Question 1

You are a botanist living in the desert. A friend asks you which of the following plants would be most practical to plant in their yard. What is your answer?

Accepted Answer

A)  all plants will do equally well 
B)  any plant as long as it is a C3 plant 
C)  any plant as long as it is a C4 plant 
D)  any plant as long as it is a CAM plant 
E)  either a C3 or C4 plant 
A)  all plants will do equally well 
B)  any plant as long as it is a C3 plant 
C)  any plant as long as it is a C4 plant 
D)  any plant as long as it is a CAM plant 
E)  either a C3 or C4 plant

Question 2

In which of the following cellular organelles does photosynthesis take place?

Accepted Answer

A)  rough endoplasmic reticula 
B)  Golgi bodies 
C)  mitochondria 
D)  chloroplasts 
E)  more than one of these organelles is responsible for photosynthesis 
A)  rough endoplasmic reticula 
B)  Golgi bodies 
C)  mitochondria 
D)  chloroplasts 
E)  more than one of these organelles is responsible for photosynthesis

Question 3

In eukaryotes, the electron transfer chain of aerobic respiration is located

Accepted Answer

A)  on the outer membrane of mitochondria. 
B)  in the inner compartment of mitochondria. 
C)  on the inner membrane of mitochondria. 
D)  throughout the cytoplasm of the cell. 
E)  in the outer compartment of mitochondria. 
A)  on the outer membrane of mitochondria. 
B)  in the inner compartment of mitochondria. 
C)  on the inner membrane of mitochondria. 
D)  throughout the cytoplasm of the cell. 
E)  in the outer compartment of mitochondria.

Question 4

For six molecules of carbon dioxide fixed in the light-independent reaction, how many molecules of PGA are produced?

Accepted Answer

A)  2 
B)  4 
C)  6 
D)  12 
E)  18 
A)  2 
B)  4 
C)  6 
D)  12 
E)  18

Question 5

To break down a glucose molecule completely, how many "turns" of the Krebs cycle are required?

Accepted Answer

A)  2 
B)  3 
C)  4 
D)  6 
E)  12 
A)  2 
B)  3 
C)  4 
D)  6 
E)  12

Question 6

When fats are broken down to make ATP, what molecule is formed and in where 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 7

Pigments, specifically, function for photosynthesis by which of the following?

Accepted Answer

A)  electron excitation and energy emission 
B)  reflection of light energy 
C)  splitting water into hydrogen and oxygen 
D)  capturing light 
E)  none of these 
A)  electron excitation and energy emission 
B)  reflection of light energy 
C)  splitting water into hydrogen and oxygen 
D)  capturing light 
E)  none of these

Question 8

Which of the following molecules is the most common photosynthetic pigment in plants?

Accepted Answer

A)  chlorophyll a 
B)  chlorophyll b 
C)  chlorophyll c 
D)  chlorophyll d 
E)  chlorophyll e 
A)  chlorophyll a 
B)  chlorophyll b 
C)  chlorophyll c 
D)  chlorophyll d 
E)  chlorophyll e

Question 9

Which of the following is occurring because of the warming trend we are currently in?

Accepted Answer

A)  birds are laying eggs earlier 
B)  plants are flowering earlier 
C)  mammals are hibernating for shorter periods 
D)  the rate of extinctions is increasing 
E)  all of these are occurring 
A)  birds are laying eggs earlier 
B)  plants are flowering earlier 
C)  mammals are hibernating for shorter periods 
D)  the rate of extinctions is increasing 
E)  all of these are occurring

Question 10

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 11

In what part of aerobic respiration, is carbon dioxide released?

Accepted Answer

A)  glycolysis 
B)  the Krebs Cycle 
C)  electron transfer phosphorylation 
D)  none of these 
E)  more than one of these 
A)  glycolysis 
B)  the Krebs Cycle 
C)  electron transfer phosphorylation 
D)  none of these 
E)  more than one of these

Question 12

Visible light comprises wavelengths that vary between ____ nanometers.

Accepted Answer

A)  380 and 750 
B)  350 and 750 
C)  390 and 780 
D)  340 and 740 
E)  320 and 740 
A)  380 and 750 
B)  350 and 750 
C)  390 and 780 
D)  340 and 740 
E)  320 and 740

Question 13

Which of the following is most descriptive of an electron transport chain?

Accepted Answer

A)  It generates energy from nothing. 
B)  It is a mechanism used by cells to dispose of unused electrons. 
C)  It transfers electron energy, stepwise, from one compound to another. 
D)  It transfers energy, stepwise, from one compound to another. 
E)  It requires activation by sunlight. 
A)  It generates energy from nothing. 
B)  It is a mechanism used by cells to dispose of unused electrons. 
C)  It transfers electron energy, stepwise, from one compound to another. 
D)  It transfers energy, stepwise, from one compound to another. 
E)  It requires activation by sunlight.

Question 14

In most plants, glucose is stored as

Accepted Answer

A)  glucose. 
B)  starch. 
C)  sucrose. 
D)  glycogen. 
E)  cellulose. 
A)  glucose. 
B)  starch. 
C)  sucrose. 
D)  glycogen. 
E)  cellulose.

Question 15

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 gas 
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 gas

Question 16

Which of the following molecules is (are) formed at the end of the electron transfer process?

Accepted Answer

A)  ATP only 
B)  NADPH only 
C)  ATP and NADPH 
D)  NADP+ 
E)  ATP and NADP+ 
A)  ATP only 
B)  NADPH only 
C)  ATP and NADPH 
D)  NADP+ 
E)  ATP and NADP+

Question 17

Which of the following sources 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 18

Fossil fuels

Accepted Answer

A)  can be recycled. 
B)  include biofuels. 
C)  are the organic remains of ancient autotrophs. 
D)  are still being generated by living autotrophs. 
E)  are the remains of dinosaurs and ancient autotrophs. 
A)  can be recycled. 
B)  include biofuels. 
C)  are the organic remains of ancient autotrophs. 
D)  are still being generated by living autotrophs. 
E)  are the remains of dinosaurs and ancient autotrophs.

Question 19

Selecting the Exception For the light-independent reactions to occur, all of the following with one exception must be present. SELECT THE EXCEPTION.

Accepted Answer

A)  rubisco 
B)  light 
C)  RuBP 
D)  ATP and NADPH 
E)  pyruvate 
A)  rubisco 
B)  light 
C)  RuBP 
D)  ATP and NADPH 
E)  pyruvate

Question 20

What type of plant is corn?

Accepted Answer

A)  C3 
B)  C4 
C)  CAM 
D)  it becomes a CAM plant if grown in the desert 
E)  it becomes a C3 plant if grown in cold climates 
A)  C3 
B)  C4 
C)  CAM 
D)  it becomes a CAM plant if grown in the desert 
E)  it becomes a C3 plant if grown in cold climates

Exam 5: Capturing and Releasing Energy

You are a botanist living in the desert. A friend asks you which of the following plants would be most practical to plant in their yard. What is your answer?

In which of the following cellular organelles does photosynthesis take place?

In eukaryotes, the electron transfer chain of aerobic respiration is located

For six molecules of carbon dioxide fixed in the light-independent reaction, how many molecules of PGA are produced?

To break down a glucose molecule completely, how many "turns" of the Krebs cycle are required?

When fats are broken down to make ATP, what molecule is formed and in where in aerobic respiration does it enter?

Pigments, specifically, function for photosynthesis by which of the following?

Which of the following molecules is the most common photosynthetic pigment in plants?

Which of the following is occurring because of the warming trend we are currently in?

In lactate fermentation, _____ is converted into lactate.

In what part of aerobic respiration, is carbon dioxide released?

Visible light comprises wavelengths that vary between ____ nanometers.

Which of the following is most descriptive of an electron transport chain?

In most plants, glucose is stored as

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

Which of the following molecules is (are) formed at the end of the electron transfer process?

Which of the following sources of energy powers the light-independent reactions of photosynthesis?

Fossil fuels

Selecting the Exception For the light-independent reactions to occur, all of the following with one exception must be present. SELECT THE EXCEPTION.

What type of plant is corn?

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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