Question 1

____ are accessory pigments in photosynthesis that reflect blue and red wavelengths best.

Accepted Answer

A)  Carotenoids 
B)  Phycobilins 
C)  Anthocyanins 
D)  Chlorophyll b 
E)  Chlorophyll a 
A)  Carotenoids 
B)  Phycobilins 
C)  Anthocyanins 
D)  Chlorophyll b 
E)  Chlorophyll a C

Question 2

The C4 pathway ____.

Accepted Answer

A)  produces large amounts of carbohydrates 
B)  is less efficient than the C3 pathway 
C)  is the mechanism of photorespiration 
D)  involves the activity of rubisco 
E)  fixes carbon twice 
A)  produces large amounts of carbohydrates 
B)  is less efficient than the C3 pathway 
C)  is the mechanism of photorespiration 
D)  involves the activity of rubisco 
E)  fixes carbon twice E

Question 3

Use the figure below to match the pigments' description with their absorption spectra.
Figure 6.5C

-Main pigment in photosynthetic plants

Accepted Answer

A) Peak A 
B) Peak B 
C) Peak C 
D) Peak D 
E) Peak E 
A) Peak A 
B) Peak B 
C) Peak C 
D) Peak D 
E) Peak E E

Question 4

A trip to space finds a planet rich with green light.Scientists hope to introduce a photosynthetic organism to this planet.What sort of organism should they choose?

Accepted Answer

This would be difficult,But a

Question 5

Use the figure below to match the pigments' description with their absorption spectra.
Figure 6.5C

-Potent antioxidant and signaling molecule found in carrots

Accepted Answer

A) Peak A 
B) Peak B 
C) Peak C 
D) Peak D 
E) Peak E 
A) Peak A 
B) Peak B 
C) Peak C 
D) Peak D 
E) Peak E

Question 6

In plant cells,chloroplasts are found ____.

Accepted Answer

A)  on the cell membrane 
B)  in the cytoplasm of the cell 
C)  in the stroma 
D)  in the thylakoids 
E)  in the central vacuole 
A)  on the cell membrane 
B)  in the cytoplasm of the cell 
C)  in the stroma 
D)  in the thylakoids 
E)  in the central vacuole

Question 7

What statement below characterizes pigments' function?

Accepted Answer

A)  They absorb some photons. 
B)  They reflect all photons. 
C)  They absorb photons of all colors. 
D)  They absorb photons of all wavelengths. 
E)  They absorb ultraviolet wavelengths. 
A)  They absorb some photons. 
B)  They reflect all photons. 
C)  They absorb photons of all colors. 
D)  They absorb photons of all wavelengths. 
E)  They absorb ultraviolet wavelengths.

Question 8

Any light-driven reaction that attaches phosphate to a molecule is called ____________________.

Accepted Answer

Photophosp

Question 9

Classification. The five reactions listed below occur during the noncyclic pathway of ATP formation. Use them to respond to the following statements.
-This results when chlorophyll gains electrons from water molecules.

Accepted Answer

A) Reduction of NADP+ 
B) Phosphorylation of ADP 
C) Photolysis of water 
D) Excitation of chlorophyll 
E) Reduction of chlorophyll 
A) Reduction of NADP+ 
B) Phosphorylation of ADP 
C) Photolysis of water 
D) Excitation of chlorophyll 
E) Reduction of chlorophyll

Question 10

Figure 6.5B

- Refer to the figure above illustrating the results from Engelmann's investigation.Englemann's experiment was designed to determine ____.

Accepted Answer

A)  what wavelengths comprise visible light 
B)  what colors attract bacteria 
C)  if bacteria are attracted to oxygen 
D)  if photosynthesis releases oxygen 
E)  if photosynthesis is impacted by the color of light 
A)  what wavelengths comprise visible light 
B)  what colors attract bacteria 
C)  if bacteria are attracted to oxygen 
D)  if photosynthesis releases oxygen 
E)  if photosynthesis is impacted by the color of light

Question 11

What is the process by which plants capture energy from the sun and store it in organic molecules?

Accepted Answer

A)  Photosynthesis 
B)  Heterotrophy 
C)  Autotrophy 
D)  Biofuel production 
E)  ATP synthesis 
A)  Photosynthesis 
B)  Heterotrophy 
C)  Autotrophy 
D)  Biofuel production 
E)  ATP synthesis

Question 12

An organic molecule that selectively absorbs light of specific wavelengths is called _____________.

Accepted Answer

A)  pigment 
B)  protein 
C)  electromagnetic molecule 
D)  photosynthesizer 
E)  chlorophyll 
A)  pigment 
B)  protein 
C)  electromagnetic molecule 
D)  photosynthesizer 
E)  chlorophyll

Question 13

Plant cells release hydrogen ions and oxygen from H2O molecules in ____.

Accepted Answer

A)  photosystem I 
B)  photosystem II 
C)  cyclic photophosphorylation 
D)  the light independent reaction 
E)  carbon fixation 
A)  photosystem I 
B)  photosystem II 
C)  cyclic photophosphorylation 
D)  the light independent reaction 
E)  carbon fixation

Question 14

The splitting of water produces three products.Name and discuss the role of each.

Accepted Answer

First,An electron is liberated.This elec

Question 15

The process of photolysis ____.

Accepted Answer

A)  is a function of the cyclic pathway 
B)  involves photosystem I 
C)  involves the splitting of visible light into its components 
D)  is the source of water in photosynthesis 
E)  directly replaces electrons lost by P680 
A)  is a function of the cyclic pathway 
B)  involves photosystem I 
C)  involves the splitting of visible light into its components 
D)  is the source of water in photosynthesis 
E)  directly replaces electrons lost by P680

Question 16

Classification. The five reactions listed below occur during the noncyclic pathway of ATP formation. Use them to respond to the following statements.
-High-energy phosphate bonds are formed during this process.

Accepted Answer

A) Reduction of NADP+ 
B) Phosphorylation of ADP 
C) Photolysis of water 
D) Excitation of chlorophyll 
E) Reduction of chlorophyll 
A) Reduction of NADP+ 
B) Phosphorylation of ADP 
C) Photolysis of water 
D) Excitation of chlorophyll 
E) Reduction of chlorophyll

Question 17

Use the figure below to match the pigments' description with their absorption spectra.
Figure 6.5C

-Accessory pigment in red flowers

Accepted Answer

A) Peak A 
B) Peak B 
C) Peak C 
D) Peak D 
E) Peak E 
A) Peak A 
B) Peak B 
C) Peak C 
D) Peak D 
E) Peak E

Question 18

What is present in both the light-dependent and light-independent reactions?

Accepted Answer

A)  ATP 
B)  Oxygen 
C)  Glucose 
D)  Rubisco 
E)  water 
A)  ATP 
B)  Oxygen 
C)  Glucose 
D)  Rubisco 
E)  water

Question 19

Matching. Match the pigment with its relationship to sunlight.
-____ absorbs only blue light.

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 20

Photorespiration results in ____.

Accepted Answer

A)  increased oxygen level inside plants 
B)  decreased CO2 level in plant tissues 
C)  production of starch 
D)  the same amount of PGA compared to photosynthesis 
E)  lower carbohydrate production efficiency 
A)  increased oxygen level inside plants 
B)  decreased CO2 level in plant tissues 
C)  production of starch 
D)  the same amount of PGA compared to photosynthesis 
E)  lower carbohydrate production efficiency

Exam 6: Where it Starts—Photosynthesis

____ are accessory pigments in photosynthesis that reflect blue and red wavelengths best.

The C4 pathway ____.

Use the figure below to match the pigments' description with their absorption spectra. Figure 6.5C -Main pigment in photosynthetic plants

A trip to space finds a planet rich with green light.Scientists hope to introduce a photosynthetic organism to this planet.What sort of organism should they choose?

Use the figure below to match the pigments' description with their absorption spectra. Figure 6.5C -Potent antioxidant and signaling molecule found in carrots

In plant cells,chloroplasts are found ____.

What statement below characterizes pigments' function?

Any light-driven reaction that attaches phosphate to a molecule is called ____________________.

Classification. The five reactions listed below occur during the noncyclic pathway of ATP formation. Use them to respond to the following statements. -This results when chlorophyll gains electrons from water molecules.

Figure 6.5B - Refer to the figure above illustrating the results from Engelmann's investigation.Englemann's experiment was designed to determine ____.

What is the process by which plants capture energy from the sun and store it in organic molecules?

An organic molecule that selectively absorbs light of specific wavelengths is called _____________.

Plant cells release hydrogen ions and oxygen from H2O molecules in ____.

The splitting of water produces three products.Name and discuss the role of each.

The process of photolysis ____.

Classification. The five reactions listed below occur during the noncyclic pathway of ATP formation. Use them to respond to the following statements. -High-energy phosphate bonds are formed during this process.

Use the figure below to match the pigments' description with their absorption spectra. Figure 6.5C -Accessory pigment in red flowers

What is present in both the light-dependent and light-independent reactions?

Matching. Match the pigment with its relationship to sunlight. -____ absorbs only blue light.

Photorespiration results in ____.

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

Plant cells release hydrogen ions and oxygen from H₂O molecules in ____.