Question 1

What is NOT a product of the light-independent reactions?

Accepted Answer

A)  ADP 
B)  NADP+ 
C)  Oxygen 
D)  Glucose 
E)  Free phosphates 
A)  ADP 
B)  NADP+ 
C)  Oxygen 
D)  Glucose 
E)  Free phosphates

Question 2

Matching. Choose the one most appropriate description.
-Cyclic pathway of ATP formation

Accepted Answer

A) Incorporation of CO2 into an organic molecule 
B) Uses ATP and NADPH 
C) Uses two PGAL 
D) Produces ATP and NADPH 
E) Uses an electron transfer chain to produce ATP, but does not produce NADPH or O2 
A) Incorporation of CO2 into an organic molecule 
B) Uses ATP and NADPH 
C) Uses two PGAL 
D) Produces ATP and NADPH 
E) Uses an electron transfer chain to produce ATP, but does not produce NADPH or O2

Question 3

A pigment absorbs a photon if the energy of the photon is ____.

Accepted Answer

A)  exactly enough to boost an electron of the pigment to a higher energy level 
B)  slightly more than the energy of the electron absorbing the photon 
C)  significantly more than the energy of the electron absorbing the photon 
D)  exactly twice the energy of the electron absorbing the photon 
E)  significantly less than the energy of the electron absorbing the photon 
A)  exactly enough to boost an electron of the pigment to a higher energy level 
B)  slightly more than the energy of the electron absorbing the photon 
C)  significantly more than the energy of the electron absorbing the photon 
D)  exactly twice the energy of the electron absorbing the photon 
E)  significantly less than the energy of the electron absorbing the photon

Question 4

Matching. Match the pigment with its relationship to sunlight.
-____ causes some protists to appear blue.

Accepted Answer

A) Chlorophyll b 
B) Chlorophyll a 
C) Phycoerythrobilin 
D) Phycocyanobilin 
E) Beta-carotene 
A) Chlorophyll b 
B) Chlorophyll a 
C) Phycoerythrobilin 
D) Phycocyanobilin 
E) Beta-carotene

Question 5

What is the process in which electron flow through electron transfer chains sets up a hydrogen ion gradient that drives ATP formation?

Accepted Answer

A)  Photosynthesis 
B)  Electron transfer phosphorylation 
C)  Electromagnetic radiation 
D)  Light-dependent reaction 
E)  Photolysis 
A)  Photosynthesis 
B)  Electron transfer phosphorylation 
C)  Electromagnetic radiation 
D)  Light-dependent reaction 
E)  Photolysis

Question 6

The CAM pathway ____.

Accepted Answer

A)  involves only the Calvin-Benson cycle 
B)  involves only the C4 cycle 
C)  is used by plants in humid regions 
D)  is also known as photorespiration 
E)  needs day and night for completion 
A)  involves only the Calvin-Benson cycle 
B)  involves only the C4 cycle 
C)  is used by plants in humid regions 
D)  is also known as photorespiration 
E)  needs day and night for completion

Question 7

Which of the following is a large protein complex in the thylakoid membrane,which consists of pigments and other molecules that convert light energy to chemical energy in photosynthesis?

Accepted Answer

A)  Photosystem 
B)  Photosynthesizer 
C)  Photolysis 
D)  Electron transfer phosphorylation 
E)  Stomata 
A)  Photosystem 
B)  Photosynthesizer 
C)  Photolysis 
D)  Electron transfer phosphorylation 
E)  Stomata

Question 8

During the light-dependent reactions,NADPH ____.

Accepted Answer

A)  is an enzyme 
B)  is the oxidized form of NADP+ 
C)  accepts hydrogen and electrons from water 
D)  accepts hydrogen and electrons from carbohydrates 
E)  obtains energy from ATP 
A)  is an enzyme 
B)  is the oxidized form of NADP+ 
C)  accepts hydrogen and electrons from water 
D)  accepts hydrogen and electrons from carbohydrates 
E)  obtains energy from ATP

Question 9

Which of the following organisms makes its own food using energy from the environment and carbon from inorganic molecules such as CO2?

Accepted Answer

A)  Stromatosomes 
B)  Heterotrophs 
C)  Autotrophs 
D)  Eukaryotes 
E)  Bacteria 
A)  Stromatosomes 
B)  Heterotrophs 
C)  Autotrophs 
D)  Eukaryotes 
E)  Bacteria

Exam 6: Where it Starts—Photosynthesis

What is NOT a product of the light-independent reactions?

Matching. Choose the one most appropriate description. -Cyclic pathway of ATP formation

A pigment absorbs a photon if the energy of the photon is ____.

Matching. Match the pigment with its relationship to sunlight. -____ causes some protists to appear blue.

What is the process in which electron flow through electron transfer chains sets up a hydrogen ion gradient that drives ATP formation?

The CAM pathway ____.

Which of the following is a large protein complex in the thylakoid membrane,which consists of pigments and other molecules that convert light energy to chemical energy in photosynthesis?

During the light-dependent reactions,NADPH ____.

Which of the following organisms makes its own food using energy from the environment and carbon from inorganic molecules such as CO2?

Invitation to Biology

Life's Chemical Bases

Molecules of Life

Cell Structure

Ground Rules of Metabolism

How Cells Release Chemical Energy

DNA Structure and Function

From DNA to Protein

Control of Gene Expression

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Studying and Manipulating Genomes

Evidence of Evolution

Processes of Evolution

Organizing Information about Species

Life's Origin and Early Evolution

Viruses, Bacteria, and Archaea

Protists: The Simplest Eukaryotes

The Land Plants

Fungi

Animal Evolution: The Invertebrates

Animal Evolution: The Chordates

Human Evolution

Plant Tissues

Plant Nutrition and Transport

Life Cycles of Flowering Plants

Communication Strategies in Plants

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Structural Support and Movement

Circulation

Immunity

Respiration

Digestion and Nutrition

Maintaining the Internal Environment

Animal Reproductive System

Animal Development

Animal Behavior

Population Ecology

Community Ecology

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters

Which of the following organisms makes its own food using energy from the environment and carbon from inorganic molecules such as CO₂?