Question 1

Plants do photosynthesis only and animals do cellular respiration only.

Accepted Answer

A) True 
 B)False

Question 2

How many net ATP are made in glycolysis?

Accepted Answer

A)  1
B)  2
C)  6
D)  34
E)  38

Question 3

What is needed for the end product of glycolysis,pyruvate,to enter the Krebs cycle?

Accepted Answer

A)  More glucose for energy
B)  ATP
C)  Carbon dioxide
D)  Oxygen

Question 4

Which is incorrect about anaerobic respiration?

Accepted Answer

A)  Some organisms use organic molecules as final electron acceptors
B)  Anaerobic respiration consumes a small amount of oxygen
C)  It allows cells to continue to produce ATP through glycolysis
D)  When human muscles are lacking oxygen,lactate is produced
E)  Fermentation recycles NADH back to NAD+

Question 5

Cellular respiration

Accepted Answer

A)  oxidizes glucose and reduces oxygen.
B)  oxidizes oxygen and reduces glucose.
C)  releases energy and reduces water.
D)  requires energy and releases NADH.
E)  releases energy and oxygen.

Question 6

Which of the following is NOT a catabolic reaction that cells use to get energy from nutrients?

Accepted Answer

A)  Cellular respiration
B)  Fermentation
C)  Photosynthesis
D)  Anaerobic respiration
E)  Digestion

Question 7

Which of the following macromolecules can be broken down into intermediate products that enter cellular respiration?

Accepted Answer

A)  Proteins
B)  Lipids
C)  Nucleic acids
D)  Carbohydrates
E)  All of the choices are correct

Question 8

Which stage of cell respiration makes the majority of ATP?

Accepted Answer

A)  Glycolysis
B)  Krebs cycle
C)  Electron transport chain
D)  Fermentation
E)  They all produce the same amount

Question 9

Which of the following is(are) products of the Krebs cycle?

Accepted Answer

A)  CO2 and ATP
B)  CO2 ATP,FADH2
C)  ATP and NADH
D)  CO2,ATP,NADH,FADH2
E)  ATP,NADH,FADH2

Question 10

Explain which process evolved first-glycolysis or the Krebs cycle.

Accepted Answer

Glycolysis evolved first because cells o...

Question 11

Glycolysis takes place in the ____________,and the Krebs cycle and electron transport chain take place in the __________.

Accepted Answer

A)  mitochondrial matrix;inner mitochondrial membrane
B)  cytoplasm;endoplasmic reticulum
C)  intermembrane space of the mitochondria;mitochondrial matrix
D)  cytoplasm;mitochondria
E)  mitochondria;cytoplasm

Question 12

During fermentation in yeast,acetaldehyde accepts a hydrogen atom from NADH and is converted to _______________.

Accepted Answer

The answer of During fermentation in yeast,acetaldehyde accepts a hydrogen...

Question 13

________________ molecules of ATP are generated from the complete cellular respiration of one molecule of glucose.

Accepted Answer

The answer of ________________ molecules of ATP are generated from...

Question 14

The Krebs cycle turns _______ times per glucose.
7-1-2013

Accepted Answer

The answer of The Krebs cycle turns _______ times per...

Question 15

Depending on your body's needs,acetyl-CoA is either directed into the Krebs cycle or

Accepted Answer

A)  channeled into fat synthesis.
B)  fermented into alcohol.
C)  sent back to glycolysis.
D)  sent to the electron transport chain.
E)  fermented to lactic acid.

Question 16

ATP is formed when ___________ passes back across the membrane through ATP synthase channels.

Accepted Answer

The answer of ATP is formed when ___________ passes back...

Question 17

During which stage(s) of cellular respiration is CO2 produced?

Accepted Answer

A)  Glycolysis and Krebs cycle
B)  Krebs cycle only
C)  Electron transport chain
D)  Oxidation of pyruvate to acetyl-CoA and Krebs cycle
E)  Krebs cycle and electron transport chain

Question 18

The first stage of cellular respiration,called __________,takes place in the cytoplasm of the cell and needs no oxygen.

Accepted Answer

A)  glycolysis
B)  Krebs cycle
C)  photorespiration
D)  oxidation

Question 19

A proton _______ drives the protons out across the mitochondrial membrane into the intermembrane space.

Accepted Answer

The answer of A proton _______ drives the protons out...

Question 20

When ATP is made during glycolysis and the Krebs cycle,it is by

Accepted Answer

A)  oxidative phosphorylation.
B)  substrate-level phosphorylation.
C)  photophosphorylation.
D)  chemiosmosis.
E)  ATPasE.

Exam 7: How Cells Harvest Energy From Food

Which stage of cell respiration makes the majority of ATP?

Correct AnswerverifiedShow Answer

Glycolysis takes place in the ____________,and the Krebs cycle and electron transport chain take place in the __________.

Correct AnswerverifiedShow Answer

Which of the following is(are) products of the Krebs cycle?

Correct AnswerverifiedShow Answer

Which of the following macromolecules can be broken down into intermediate products that enter cellular respiration?

Correct AnswerverifiedShow Answer

Which of the following is NOT a catabolic reaction that cells use to get energy from nutrients?

Correct AnswerverifiedShow Answer

Depending on your body's needs,acetyl-CoA is either directed into the Krebs cycle or

Correct AnswerverifiedShow Answer

During which stage(s) of cellular respiration is CO2 produced?

Correct AnswerverifiedShow Answer

A proton _______ drives the protons out across the mitochondrial membrane into the intermembrane space.

Correct AnswerverifiedShow Answer

Explain which process evolved first-glycolysis or the Krebs cycle.

Correct AnswerverifiedGlycolysis evolved first because cells o...View AnswerShow Answer

When ATP is made during glycolysis and the Krebs cycle,it is by

Correct AnswerverifiedShow Answer

During fermentation in yeast,acetaldehyde accepts a hydrogen atom from NADH and is converted to _______________.

Correct AnswerverifiedShow Answer

Cellular respiration

Correct AnswerverifiedShow Answer

Plants do photosynthesis only and animals do cellular respiration only.

Correct AnswerverifiedShow Answer

Which is incorrect about anaerobic respiration?

Correct AnswerverifiedShow Answer

The first stage of cellular respiration,called __________,takes place in the cytoplasm of the cell and needs no oxygen.

Correct AnswerverifiedShow Answer

The Krebs cycle turns _______ times per glucose. 7-1-2013

Correct AnswerverifiedShow Answer

How many net ATP are made in glycolysis?

Correct AnswerverifiedShow Answer

What is needed for the end product of glycolysis,pyruvate,to enter the Krebs cycle?

Correct AnswerverifiedShow Answer

ATP is formed when ___________ passes back across the membrane through ATP synthase channels.

Correct AnswerverifiedShow Answer

________________ molecules of ATP are generated from the complete cellular respiration of one molecule of glucose.

Correct AnswerverifiedShow Answer

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Glycolysis takes place in the __,and the Krebs cycle and electron transport chain take place in the .

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During which stage(s) of cellular respiration is CO₂ produced?

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Glycolysis evolved first because cells o...
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