Question 1

What is the first step in the Calvin cycle?

Accepted Answer

A)  O2 attaches to CO2. 
B)  O2 attaches to G3P. 
C)  CO2 attaches to RuBP. 
D)  CO2 attaches to Rubisco. 
E)  CO2 attaches to phosphoglycerate. 
A)  O2 attaches to CO2. 
B)  O2 attaches to G3P. 
C)  CO2 attaches to RuBP. 
D)  CO2 attaches to Rubisco. 
E)  CO2 attaches to phosphoglycerate.

Question 2

ATP synthesis during the light-dependent reactions occurs by which process?

Accepted Answer

A)  diffusion 
B)  photolysis 
C)  chemiosmosis 
D)  phosphorylation 
E)  cyclic electron transport 
A)  diffusion 
B)  photolysis 
C)  chemiosmosis 
D)  phosphorylation 
E)  cyclic electron transport

Question 3

A(n) absorption spectrum indicates the relative effectiveness of different wavelengths of light. 
__________________

Accepted Answer

A) True 
 B)False

Question 4

Compare and contrast the processes of photosynthesis and aerobic respiration. How are they similar and how do they differ?

Accepted Answer

Concepts to Consider: Overall, aerobic r

Question 5

What color does chlorophyll reflect?

Accepted Answer

A)  red 
B)  blue 
C)  green 
D)  violet 
E)  yellow 
A)  red 
B)  blue 
C)  green 
D)  violet 
E)  yellow

Question 6

Match between columns
                        Premises: a group of ˜250 chlorophyll molecules, enzymes, and other proteins
reaction center for photosystem I
a green accessory pigment
yellow and orange accessory pigments
reaction center of photosystem II

Accepted Answer

The Answer of carotenoids and P700 and P680 and antenna is...

Question 7

What is the process by which light energy is converted into the stored chemical energy of organic molecules?

Accepted Answer

A)  diffusion 
B)  endocytosis 
C)  respiration 
D)  fermentation 
E)  photosynthesis 
A)  diffusion 
B)  endocytosis 
C)  respiration 
D)  fermentation 
E)  photosynthesis

Question 8

Which of the following are accessory photosynthetic pigments that expand the spectrum of light to provide energy for photosynthesis?

Accepted Answer

A)  carotenoids only 
B)  chlorophyll a only 
C)  chlorophyll b only 
D)  carotenoids and chlorophyll a 
E)  carotenoids and chlorophyll b 
A)  carotenoids only 
B)  chlorophyll a only 
C)  chlorophyll b only 
D)  carotenoids and chlorophyll a 
E)  carotenoids and chlorophyll b

Question 9

Ribulose phosphate is synthesized from which molecule?

Accepted Answer

A)  CO2 
B)  G3P 
C)  RuBP 
D)  NADP+ 
E)  pyruvate 
A)  CO2 
B)  G3P 
C)  RuBP 
D)  NADP+ 
E)  pyruvate

Question 10

During which phase of photosynthesis is ATP and NADPH synthesized?

Accepted Answer

A)  glycolysis 
B)  citric acid cycle 
C)  light-dependent phase 
D)  light-independent phase 
E)  carbon fixation reactions 
A)  glycolysis 
B)  citric acid cycle 
C)  light-dependent phase 
D)  light-independent phase 
E)  carbon fixation reactions

Question 11

An electron absorbs a photon of light energy and becomes energized; the electron shifts from a ____ atomic orbital to a __________ atomic orbital.

Accepted Answer

A)  fluorescing; ground state 
B)  ground state; lower energy 
C)  lower energy; higher energy 
D)  higher energy; lower energy 
E)  ground state; different ground state 
A)  fluorescing; ground state 
B)  ground state; lower energy 
C)  lower energy; higher energy 
D)  higher energy; lower energy 
E)  ground state; different ground state

Question 12

When an electron returns to its ground state, energy will be released as heat or an emission of light of a longer wavelength known as:

Accepted Answer

A)  fluorescence. 
B)  UV radiation. 
C)  action spectrum. 
D)  photoelectron hydrolysis. 
E)  photoelectron degradation. 
A)  fluorescence. 
B)  UV radiation. 
C)  action spectrum. 
D)  photoelectron hydrolysis. 
E)  photoelectron degradation.

Question 13

The energy of a(n) ____ is inversely proportional to its wavelength.

Accepted Answer

A)  radon 
B)  proton 
C)  photon 
D)  neutron 
E)  electron 
A)  radon 
B)  proton 
C)  photon 
D)  neutron 
E)  electron

Question 14

Compare and contrast the cyclic and noncyclic electron transport pathways of photosynthesis.

Accepted Answer

Both cyclic and noncyclic electron trans

Question 15

The action spectrum of photosynthesis best matches the absorption spectrum of:

Accepted Answer

A)  ATP. 
B)  NADPH. 
C)  carotenoids. 
D)  carbohydrates. 
E)  chlorophylls a and b . 
A)  ATP. 
B)  NADPH. 
C)  carotenoids. 
D)  carbohydrates. 
E)  chlorophylls a and b .

Question 16

Propose an appropriate solvent to be used in the extraction of photosynthetic pigments from chloroplasts. Explain your choice.

Accepted Answer

Concepts to Consider: A suitable solvent

Question 17

Which photosynthetic unit consists of a pair of chlorophyll a molecules with an absorption peak of 700nm?

Accepted Answer

A)  photolysis 
B)  Calvin cycle 
C)  photosystem I 
D)  antenna complex 
E)  photosystem II 
A)  photolysis 
B)  Calvin cycle 
C)  photosystem I 
D)  antenna complex 
E)  photosystem II

Question 18

What are the reactants of the Calvin cycle?

Accepted Answer

A)  CO2, H2O, and ATP 
B)  CO2, ADP, and NADP+ 
C)  CO2, ATP, and NADPH 
D)  H2O, ATP, and NADPH 
A)  CO2, H2O, and ATP 
B)  CO2, ADP, and NADP+ 
C)  CO2, ATP, and NADPH 
D)  H2O, ATP, and NADPH

Question 19

Figure 9-2   The graph in the accompanying figure represents the:

Accepted Answer

A)  electromagnetic spectrum 
B)  action spectrum of photosynthesis 
C)  process of cyclic electron transport 
D)  process of noncyclic electron transport 
E)  absorption spectra for chlorophylls a and b 
A)  electromagnetic spectrum 
B)  action spectrum of photosynthesis 
C)  process of cyclic electron transport 
D)  process of noncyclic electron transport 
E)  absorption spectra for chlorophylls a and b

Question 20

What type of reaction occurs during photosynthesis when hydrogen atoms are transferred from water to carbon dioxide to form a carbohydrate?

Accepted Answer

A)  redox reaction 
B)  anaerobic reaction 
C)  catabolic reaction 
D)  oxidation reaction 
E)  hydrolytic reaction 
A)  redox reaction 
B)  anaerobic reaction 
C)  catabolic reaction 
D)  oxidation reaction 
E)  hydrolytic reaction

Exam 9: Photosynthesis Capturing Light Energy

What is the first step in the Calvin cycle?

ATP synthesis during the light-dependent reactions occurs by which process?

A(n) absorption spectrum indicates the relative effectiveness of different wavelengths of light. __________________

Compare and contrast the processes of photosynthesis and aerobic respiration. How are they similar and how do they differ?

What color does chlorophyll reflect?

What is the process by which light energy is converted into the stored chemical energy of organic molecules?

Which of the following are accessory photosynthetic pigments that expand the spectrum of light to provide energy for photosynthesis?

Ribulose phosphate is synthesized from which molecule?

During which phase of photosynthesis is ATP and NADPH synthesized?

An electron absorbs a photon of light energy and becomes energized; the electron shifts from a ____ atomic orbital to a __________ atomic orbital.

When an electron returns to its ground state, energy will be released as heat or an emission of light of a longer wavelength known as:

The energy of a(n) ____ is inversely proportional to its wavelength.

Compare and contrast the cyclic and noncyclic electron transport pathways of photosynthesis.

The action spectrum of photosynthesis best matches the absorption spectrum of:

Propose an appropriate solvent to be used in the extraction of photosynthetic pigments from chloroplasts. Explain your choice.

Which photosynthetic unit consists of a pair of chlorophyll a molecules with an absorption peak of 700nm?

What are the reactants of the Calvin cycle?

Figure 9-2 The graph in the accompanying figure represents the:

What type of reaction occurs during photosynthesis when hydrogen atoms are transferred from water to carbon dioxide to form a carbohydrate?

A View of Life

Atoms and Molecules the Chemical Basis of Life

The Chemistry of Life Organic Compounds

Organization of the Cell

Biological Membranes

Cell Communication

Energy and Metabolism

How Cells Make Atp Energy-Releasing Pathways

Chromosomes, Mitosis, and Meiosis

The Basic Principles of Heredity

Dna the Carrier of Genetic Information

Gene Expression

Gene Regulation

Dna Technology and Genomics

Human Genetics and the Human Genome

Developmental Genetics

Introduction to Darwinian Evolution

Evolutionary Change in Populations

Speciation and Macroevolution

The Origin and Evolutionary History of Life

The Evolution of Primates

Understanding Diversity Systematics

Viruses and Subviral Agents

Bacteria and Archaea

Protists

Seedless Plants

Seed Plants

The Fungi

An Introduction to Animal Diversity

Sponges, Cnidarians, Ctenophores, and Protostomes

The Deuterostomes

Plant Structure Growth and Development

Leaf Structure and Function

Stem Structure and Transport

Roots and Mineral Nutrition

Reproduction in Flowering Plants

Plant Developmental Responses to External and Internal Signals

Animal Structure and Function an Introduction

Protection Support and Movement

Neural Signaling

Neural Regulation

Sensory Systems

Internal Transport

The Immune System Internal Defense

Gas Exchange

Processing Food and Nutrition

Osmoregulation and Disposal of Metabolic Wastes

Endocrine Regulation

Reproduction

Animal Development

Animal Behavior

Introduction to Ecology Population Ecology

Community Ecology

Ecosystems and the Biosphere

Ecology and the Geography of Life

Biological Diversity and Conservation Biology

Filters

An electron absorbs a photon of light energy and becomes energized; the electron shifts from a atomic orbital to a ______ atomic orbital.