Question 1

What distinguishes the eye from the eyespot?

Accepted Answer

A)  colour 
B)  vision 
C)  sensitivity 
D)  adaptability 
A)  colour 
B)  vision 
C)  sensitivity 
D)  adaptability

Question 2

Where is the central pacemaker that controls circadian rhythm found in many animals?

Accepted Answer

A)  in the suprachiasmatic nucleus 
B)  in the eye 
C)  in the skin 
D)  in the optic nerve 
A)  in the suprachiasmatic nucleus 
B)  in the eye 
C)  in the skin 
D)  in the optic nerve

Question 3

In what way are insects, arthropods, and molluscs similar to each other?

Accepted Answer

A)  They have an endoskeleton. 
B)  They have eyespots. 
C)  They have wings. 
D)  They have compound eyes. 
A)  They have an endoskeleton. 
B)  They have eyespots. 
C)  They have wings. 
D)  They have compound eyes.

Question 4

Which wavelengths of the electromagnetic spectrum are the only ones used for photosynthesis?

Accepted Answer

A)  from about 300 to 600 nm 
B)  from about 400 to 700 nm 
C)  from about 500 to 800 nm 
D)  from about 600 to 900 nm 
A)  from about 300 to 600 nm 
B)  from about 400 to 700 nm 
C)  from about 500 to 800 nm 
D)  from about 600 to 900 nm

Question 5

The reason why many animals are able to attract other organisms is because they use colour.

Accepted Answer

A) True 
 B)False

Question 6

Individual pigments do NOT differ in the wavelengths of light they can absorb.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following best describes coevolution?

Accepted Answer

A)  A change in one species has no effect on the other species. 
B)  A change in one species has an effect on the other species. 
C)  Neither of the two species change. 
D)  Both species change, but independently of each other. 
A)  A change in one species has no effect on the other species. 
B)  A change in one species has an effect on the other species. 
C)  Neither of the two species change. 
D)  Both species change, but independently of each other.

Question 8

How are leaf-dropping in trees and colour change in the coat of the Artic fox related?

Accepted Answer

A)  They are examples found in dark-dependent organisms. 
B)  They are examples of adaptation to climate. 
C)  They are examples found in organisms that live in the same area. 
D)  They are examples of photoperiod-dependent phenomena. 
A)  They are examples found in dark-dependent organisms. 
B)  They are examples of adaptation to climate. 
C)  They are examples found in organisms that live in the same area. 
D)  They are examples of photoperiod-dependent phenomena.

Question 9

Phytochrome is present in the cytosol of all plant cells.

Accepted Answer

A) True 
 B)False

Question 10

Which phrase expresses what photons lack versus what they have a precise amount of?

Accepted Answer

A)  mass versus atoms 
B)  atoms versus mass 
C)  energy versus mass 
D)  mass versus energy 
A)  mass versus atoms 
B)  atoms versus mass 
C)  energy versus mass 
D)  mass versus energy

Question 11

In what way are eyes and eyespots similar to each other?

Accepted Answer

A)  They are both simple. 
B)  They both sense light. 
C)  They are both big. 
D)  They both sense the absence of light. 
A)  They are both simple. 
B)  They both sense light. 
C)  They are both big. 
D)  They both sense the absence of light.

Question 12

Which of the following is characteristic of an object that is black in colour?

Accepted Answer

A)  It does not absorb any wavelength. 
B)  It absorbs all wavelengths. 
C)  It reflects some wavelengths, but not all. 
D)  It reflects all wavelengths. 
A)  It does not absorb any wavelength. 
B)  It absorbs all wavelengths. 
C)  It reflects some wavelengths, but not all. 
D)  It reflects all wavelengths.

Question 13

Which is a difference between eyes and the photosynthetic apparatus of plants and algae?

Accepted Answer

A)  The photosynthetic apparatus of plants and algae is particularly susceptible to photo-oxidative damage. 
B)  The photosynthetic apparatus of plants and algae is not susceptible to photo-oxidative damage. 
C)  Eyes are particularly susceptible to photo-oxidative damage. 
D)  Eyes are not susceptible to photo-oxidative damage. 
A)  The photosynthetic apparatus of plants and algae is particularly susceptible to photo-oxidative damage. 
B)  The photosynthetic apparatus of plants and algae is not susceptible to photo-oxidative damage. 
C)  Eyes are particularly susceptible to photo-oxidative damage. 
D)  Eyes are not susceptible to photo-oxidative damage.

Question 14

Bioluminescence found in marine bacteria is used for communication.

Accepted Answer

A) True 
 B)False

Question 15

Suppose Monet did NOT have a reduced ability to see over the years. What would his paintings have looked like?

Accepted Answer

A)  They would have been less vibrant. 
B)  They would have been less blue-green. 
C)  They would not have had narrow brush strokes. 
D)  They would not have consisted of bleeding colours. 
A)  They would have been less vibrant. 
B)  They would have been less blue-green. 
C)  They would not have had narrow brush strokes. 
D)  They would not have consisted of bleeding colours.

Question 16

Suppose that you find a flower that is yellow in colour. Which of the following will most likely be its pollinator?

Accepted Answer

A)  wind 
B)  hummingbird 
C)  possum 
D)  bee 
A)  wind 
B)  hummingbird 
C)  possum 
D)  bee

Question 17

Each rhodopsin consists of a protein called opsin that binds to a single pigment molecule called retinol.

Accepted Answer

A) True 
 B)False

Question 18

Suppose that you are studying the simplest eye. Which organism are you most likely using for your study?

Accepted Answer

A)  Euglena 
B)  Chlorella 
C)  Chlamydomonas 
D)  Planaria 
A)  Euglena 
B)  Chlorella 
C)  Chlamydomonas 
D)  Planaria

Question 19

What is one difference between the energy produced from the light bulb and the energy produced during the process of bioluminescent light production?

Accepted Answer

A)  Less than 5% of the energy converted is lost as chemical energy during the process of bioluminescent light production. 
B)  Less than 5% of the energy converted is lost as heat energy during the process of bioluminescent light production. 
C)  The conversion of heat energy produced during the process of bioluminescent light production is very inefficient. 
D)  The conversion of chemical energy produced during the process of bioluminescent light production is very inefficient. 
A)  Less than 5% of the energy converted is lost as chemical energy during the process of bioluminescent light production. 
B)  Less than 5% of the energy converted is lost as heat energy during the process of bioluminescent light production. 
C)  The conversion of heat energy produced during the process of bioluminescent light production is very inefficient. 
D)  The conversion of chemical energy produced during the process of bioluminescent light production is very inefficient.

Question 20

Flower shape, colour, and smell make plants more attractive to specific groups of potential pollinators.

Accepted Answer

A) True 
 B)False

Exam 1: Light and Life

What distinguishes the eye from the eyespot?

Where is the central pacemaker that controls circadian rhythm found in many animals?

In what way are insects, arthropods, and molluscs similar to each other?

Which wavelengths of the electromagnetic spectrum are the only ones used for photosynthesis?

The reason why many animals are able to attract other organisms is because they use colour.

Individual pigments do NOT differ in the wavelengths of light they can absorb.

Which of the following best describes coevolution?

How are leaf-dropping in trees and colour change in the coat of the Artic fox related?

Phytochrome is present in the cytosol of all plant cells.

Which phrase expresses what photons lack versus what they have a precise amount of?

In what way are eyes and eyespots similar to each other?

Which of the following is characteristic of an object that is black in colour?

Which is a difference between eyes and the photosynthetic apparatus of plants and algae?

Bioluminescence found in marine bacteria is used for communication.

Suppose Monet did NOT have a reduced ability to see over the years. What would his paintings have looked like?

Suppose that you find a flower that is yellow in colour. Which of the following will most likely be its pollinator?

Each rhodopsin consists of a protein called opsin that binds to a single pigment molecule called retinol.

Suppose that you are studying the simplest eye. Which organism are you most likely using for your study?

What is one difference between the energy produced from the light bulb and the energy produced during the process of bioluminescent light production?

Flower shape, colour, and smell make plants more attractive to specific groups of potential pollinators.

The Cell: an Overview

Energy and Enzymes

Cell Membranes and Signaling

Cellular Respiration

Photosynthesis

Cell Cycles

Genetic Recombination

The Chromosomal Basis of Mendelian Inheritance

Genetic Linkage, Sex-Linkage, and Other Non-Mendelian Inheritance Mechanisms

DNA Structure, Replication, and Repair

Gene Structure Expression, and Mutation

Regulation of Gene Expression

Dna Technologies

Genomes

Evolution: the Development of the Theory

Microevolution: Changes Within Populations

Speciation and Macroevolution

Systematics and Phylogenetics: Revealing the Tree of Life

Humans and Evolution

Defining Life and Its Origins

Viruses, Viroids, and Prions: Infectious Biological Particles

Bacteria and Archaea

Protists

Fungi

Plants

Animals

Conservation of Biodiversity

Population Ecology

Species Interactions and Community Ecology

Ecosystems

Animal Behaviour

Organization of the Plant Body

Transport in Plants

Reproduction and Development in Flowering Plants

Plant Nutrition

Plant Signals and Responses to the Environment

Introduction to Animal Organization and Physiology

Animal Nutrition

Gas Exchange: the Respiratory System

Internal Transport: the Circulatory System

Regulation of the Internal Environment: Water, Solutes, and Temperature

Control of Animal Processes: Endocrine Control

Animal Reproduction

Control of Animal Processes: Neural Control

Muscles, Skeletons, and Body Movements

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