Question 1

Typically speaking, organisms that are described as ____________________ tend to have broad niches.

Accepted Answer

The answer of Typically speaking, organisms that are described as...

Question 2

Match the type of diversity with the proper choice below.
-An early fox population evolved into the grey fox and arctic fox.

Accepted Answer

A) functional diversity 
B) genetic diversity 
C) ecological diversity 
D) species diversity 
A) functional diversity 
B) genetic diversity 
C) ecological diversity 
D) species diversity

Question 3

Which of the following is true with regard to mutations?

Accepted Answer

A) Mutations are always harmful. 
B) Mutations always provide for beneficial changes in an organism's genetic makeup. 
C) Mutations are chosen by the organism to improve their survival. 
D) Natural selection determines the types of mutations that survive in a population. 
E) All of these answers are true of mutations. 
A) Mutations are always harmful. 
B) Mutations always provide for beneficial changes in an organism's genetic makeup. 
C) Mutations are chosen by the organism to improve their survival. 
D) Natural selection determines the types of mutations that survive in a population. 
E) All of these answers are true of mutations.

Question 4

The popular book and movie Jurassic Park explores in a dramatized fashion the potential problems with genetic engineering.
a.In this story, a wealthy American breeds dinosaurs from DNA found in ancient amber drops.
a.The foundational theme of the story is that our ability to use genetic engineering progressed faster than our ability to regulate its use.Why should genetic engineering be regulated? In the United States of America, what agency or government body should regulate the industry? What are some possible problems with your choice of a regulating body?

Accepted Answer

Answers will vary.
a.Possible choices ar

Question 5

For natural selection to occur, a trait must be ____________________.

Accepted Answer

The answer of For natural selection to occur, a trait...

Question 6

An intertidal species of seastar helps to maintain the diversity of the intertidal region by controlling the mussel population. a.Without the seastar, the mussel population would crowd out other species and take over their territory.
The seastar could be called a(n)

Accepted Answer

A) indicator species 
B) keystone species 
C) foundation species 
D) aggressive species 
E) repressor species 
A) indicator species 
B) keystone species 
C) foundation species 
D) aggressive species 
E) repressor species

Question 7

An organism's niche is analogous to its

Accepted Answer

A) address 
B) way of life 
C) food source 
D) trash dump 
E) all of these answers 
A) address 
B) way of life 
C) food source 
D) trash dump 
E) all of these answers

Question 8

Using specific examples, explain why sharks can actually be beneficial to the human population if we change our view of their role.

Accepted Answer

Most individuals view sharks as predator

Question 9

Approximately how long has there been life on planet Earth?

Accepted Answer

A) 3.7 million years 
B) 37 million years 
C) 370 million years 
D) 3.7 billion years 
E) 37 billion years 
A) 3.7 million years 
B) 37 million years 
C) 370 million years 
D) 3.7 billion years 
E) 37 billion years

Question 10

A change in the genetic composition of a population is called

Accepted Answer

A) emigration 
B) mutation 
C) natural selection 
D) evolution 
E) genetic drift 
A) emigration 
B) mutation 
C) natural selection 
D) evolution 
E) genetic drift

Question 11

Ice sheets in high latitudes are known to have advanced and retreated over much of the northern hemisphere throughout the Earth's long history.

Accepted Answer

A) True 
 B)False

Question 12

Approximately what percentage of amphibian species is threatened with extinction and declining worldwide?

Accepted Answer

A) 43% 
B) 33% 
C) 33%, 43% 
D) 80% 
E) 43%, 53% 
A) 43% 
B) 33% 
C) 33%, 43% 
D) 80% 
E) 43%, 53%

Question 13

Match the type of diversity with the proper choice below.
-Coastal states in the United States typically have more ecosystems than land-locked states.

Accepted Answer

A) functional diversity 
B) genetic diversity 
C) ecological diversity 
D) species diversity 
A) functional diversity 
B) genetic diversity 
C) ecological diversity 
D) species diversity

Question 14

Match the type of diversity with the proper choice below.
-Some tropical forests contain thousands of producer species.

Accepted Answer

A) functional diversity 
B) genetic diversity 
C) ecological diversity 
D) species diversity 
A) functional diversity 
B) genetic diversity 
C) ecological diversity 
D) species diversity

Question 15

-Look at all of the bird species shown in the diagram above.
a.What can be said about the birds?

Accepted Answer

They all occupy diff

Question 16

The variety of genetic material within a species or population is called the

Accepted Answer

A) species diversity 
B) genetic diversity 
C) functional diversity 
D) ecological diversity 
E) molecular diversity 
A) species diversity 
B) genetic diversity 
C) functional diversity 
D) ecological diversity 
E) molecular diversity

Question 17

Geographic isolation may result from

Accepted Answer

A) a volcanic eruption 
B) an earthquake 
C) a mountain range 
D) all of these answers 
E) none of these answers 
A) a volcanic eruption 
B) an earthquake 
C) a mountain range 
D) all of these answers 
E) none of these answers

Question 18

Which of the following is/are thought to be in part responsible for the evolutionary success of humans?

Accepted Answer

A) Humans possess strong opposable thumbs. 
B) Humans walk upright. 
C) Humans have complex brains. 
D) Humans are able to use tools. 
E) All of these answers. 
A) Humans possess strong opposable thumbs. 
B) Humans walk upright. 
C) Humans have complex brains. 
D) Humans are able to use tools. 
E) All of these answers.

Question 19

If the concentration of atmospheric oxygen on Earth increased by less than 5%, the planet would likely ignite into a giant fireball

Accepted Answer

A) True 
 B)False

Question 20

Deserts, forests, and grasslands are all examples of ____________.

Accepted Answer

The answer of Deserts, forests, and grasslands are all examples...

Typically speaking, organisms that are described as ____________________ tend to have broad niches.

Match the type of diversity with the proper choice below. -An early fox population evolved into the grey fox and arctic fox.

Which of the following is true with regard to mutations?

For natural selection to occur, a trait must be ____________________.

An intertidal species of seastar helps to maintain the diversity of the intertidal region by controlling the mussel population. a.Without the seastar, the mussel population would crowd out other species and take over their territory. The seastar could be called a(n)

An organism's niche is analogous to its

Using specific examples, explain why sharks can actually be beneficial to the human population if we change our view of their role.

Approximately how long has there been life on planet Earth?

A change in the genetic composition of a population is called

Ice sheets in high latitudes are known to have advanced and retreated over much of the northern hemisphere throughout the Earth's long history.

Approximately what percentage of amphibian species is threatened with extinction and declining worldwide?

Match the type of diversity with the proper choice below. -Coastal states in the United States typically have more ecosystems than land-locked states.

Match the type of diversity with the proper choice below. -Some tropical forests contain thousands of producer species.

-Look at all of the bird species shown in the diagram above. a.What can be said about the birds?

The variety of genetic material within a species or population is called the

Geographic isolation may result from

Which of the following is/are thought to be in part responsible for the evolutionary success of humans?

If the concentration of atmospheric oxygen on Earth increased by less than 5%, the planet would likely ignite into a giant fireball

Deserts, forests, and grasslands are all examples of ____________.

Environmental Problems, Their Causes, and Sustainability

Science, Matter, and Energy

Ecosystems: What Are They and How Do They Work

Biodiversity, Species Interactions, and Population Control

The Human Population and Urbanization

Climate and Biodiversity

Sustaining Biodiversity: the Species Approach

Sustaining Biodiversity: the Ecosystem Approach

Food, Soil, and Pest Management

Water Resources and Water Pollution

Geology and Nonrenewable Mineral Resources

Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics, Politics, and Worldviews

Filters

Exam 4: Biodiversity and Evolution

Typically speaking, organisms that are described as ____________________ tend to have broad niches.

Match the type of diversity with the proper choice below. -An early fox population evolved into the grey fox and arctic fox.

Which of the following is true with regard to mutations?

For natural selection to occur, a trait must be ____________________.

An intertidal species of seastar helps to maintain the diversity of the intertidal region by controlling the mussel population. a.Without the seastar, the mussel population would crowd out other species and take over their territory. The seastar could be called a(n)

An organism's niche is analogous to its

Using specific examples, explain why sharks can actually be beneficial to the human population if we change our view of their role.

Approximately how long has there been life on planet Earth?

A change in the genetic composition of a population is called

Ice sheets in high latitudes are known to have advanced and retreated over much of the northern hemisphere throughout the Earth's long history.

Approximately what percentage of amphibian species is threatened with extinction and declining worldwide?

Match the type of diversity with the proper choice below. -Coastal states in the United States typically have more ecosystems than land-locked states.

Match the type of diversity with the proper choice below. -Some tropical forests contain thousands of producer species.

-Look at all of the bird species shown in the diagram above. a.What can be said about the birds?

The variety of genetic material within a species or population is called the

Geographic isolation may result from

Which of the following is/are thought to be in part responsible for the evolutionary success of humans?

If the concentration of atmospheric oxygen on Earth increased by less than 5%, the planet would likely ignite into a giant fireball

Deserts, forests, and grasslands are all examples of ____________.

Environmental Problems, Their Causes, and Sustainability

Science, Matter, and Energy

Ecosystems: What Are They and How Do They Work

Biodiversity, Species Interactions, and Population Control

The Human Population and Urbanization

Climate and Biodiversity

Sustaining Biodiversity: the Species Approach

Sustaining Biodiversity: the Ecosystem Approach

Food, Soil, and Pest Management

Water Resources and Water Pollution

Geology and Nonrenewable Mineral Resources

Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Solid and Hazardous Waste

Environmental Economics, Politics, and Worldviews

Filters