Question 1

During the electron transport chain ATP is made through the process of chemiosmosis.

Accepted Answer

A) True 
 B)False

Question 2

What role does oxygen play in cellular respiration?

Accepted Answer

A) It acts as the final electron acceptor in the electron transport chain. 
B) It acts as a coenzyme in the electron transport chain. 
C) It acts as an input for the Krebs cycle. 
D) It acts as an input for glycolysis. 
E) It acts as an intermediate between glycolysis and the Krebs cyclE. 
A) It acts as the final electron acceptor in the electron transport chain. 
B) It acts as a coenzyme in the electron transport chain. 
C) It acts as an input for the Krebs cycle. 
D) It acts as an input for glycolysis. 
E) It acts as an intermediate between glycolysis and the Krebs cyclE.

Question 3

Which of the following are coenzymes which assist in cellular respiration?

Accepted Answer

A) FAD and RuBP 
B) NAD+ and FAD 
C) NAD+ and RuBP 
D) NAD+ and ATP synthase 
E) FAD and ATP synthase 
A) FAD and RuBP 
B) NAD+ and FAD 
C) NAD+ and RuBP 
D) NAD+ and ATP synthase 
E) FAD and ATP synthase

Question 4

Which of the following molecules produces the most energy when degraded?

Accepted Answer

A) amino acids 
B) proteins 
C) polysaccharides 
D) lipids 
E) monosaccharides 
A) amino acids 
B) proteins 
C) polysaccharides 
D) lipids 
E) monosaccharides

Question 5

Which of these would result from something other than increased aerobic exercise?

Accepted Answer

A) Increased lung efficiency 
B) Increased heart efficiency 
C) Decreased number of mitochondria in cells 
D) Burning short term energy stores 
E) Burning long term energy stores 
A) Increased lung efficiency 
B) Increased heart efficiency 
C) Decreased number of mitochondria in cells 
D) Burning short term energy stores 
E) Burning long term energy stores

Question 6

Figure:

-This figure shows the structure of the mitochondrion.What does "a" represent?

Accepted Answer

A) outer membrane 
B) inner membrane 
C) cristae 
D) matrix 
E) intermembrane space 
A) outer membrane 
B) inner membrane 
C) cristae 
D) matrix 
E) intermembrane space

Question 7

Figure:

-This figure shows the structure of the mitochondrion.What does "b" represent?

Accepted Answer

A) outer membrane 
B) inner membrane 
C) intermembrane space 
D) matrix 
E) cristae 
A) outer membrane 
B) inner membrane 
C) intermembrane space 
D) matrix 
E) cristae

Question 8

When did ATP make its appearance on the planet Earth?

Accepted Answer

A) 0.5 billion years ago 
B) 1.5 billion years ago 
C) 2.5 billion years ago 
D) 3.5 billion years ago 
E) 4.5 billion years ago 
A) 0.5 billion years ago 
B) 1.5 billion years ago 
C) 2.5 billion years ago 
D) 3.5 billion years ago 
E) 4.5 billion years ago

Question 9

The best fat burning exercise would be

Accepted Answer

A) short and aerobic. 
B) short and anaerobic. 
C) long and aerobiC. 
D) long and anaerobic. 
E) watching television. 
A) short and aerobic. 
B) short and anaerobic. 
C) long and aerobiC. 
D) long and anaerobic. 
E) watching television.

Question 10

One molecule has gone through glycolysis and the preparatory reaction.The net number of ATP molecules produced so far is

Accepted Answer

A) zero. 
B) one. 
C) two. 
D) six. 
E) 36 or 38. 
A) zero. 
B) one. 
C) two. 
D) six. 
E) 36 or 38.

Question 11

Which part of cellular respiration produces the greatest amount of ATP?

Accepted Answer

A) glycolysis 
B) fermentation 
C) Krebs cycle 
D) electron transport chain 
E) preparatory reaction 
A) glycolysis 
B) fermentation 
C) Krebs cycle 
D) electron transport chain 
E) preparatory reaction

Question 12

Once NADH and FADH2 have delivered their electrons and hydrogen ions to the electron transport chain,they

Accepted Answer

A) pick up water molecules. 
B) are shipped out of the mitochondria to be used by other organelles. 
C) pick up carbon dioxide molecules. 
D) pick up more hydrogen ions. 
E) pick up oxygen molecules. 
A) pick up water molecules. 
B) are shipped out of the mitochondria to be used by other organelles. 
C) pick up carbon dioxide molecules. 
D) pick up more hydrogen ions. 
E) pick up oxygen molecules.

Question 13

Figure:  
-This figure shows the relationship between the chloroplast and the mitochondrion.What does "a" represent?

Accepted Answer

A) carbon dioxide 
B) water 
C) water. 
D) carbohydrates 
E) ATP 
A) carbon dioxide 
B) water 
C) water. 
D) carbohydrates 
E) ATP

Question 14

How much of the available energy stored in glucose is converted to ATP?

Accepted Answer

A) 68% 
B) 7% 
C) 26% 
D) 50% 
E) 39% 
A) 68% 
B) 7% 
C) 26% 
D) 50% 
E) 39%

Question 15

Figure:  
-This figure shows the relationship between the chloroplast and the mitochondrion.What does "c" represent?

Accepted Answer

A) carbon dioxide 
B) carbohydrates 
C) ADP 
D) ATP 
E) oxygen 
A) carbon dioxide 
B) carbohydrates 
C) ADP 
D) ATP 
E) oxygen

Question 16

What role do NADH and FADH2 play in the process of cellular respiration?

Accepted Answer

A) They help break down glucose. 
B) They carry electrons to the electron transport chain. 
C) They oxidize pyruvate. 
D) They produce ATP. 
E) They assist in making acetyl groups. 
A) They help break down glucose. 
B) They carry electrons to the electron transport chain. 
C) They oxidize pyruvate. 
D) They produce ATP. 
E) They assist in making acetyl groups.

Question 17

Which of the following is an input for glycolysis?

Accepted Answer

A) 2 pyruvate 
B) 2 NADH 
C) 2 FADH2 
D) 2 ATP 
E) 2 acetyl CoA 
A) 2 pyruvate 
B) 2 NADH 
C) 2 FADH2 
D) 2 ATP 
E) 2 acetyl CoA

Question 18

Which of the following statements is true about fermentation?

Accepted Answer

A) It produces more ATP then cellular respiration with oxygen. 
B) It doesn't need enzymes. 
C) It occurs without oxygen. 
D) It produces pyruvate as its end product. 
E) It is very efficient. 
A) It produces more ATP then cellular respiration with oxygen. 
B) It doesn't need enzymes. 
C) It occurs without oxygen. 
D) It produces pyruvate as its end product. 
E) It is very efficient.

Question 19

The ATP which is made during the electron transport chain is made at which site?

Accepted Answer

A) ATP reductase 
B) ATP cytochrome complex 
C) ATP cytochrome oxidase 
D) ATP synthase complex 
E) ATP coenzyme 
A) ATP reductase 
B) ATP cytochrome complex 
C) ATP cytochrome oxidase 
D) ATP synthase complex 
E) ATP coenzyme

Question 20

What would be the immediate result if the hydrogen ion concentration in the intermembrane space and the matrix reached equilibrium?

Accepted Answer

A) The conversion of NAD+ to NADH would stop. 
B) Most ATP production would stop. 
C) The conversion of FAD to FADH2 would stop. 
D) Glycolysis and the Krebs cycle would stop. 
E) Most ATP production would increasE. 
A) The conversion of NAD+ to NADH would stop. 
B) Most ATP production would stop. 
C) The conversion of FAD to FADH2 would stop. 
D) Glycolysis and the Krebs cycle would stop. 
E) Most ATP production would increasE.

Exam 7: Pathways of Cellular Respiration

During the electron transport chain ATP is made through the process of chemiosmosis.

What role does oxygen play in cellular respiration?

Which of the following are coenzymes which assist in cellular respiration?

Which of the following molecules produces the most energy when degraded?

Which of these would result from something other than increased aerobic exercise?

Figure: -This figure shows the structure of the mitochondrion.What does "a" represent?

Figure: -This figure shows the structure of the mitochondrion.What does "b" represent?

When did ATP make its appearance on the planet Earth?

The best fat burning exercise would be

One molecule has gone through glycolysis and the preparatory reaction.The net number of ATP molecules produced so far is

Which part of cellular respiration produces the greatest amount of ATP?

Once NADH and FADH2 have delivered their electrons and hydrogen ions to the electron transport chain,they

Figure: -This figure shows the relationship between the chloroplast and the mitochondrion.What does "a" represent?

How much of the available energy stored in glucose is converted to ATP?

Figure: -This figure shows the relationship between the chloroplast and the mitochondrion.What does "c" represent?

What role do NADH and FADH2 play in the process of cellular respiration?

Which of the following is an input for glycolysis?

Which of the following statements is true about fermentation?

The ATP which is made during the electron transport chain is made at which site?

What would be the immediate result if the hydrogen ion concentration in the intermembrane space and the matrix reached equilibrium?

Biology, the Study of Life

Basic Chemistry of Cells

Organic Molecules of Cells

Structure and Function of Cells

Dynamic Activities of Cells

Pathways of Photosynthesis

Cellular Reproduction

Sexual Reproduction

Patterns of Genetic Inheritance

Molecular Biology of Inheritance

Regulation of Gene Activity

Biotechnology and Genomics

Evidence of Evolution

Speciation and Evolution

The Evolutionary History of Life on Earth

Evolution of Microbial Life

Evolution of Protists

Evolution of Plants and Fungi

Evolution of Animals

Evolution of Humans

Plant Organization and Homeostasis

Transport and Nutrition in Plants

Control of Growth Responses in Plants

Reproduction in Plants

Animal Organization and Homeostasis

Coordination by Neural Signaling

Sense Organs

Locomotion and Support Systems

Circulation and Cardiovascular Systems

Lymph Transport and Immunity

Digestive Systems and Nutrition

Gas Exchange and Transport in Animals

Osmoregulation and Excretion

Coordination by Hormone Signaling

Reproduction and Development

Population Ecology

Behavioral Ecology

Community and Ecosystem Ecology

Major Ecosystems of the Biosphere

Conservation Biology

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Once NADH and FADH₂ have delivered their electrons and hydrogen ions to the electron transport chain,they

What role do NADH and FADH₂ play in the process of cellular respiration?