electrons and hydrogen atoms to the electron transport chain 
b)
Capture energy throughout the process of cellular respiration
c)
Provide the reactants for the process of cellular respiration
d)
Pump positive hydrogen ions and shuttle electrons across the electron transport chain and contribute to chemiosmosis
48.

Plants use the following reactants for the light dependent reactions

a)

Water and CO2

b)

Water and NADPH

c)

Water and NADP+

d)

NADPH and ATP

49.

Photosynthesis goal is to

a)

convert light energy into glucose energy

b)

use light energy to make oxygen gas

c)

convert sugar energy into ATP

d)

convert sugar energy into oxygen gas

50.

Rubisco is important in which step of photosynthesis

a)

energizing the electrons in chlorophyll

b)

carbon fixation when CO2 is connected to RUBP during Calvin cycle

c)

regeneration phase as RUBP is made during the Calvin cycle

d)

reduction of the carbon chain during the Calvin cycle

51.

If the proton (H+) pump in the thylakoid was not working which molecule could not be made during the light reaction?

a)

NADPH

b)

ATP

c)

Water

d)

Oxygen gas

52.

The NADP+ is

a)

oxidized during the light reaction

b)

reduced during the light reaction

c)

oxidized during the Calvin cycle

d)

reduced during the Calvin cycle

53.

What is FALSE about the Calvin cycle

a)

uses the light reactions products

b)

produces a three carbon sugar (G3P)

c)

produces carbon dioxide

d)

produces NADP+

54.
Where does glycolysis occur?
a)
Inner mitochondrial membrane
b)
Mitochondrial Matrix
c)
Cytosol
d)
At a ribosome
55.
Glycolysis is a _______ process
a)
Anabolic
b)
Catabolic
c)
Single Step
d)
Strictly Eukaryotic
56.
NADH is a ______ form of NAD+.
a)
Reduced
b)
Oxidized
c)
Catabolized
d)
Hydrolized
57.
How many ATP are gained through glycolysis?
a)
0
b)
2
c)
4
d)
30-38
58.
ATP hydrolysis is _________.
a)
Exergonic
b)
Endergonic
c)
Anabolic
d)
A condensation reaction
59.
Cellular respiration involves the net _______ of glucose.
a)
Reduction
b)
Oxidation
c)
ATP
d)
REDOX
60.
In this photo, what do the explosions represent?
a)
Glucose
b)
ATP
c)
Pyruvate
d)
Cleavage
61.

Which molecule enters Krebs Cycle?

a)

Pyruvate

b)

Glucose

c)

Acetyl CoA

d)

reducing powers

62.
What enzyme in the ETC is responsible for generating the ATP molecules?
a)
ATPase
b)
ATP synthase
c)
Hexokinase
d)
none of the above
63.
Where does ETC occur?
a)
Mitochondrial matrix
b)
Outer mitochondrial membrane
c)
Inner mitochondrial membrane
d)
Cytosol
64.
the loss of hydrogen or electrons is known as 
a)
dehydration
b)
hydrogenation
c)
reduction
d)
oxidation
65.
site of ATP synthase
a)
1
b)
2
c)
3
d)
4
66.

site of the Krebs cycle

a)

1

b)

2

c)

3

d)

4

67.
Which gas is a product released during photosynthesis that humans need for survival?
a)
Carbon dioxide
b)
neon
c)
nitrogen
d)
oxygen
68.
Which organism pictured must absorb carbon dioxide to survive?
a)
bird
b)
rabbit
c)
insect
d)
tree
69.
Which process takes place in the presence of oxygen and produces nearly 20 times as much as ATP as glycolysis alone?
a)
photosynthesis
b)
lactic acid fermentation
c)
aerobic respiration
d)
alcoholic fermentation
70.

Two different species of bacteria are examined. Scientists find that species X always produces CO2 and H2O during cellular respiration. Species Y always produces ethyl alcohol and CO2. Which conclusion can be made from these observations?

a)

Only species Y is aerobic.

b)

Only species Y is anaerobic

c)

Both species X and Y are aerobic.

d)

Both species X and Y are anaerobic.

71.

A weightlifter is using heavy weights in short bursts for a competition. Because his muscle cells are not able to take in enough oxygen to make very much ATP the weightlifter begins to get fatigue in his muscles. Which of the following processes is most likely going on in the muscles of the weightlifter as he competes in his event?

a)

As the cells run out of oxygen they switch to anaerobic respiration (fermentation), which allows the cell to make small amounts of ATP in the absence of oxygen.

b)

As the cells run out of oxygen, they die off gradually and the weightlifter's muscles have fewer contracting muscle cells.

c)

The cells will never run out of oxygen if the weightlifter is breathing.

d)

As the cells run out of oxygen, they will continue to make the same amount of ATP, since oxygen is not required to make ATP.

72.
What function does ATP carry out in living things?
a)
aids in protein folding and coiling
b)
used to capture and transfer energy
c)
identifies DNA start sequences for transcription
d)
helps maintain the fluidity of cell membranes
73.
What are the reactants in the equation for cellular respiration?
a)
oxygen and lactic acid
b)
carbon dioxide and water
c)
glucose and oxygen
d)
water and glucose
74.
The main source of energy for all life comes from ____.
a)
the Earth
b)
the moon
c)
the sun
d)
the food we eat/make
75.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
carbon dioxide
76.
What gas is released by plants during photosynthesis?
a)
sulfur
b)
carbon dioxide
c)
oxygen
d)
hydrogen
77.
How can photosynthesis be related to cellular respiration?
a)
What's produced (made) by one is needed (the reactants) for the other
b)
They both produce the same products
c)
They both have the same reactants (need the same things)
d)
These 2 processes have nothing in common
78.
Which plant structure is extremely necessary for photosynthesis to take place?
a)
leaves
b)
flower petals
c)
anthers
d)
pistils
79.

Where does carbon dioxide enter plants?

a)

The leaves

b)

Stomata

c)

Roots

d)

Stem

80.
In which organelle (part of the cell) does photosynthesis take place?
a)
mitochondria
b)
chloroplast
c)
nucleus
d)
cell membrane
81.
Most plants appear green because chlorophyll
a)
absorbs green light.
b)
absorbs violet light.
c)
does not absorb green light.
d)
does not absorb violet light.
82.
Where does the Calvin cycle take place?
a)
stroma of the chloroplast
b)
thylakoid membrane
c)
outer membrane of the chloroplast
d)
interior of the thylakoid membrane
83.
Which of the following are products of the light reactions of photosynthesis that are utilized in the Calvin cycle?
a)
CO2 and glucose
b)
H2O and O2
c)
electrons and H+
d)
ATP and NADPH
84.
When oxygen is released as a result of photosynthesis, it is a direct by-product of
a)
reducing NADP+
b)
splitting water molecules
c)
chemiosmosis
d)
electron transfer in photosystem II and I
85.
Which of the following events occurs in the light reactions of photosynthesis?
a)
NADP+ is produced
b)
ATP is consumed to yield ADP
c)
carbon dioxide is fixed in organic molecules
d)
light is absorbed and funneled to reaction-center chlorophyll a
86.
Which of the following statements about the relationship between photosynthesis and cellular respiration is true?
a)
In cellular respiration the biochemical pathways of photosynthesis run in reverse.
b)
In photosynthesis the biochemical pathways of cellular respiration run in reverse.
c)
Cellular respiration occurs only in animals and photosynthesis occurs only in plants.
d)
Cellular respiration is catabolic and photosynthesis is anabolic.
87.
What is the primary function of cyclic electron flow?
a)
to produce additional NADPH
b)
to produce additional ATP
c)
to produce additional oxygen
d)
to produce additional carbon dioxide
88.
Which of the following statements best represents the relationships between the light reactions and the Calvin cycle?
a)
The light reactions provide ATP and NADPH to the Calvin cycle, and the Calvin cycle returns ADP, ℗i, and NADP+ to the light reactions.
b)
The light reactions provide ATP and NADPH to the carbon fixation step of the Calvin cycle, and the Calvin cycle provides water and electrons to the light reactions.
c)
The light reactions supply the Calvin cycle with CO2 to produce sugars, and the Calvin cycle supplies the light reactions with sugars to produce ATP.
d)
The light reactions provide the Calvin cycle with oxygen for carbon fixation, and the Calvin cycle provides the light reactions with sugars to produce ATP.
89.
Where do the light-dependent reactions occur? 
a)
thylakoid membrane
b)
stroma
c)
mesophyll
d)
mitochondria
90.
Which of the following is NOT a product of the light reactions?
a)
ATP
b)
NADPH
c)
Oxygen
d)
Glucose
91.
What is the primary function of the light reactions of photosynthesis?
a)
To produce glucose
b)
To produce NADPH and ATP
c)
To use ATP
d)
To produce RuBP
92.
What does ATP synthase do?
a)
Create ATP in chemiosmosis.
b)
Break down ATP in chemiosmosis.
c)
Break down NADPH. 
d)
Create NADPH.
93.
Which substance from the light-dependent reactions of photosynthesis is a source of energy for the light-independent reactions?
a)
ADP
b)
H2O
c)
NADPH
d)
pyruvic acid
94.
If an aquatic plant is placed into a test tube with water near a light source, what will it produce?
a)
Glucose and Oxygen
b)
Carbon dioxide and ATP
c)
Water and Oxygen
d)
Glucose and ATP
95.
Beyond Basics:  The splitting/breaking of water 
a)
occurs during Cellular Respiration
b)
is called hydrolysis
c)
produces oxygen, electrons and hydrogens
d)
occurs during fermentation
96.
Beyond Basics:  Carbon fixation
a)
is part of the Krebs Cycle
b)
is part of the Calvin Cycle
c)
is part of the ETC
d)
is part of the Light Reactions
97.
Beyond Basics:  Electrons become energized during photosynthesis when 
a)
they are absorbed by water
b)
they undergo carbon fixation
c)
they are struck with light energy
d)
they are incorporated into oxygen
98.
Green plants reflect ________ light.
a)
Red
b)
Green
c)
All
d)
Red and Violet
99.
__________ is a stack of thylakoids
a)
Granum
b)
Stomata
c)
Stroma
d)
Chloroplast
100.

The light reactions occur in the ________ and the dark Calvin cycle take place in the ________.

a)

Chloroplast / thylakoid membrane

b)

stroma / thylakoid

c)

mesophyl / stomata

d)

thylakoid membrane / stroma

101.

Since plants are building a carbohydrate in the Calvin Cycle, is the process endergonic or exergonic and why?

a)

Endergonic because carbohydrate production is catabolic

b)

Exergonic because carbohydrate production is anabolic

c)

Endergonic because carbohydrate production is anabolic.

d)

Exergonic because carbohydrate production is catabolic

102.
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.
103.
Use the diagram to answer the question. Between which parts of the molecule must the bonds be broken to form an ADP molecule?
a)
A and B
b)
A and C
c)
B and C
d)
C and D
104.

The enzyme responsible for Carbon Fixation in photosynthesis is

a)

RuBisCo

b)

PEP Carboxylase

c)

Hexokinase

d)

Pyruvate DeHydrogenase

105.
The molecule that comes out of the Calvin Cycle to produce glucose, and polymers like cellulose is:
a)
RuBP
b)
GP3
c)
3-PG
d)
G3P
106.

What supplies additional electrons to the electron transport chain of the light reactions?

a)

the electrons from PS II

b)

water

c)

glucose

d)

oxygen

107.

Which stage of respiration has been evolutionarily conserved across all domains of life (bacteria, archaea, and eukaryotes)?

a)

Krebs cycle (CItric acid cycle)

b)

Oxidative phosphorylation

c)

Glycolysis

d)

Fermentation

108.

Chemiosmosis is associated with which two metabolic processes?

a)

light reactions

b)

oxidative phosphorylation

c)

Krebs cycle

d)

Calvin cycle

e)

glycolysis

109.

What is the primary purpose of the Calvin cycle?

a)

Produce ATP and NADPH

b)

Fix CO2 into usable carbohydrates

c)

Remove carbons from sugars one at a time

110.

The addition of a phosphate group to a molecule is called

a)

reduction.

b)

chemiosmosis.

c)

oxidation.

d)

phosphorylation.

111.

Electron transport chains are important in both photosynthesis and respiration because

a)

they allow protons to flow down their concentration gradient.

b)

they establish an electron gradient that allows for conduction of signals.

c)

they pump protons against their gradient, and the gradient is later used to produce ATP.

d)

they split water molecules in order to produce oxygen.

112.

What is the purpose of fermentation?

a)

To break down glucose into two pyruvate molecules

b)

To produce ATP

c)

To convert glucose directly into CO2

d)

To replenish NAD+ for glycolysis

113.

In the leaf disk experiment, why did you dissolve baking soda in the water?

a)

to increase the oxygen in the water

b)

to change the pH of the water.

c)

to decrease the carbon dioxide in the water

d)

to increase the carbon dioxide in the water

114.

In the leaf disk experiment, which gas was trapped inside the leaf tissues?

a)

oxygen

b)

carbon dioxide

c)

nitrogen

d)

carbon monoxide

115.
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
116.
What type of respiration requires oxygen?
a)
Aerobic
b)
Anaerobic
117.
What type of respiration does not require oxygen?
a)
Aerobic
b)
Anaerobic
118.
Where does the Calvin Cycle (Dark Rxn) occur?
a)
thylakoid
b)
stroma
c)
lumen
d)
mitochondria
119.
Glycolysis results in the NET gain of:
a)
2 ATP, 2 pyruvate
b)
4 ATP
c)
4 NADH
d)
2 Acetyl CoA
120.
What happens when the bonds of ATP are broken?
a)
Energy is released
b)
Energy Is absorbed
121.
Which of the following molecules is NOT a byproduct of cellular respiration? 
a)
CO2
b)
Heat
c)
H2O
d)
ATP
122.
If the delta G of a reaction is negative, which response shows the best conclusion for that reaction? 
a)
The reaction will release more energy than was needed to form the reaction.
b)
Energy from the reaction can be used to do work. 
c)
Energy is absorbed by the reaction which then can be used to power other reactions. 
d)
Energy is absorbed within the reaction and distributed unevenly throughout the molecule. 
123.
Why is ATP considered the most significant energy carrying molecule? 
a)
It's delta G is negative. 
b)
ATP has different bond energy between its phosphate groups. 
c)
ATP can hold large amounts of energy between all of its bonds. 
d)
ATP's positive delta G contributes to the large amounts of energy between its 3rd and 2nd phosphate groups. 
124.
Which process least amount of ATP in cells? 
a)
Glycolysis
b)
Citric Acid cycle
c)
Lactic acid Fermentation
d)
Pyruvate Oxidation
125.
Which molecule is not an important molecule regarding Cellular Respiration? 
a)
H2O
b)
NADH
c)
O2
d)
CO2
126.
After 5 glucose molecules have been broken down in the cell, which pH value would most likely present the in matrix of the mitochondria. 
a)
6
b)
2
c)
4
d)
7
127.
When NADH is reduced and oxidized, which response best describes what is lost or gained? 
a)
only Electrons 
b)
2 stable Hydrogen atoms 
c)
Pair of electrons 
d)
2 ATP 
128.
Pyruvate Oxidation creates a specific numbered carbon molecule at the end of it's process. What is the number of carbons for this molecule? 
a)
2
b)
3
c)
6
d)
1
129.

A. Chemiosmosis

B. Pyruvate Oxidation

C. Electron Transport Chain

D. Glycolysis

E. Citric Acid Cycle

List the stages of Cellular Respiration in order

a)

D, B, E, C, A

b)

D, E, B, A, C

c)

E, B, C, D, A

d)

A, B, D, C, E

130.

Oxygen is used in aerobic respiration in __________________ as/for the ___________________

a)

electron transport chain, final electron acceptor

b)

electron transport chain, oxidizing agent

c)

citric acid cycle, carbon dioxide production

d)

glycolysis, NADH production

131.

Which stage of cellular respiration produces the most ATP?

a)

Glycolysis

b)

Electron Transport Chain

c)

Citric Acid Cycle

132.

Cellular Respiration is an _________________ reaction

a)

exergonic

b)

endergonic

133.

Cellular Respiration pairs several ________________ reactions together to synthesize ATP

a)

redox

b)

endergonic & exergonic

c)

acid-base

d)

single replacement

134.

Glycolysis and the Citric Acid Cycle are important for the production of

a)

electron carriers

b)

carbon dioxide

c)

pyruvate

d)

citric acid

135.

The passing of electrons in the electron transport chain directly allows for

a)

creation of a proton gradient through proton pumping

b)

powering of ATP synthase

c)

creation of water

136.

Movement of ions across the membrane from high concentration to low concentration

a)

chemiosmosis

b)

electron transport

c)

proton pumps

d)

oxidative phosphorylation

137.

removal of electrons

a)

oxidation

b)

reduction

138.

addition of electrons

a)

oxidation

b)

reduction

139.

creation of ATP with help from an enzyme

a)

substrate-level phosphorylation

b)

oxidative phosphorylation

140.

Glucose is the only molecule that can oxidized for the synthesis of ATP

a)

true

b)

false

141.
In this photo, what do the explosions represent?
a)
Glucose
b)
ATP
c)
Pyruvate
d)
Cleavage

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