Question 1

Glycolysis takes place in ____.

Accepted Answer

A) the cytoplasm 
B) mitochondria 
C) chloroplasts 
D) thylakoids 
E) peroxisomes 
A) the cytoplasm 
B) mitochondria 
C) chloroplasts 
D) thylakoids 
E) peroxisomes

Question 2

Fermentation takes place in ____.

Accepted Answer

A) mitochondria 
B) the endoplasmic reticulum 
C) the Golgiapparatus 
D) the cytoplasm 
E) lysosomes 
A) mitochondria 
B) the endoplasmic reticulum 
C) the Golgiapparatus 
D) the cytoplasm 
E) lysosomes

Question 3

In alcoholic fermentation, the final product is ____.

Accepted Answer

A) pyruvate 
B) ethanol 
C) acetaldehyde 
D) acetyl CoA 
E) lactate 
A) pyruvate 
B) ethanol 
C) acetaldehyde 
D) acetyl CoA 
E) lactate

Question 4

The purpose of a photosystem is to convert ____.

Accepted Answer

A) light energy into chemical energy 
B) carbon dioxide into sugar 
C) light energy into sugar 
D) oxygen into carbon dioxide 
E) light into oxygen 
A) light energy into chemical energy 
B) carbon dioxide into sugar 
C) light energy into sugar 
D) oxygen into carbon dioxide 
E) light into oxygen

Question 5

In light-dependent reactions, hydrogen ions are transported into the thylakoid membrane.  What drives the movement of these ions?

Accepted Answer

A) passive diffusion of ions from high to low concentration 
B) passive diffusion of ions from low to high concentration 
C) active transport of ions driven by the hydrolysis of water into oxygen 
D) active transport of ions driven by energy from the electron transport chain 
E) active transport through the enzyme ATP synthase 
A) passive diffusion of ions from high to low concentration 
B) passive diffusion of ions from low to high concentration 
C) active transport of ions driven by the hydrolysis of water into oxygen 
D) active transport of ions driven by energy from the electron transport chain 
E) active transport through the enzyme ATP synthase

Question 6

The energy generated in the first electron transfer chain in the light-dependent reactions of photosynthesis is used to ____.

Accepted Answer

A) split water into oxygen, hydrogen ions, and electrons 
B) generate NADPH 
C) power the ATP synthase enzyme to produce ATP 
D) pump hydrogen ions into the thylakoid compartment 
E) generate glucose 
A) split water into oxygen, hydrogen ions, and electrons 
B) generate NADPH 
C) power the ATP synthase enzyme to produce ATP 
D) pump hydrogen ions into the thylakoid compartment 
E) generate glucose

Question 7

As ATP begins to accumulate in the cytoplasm of animal cells, the extra glucose ____.

Accepted Answer

A) enters glycolysis more rapidly 
B) is converted into glycogen 
C) is converted into starch. 
D) is converted into proteins 
E) is converted into carbohydrates 
A) enters glycolysis more rapidly 
B) is converted into glycogen 
C) is converted into starch. 
D) is converted into proteins 
E) is converted into carbohydrates

Question 8

When fatty acids are broken down to make ATP, which molecule is formed and at which step in aerobic respiration does it enter?

Accepted Answer

A) acetyl CoA, which enters into glycolysis 
B) acetyl CoA, which enters into the Krebs cycle 
C) pyruvate, which enters into the Krebs cycle 
D) PGAL, which enters into electron transfer phosphorylation 
E) PGAL, which enters into glycolysis 
A) acetyl CoA, which enters into glycolysis 
B) acetyl CoA, which enters into the Krebs cycle 
C) pyruvate, which enters into the Krebs cycle 
D) PGAL, which enters into electron transfer phosphorylation 
E) PGAL, which enters into glycolysis

Question 9

Which source of energy powers the light-independent reactions of photosynthesis?

Accepted Answer

A) light 
B) ATP and NADPH 
C) photosystem 2 
D) glucose 
E) NADP+ 
A) light 
B) ATP and NADPH 
C) photosystem 2 
D) glucose 
E) NADP+

Question 10

In which of the following do the light-dependent reactions of photosynthesis take place?

Accepted Answer

A) thylakoid membranes 
B) stroma 
C) the outermost membrane 
D) between the outermost and innermost membranes 
E) a combination of more than one of these 
A) thylakoid membranes 
B) stroma 
C) the outermost membrane 
D) between the outermost and innermost membranes 
E) a combination of more than one of these

Question 11

Which component is NOT found in a chloroplast?

Accepted Answer

A) a single outer membrane 
B) DNA 
C) ribosomes 
D) stroma 
E) thylakoids 
A) a single outer membrane 
B) DNA 
C) ribosomes 
D) stroma 
E) thylakoids

Question 12

Excess glucose in the human diet can result in accumulations of ____.

Accepted Answer

A) pyruvate 
B) NADH 
C) fats 
D) lactate 
E) ATP 
A) pyruvate 
B) NADH 
C) fats 
D) lactate 
E) ATP

Question 13

The Calvin-Benson cycle is a cyclical pathway of reactions that use ____.

Accepted Answer

A) carbon to produce sugar 
B) sugar to produce energy 
C) sugar to produce starch 
D) starch to produce energy 
E) oxygen to produce carbon dioxide 
A) carbon to produce sugar 
B) sugar to produce energy 
C) sugar to produce starch 
D) starch to produce energy 
E) oxygen to produce carbon dioxide

Question 14

Match between columns
                        Premises: Which process is catalyzed by an enzyme called rubisco?

Accepted Answer

The Answer of carbon dioxide fixation and electron transfer phosphorylation is...

Question 15

In lactate fermentation, ____ is converted into lactate.

Accepted Answer

A) pyruvate 
B) acetaldehyde 
C) ethanol 
D) glucose 
E) NADH 
A) pyruvate 
B) acetaldehyde 
C) ethanol 
D) glucose 
E) NADH

Question 16

What are the advantages of C4 and CAM photosynthesis as compared to C3 photosynthesis?

Accepted Answer

A) High sugar production can be maintained on hot, dry days. 
B) Water is not necessary for the light-dependent reactions. 
C) Carbon dioxide is not needed for the light-independent reactions. 
D) Less sugar is necessary for metabolic activities. 
E) Light dependent reactions are more efficient. 
A) High sugar production can be maintained on hot, dry days. 
B) Water is not necessary for the light-dependent reactions. 
C) Carbon dioxide is not needed for the light-independent reactions. 
D) Less sugar is necessary for metabolic activities. 
E) Light dependent reactions are more efficient.

Question 17

In aerobic respiration, what is the ultimate fate of the electrons released from the breakdown of glucose?

Accepted Answer

A) They are combined with NAD+. 
B) They are combined with ATP. 
C) They become hydrogen ions. 
D) They are moved through the electron transport chain. 
E) They are combined with oxygen and hydrogen ions to form water. 
A) They are combined with NAD+. 
B) They are combined with ATP. 
C) They become hydrogen ions. 
D) They are moved through the electron transport chain. 
E) They are combined with oxygen and hydrogen ions to form water.

Question 18

For glycolysis to occur, ____.

Accepted Answer

A) glucose must enter the mitochondria 
B) there must be an input of energy from ATP 
C) oxygen must be available 
D) ATP synthase must be activated 
E) heat must be supplied 
A) glucose must enter the mitochondria 
B) there must be an input of energy from ATP 
C) oxygen must be available 
D) ATP synthase must be activated 
E) heat must be supplied

Question 19

The brown color of smog comes from light reflecting off of which substance in the atmosphere?

Accepted Answer

A) carbon dioxide 
B) sulfur compounds 
C) organic molecules 
D) mercury 
E) nitricoxide 
A) carbon dioxide 
B) sulfur compounds 
C) organic molecules 
D) mercury 
E) nitricoxide

Question 20

Glycogen is stored in ____.

Accepted Answer

A) liver tissue only 
B) muscle tissue only 
C) adipose tissue only 
D) liver and muscle tissue 
E) liver, muscle, and adipose tissue 
A) liver tissue only 
B) muscle tissue only 
C) adipose tissue only 
D) liver and muscle tissue 
E) liver, muscle, and adipose tissue

Exam 5: Capturing and Releasing Energy

Glycolysis takes place in ____.

Fermentation takes place in ____.

In alcoholic fermentation, the final product is ____.

The purpose of a photosystem is to convert ____.

In light-dependent reactions, hydrogen ions are transported into the thylakoid membrane. What drives the movement of these ions?

The energy generated in the first electron transfer chain in the light-dependent reactions of photosynthesis is used to ____.

As ATP begins to accumulate in the cytoplasm of animal cells, the extra glucose ____.

When fatty acids are broken down to make ATP, which molecule is formed and at which step in aerobic respiration does it enter?

Which source of energy powers the light-independent reactions of photosynthesis?

In which of the following do the light-dependent reactions of photosynthesis take place?

Which component is NOT found in a chloroplast?

Excess glucose in the human diet can result in accumulations of ____.

The Calvin-Benson cycle is a cyclical pathway of reactions that use ____.

In lactate fermentation, ____ is converted into lactate.

What are the advantages of C4 and CAM photosynthesis as compared to C3 photosynthesis?

In aerobic respiration, what is the ultimate fate of the electrons released from the breakdown of glucose?

For glycolysis to occur, ____.

The brown color of smog comes from light reflecting off of which substance in the atmosphere?

Glycogen is stored in ____.

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Early Life Forms and the Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

The Biosphere and Human Effects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Reproduction and Development

Plant Form and Function

Plant Reproduction and Development

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