Question 1

Which of the following are ways that humans benefit from kelp forests?

Accepted Answer

A) They reduce shore erosion. 
B) They are a source of algin, a product used in cosmetics and ice cream. 
C) They are one of the most diverse ecosystems in marine waters. 
D) All of these answers. 
E) They reduce shore erosion and they are a source of algin, a product used in cosmetics and ice cream. 
A) They reduce shore erosion. 
B) They are a source of algin, a product used in cosmetics and ice cream. 
C) They are one of the most diverse ecosystems in marine waters. 
D) All of these answers. 
E) They reduce shore erosion and they are a source of algin, a product used in cosmetics and ice cream.

Question 2

Carrying capacity refers to

Accepted Answer

A) reproductive rate 
B) interaction of natality and mortality 
C) the maximum size of population the environment will support 
D) the proportion of males to females 
E) the intrinsic rate of increase 
A) reproductive rate 
B) interaction of natality and mortality 
C) the maximum size of population the environment will support 
D) the proportion of males to females 
E) the intrinsic rate of increase

Question 3

Which of the following best categorizes the most common form of interspecific species interactions?

Accepted Answer

A) competition 
B) mutualism 
C) parasitism 
D) commensalism 
E) predation 
A) competition 
B) mutualism 
C) parasitism 
D) commensalism 
E) predation

Question 4

Match the items listed below with the appropriate choice
-Epiphytes are plants that live on the branches or trunks of trees in the tropics.
a.The epiphyte gains access to water and sunlight, but does not hurt or help the tree.

Accepted Answer

A) interspecific competition 
B) predation 
C) parasitism 
D) mutualism 
E) commensalism
F)mimicry 
A) interspecific competition 
B) predation 
C) parasitism 
D) mutualism 
E) commensalism
F)mimicry

Question 5

Match the items listed below with the appropriate choice
-Fleas live in and on household pets.

Accepted Answer

A) interspecific competition 
B) predation 
C) parasitism 
D) mutualism 
E) commensalism
F)mimicry 
A) interspecific competition 
B) predation 
C) parasitism 
D) mutualism 
E) commensalism
F)mimicry

Question 6

There is a general tendency for succession to lead to more complex and stable ecosystems.

Accepted Answer

A) True 
 B)False

Question 7

A relationship in which one species benefits while the other is neither helped nor harmed to any significant degree is best labeled

Accepted Answer

A) competition 
B) predation 
C) commensalism 
D) parasitism 
E) mutualism 
A) competition 
B) predation 
C) commensalism 
D) parasitism 
E) mutualism

Question 8

Many large mammal species that have long generation times and low reproductive rates are prone to ____________________.

Accepted Answer

The answer of Many large mammal species that have long...

Question 9

The cattle egret is a large North American bird that commonly sits on the backs of grazing cattle and eats insects that pester the cattle.
a.This is an example of ____________________.

Accepted Answer

The answer of The cattle egret is a large North...

Question 10

Sea otters play a role in maintaining the biodiversity of which ecosystem?

Accepted Answer

A) tidepools 
B) coastal kelp forests 
C) coastal sandy beaches 
D) open ocean areas 
E) estuaries 
A) tidepools 
B) coastal kelp forests 
C) coastal sandy beaches 
D) open ocean areas 
E) estuaries

Question 11

Match the items listed below with the appropriate choice
-Clownfish live amongst the stinging tentacles of sea anemone.
a.They keep the sea anemone tentacles clean by eating the debris, and they gain protection from other animals by living in the tentacles.

Accepted Answer

A) interspecific competition 
B) predation 
C) parasitism 
D) mutualism 
E) commensalism
F)mimicry 
A) interspecific competition 
B) predation 
C) parasitism 
D) mutualism 
E) commensalism
F)mimicry

Question 12

The key reason we should care about recovery of the southern sea otter population is

Accepted Answer

A) the fact that they are a keystone species 
B) their charismatic personality, which makes them pleasant to observe 
C) because they are a food source for humans 
D) because they are a food source for tuna, which is a food source for humans 
E) the fact that they are a keystone species and because they are a food source for tuna 
A) the fact that they are a keystone species 
B) their charismatic personality, which makes them pleasant to observe 
C) because they are a food source for humans 
D) because they are a food source for tuna, which is a food source for humans 
E) the fact that they are a keystone species and because they are a food source for tuna

Question 13

An exponential growth curve depicting an ever-growing population is shaped like the letter ____.

Accepted Answer

A) J 
B) L 
C) M 
D) S 
E) U 
A) J 
B) L 
C) M 
D) S 
E) U

Question 14

The southern sea otter is a keystone species because it is a top predator.

Accepted Answer

A) True 
 B)False

Question 15

____________________ is the combination of all factors that act to limit the growth of a population.

Accepted Answer

Environmen

Question 16

Match the items listed below with the appropriate choice
  
-On the exponential growth of reindeer figure, choose the portion of the graph that can also be called a dieback.

Accepted Answer

The answer of Match the items listed below with the...

Question 17

Match the items listed below with the appropriate choice
  
-On the exponential growth of reindeer figure, choose the portion of the graph that represents the number of reindeer that exceeded the capacity of their environment.

Accepted Answer

The answer of Match the items listed below with the...

Question 18

Match the items listed below with the appropriate choice
  
-On the ecological succession figure, choose the letter that represents the stage in which the land can support trees, shrubs, weeds, and grasses.

Accepted Answer

The answer of 
Match the items listed below with the...

Question 19

Predation and parasitism are examples of ecological interactions in which one species takes advantage of another species.

Accepted Answer

A) True 
 B)False

Question 20

____________________ starts slowly but then accelerates as the population increases.

Accepted Answer

The answer of ____________________ starts slowly but then accelerates as...

Which of the following are ways that humans benefit from kelp forests?

Carrying capacity refers to

Which of the following best categorizes the most common form of interspecific species interactions?

Match the items listed below with the appropriate choice -Epiphytes are plants that live on the branches or trunks of trees in the tropics. a.The epiphyte gains access to water and sunlight, but does not hurt or help the tree.

Match the items listed below with the appropriate choice -Fleas live in and on household pets.

There is a general tendency for succession to lead to more complex and stable ecosystems.

A relationship in which one species benefits while the other is neither helped nor harmed to any significant degree is best labeled

Many large mammal species that have long generation times and low reproductive rates are prone to ____________________.

The cattle egret is a large North American bird that commonly sits on the backs of grazing cattle and eats insects that pester the cattle. a.This is an example of ____________________.

Sea otters play a role in maintaining the biodiversity of which ecosystem?

Match the items listed below with the appropriate choice -Clownfish live amongst the stinging tentacles of sea anemone. a.They keep the sea anemone tentacles clean by eating the debris, and they gain protection from other animals by living in the tentacles.

The key reason we should care about recovery of the southern sea otter population is

An exponential growth curve depicting an ever-growing population is shaped like the letter ____.

The southern sea otter is a keystone species because it is a top predator.

____________________ is the combination of all factors that act to limit the growth of a population.

Match the items listed below with the appropriate choice -On the exponential growth of reindeer figure, choose the portion of the graph that can also be called a dieback.

Match the items listed below with the appropriate choice -On the exponential growth of reindeer figure, choose the portion of the graph that represents the number of reindeer that exceeded the capacity of their environment.

Match the items listed below with the appropriate choice -On the ecological succession figure, choose the letter that represents the stage in which the land can support trees, shrubs, weeds, and grasses.

Predation and parasitism are examples of ecological interactions in which one species takes advantage of another species.

____________________ starts slowly but then accelerates as the population increases.

Environmental Problems, Their Causes, and Sustainability

Science, Matter, and Energy

Ecosystems: What Are They and How Do They Work

Biodiversity and Evolution

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 5: Biodiversity, Species Interactions, and Population Control

Which of the following are ways that humans benefit from kelp forests?

Carrying capacity refers to

Which of the following best categorizes the most common form of interspecific species interactions?

Match the items listed below with the appropriate choice -Epiphytes are plants that live on the branches or trunks of trees in the tropics. a.The epiphyte gains access to water and sunlight, but does not hurt or help the tree.

Match the items listed below with the appropriate choice -Fleas live in and on household pets.

There is a general tendency for succession to lead to more complex and stable ecosystems.

A relationship in which one species benefits while the other is neither helped nor harmed to any significant degree is best labeled

Many large mammal species that have long generation times and low reproductive rates are prone to ____________________.

The cattle egret is a large North American bird that commonly sits on the backs of grazing cattle and eats insects that pester the cattle. a.This is an example of ____________________.

Sea otters play a role in maintaining the biodiversity of which ecosystem?

Match the items listed below with the appropriate choice -Clownfish live amongst the stinging tentacles of sea anemone. a.They keep the sea anemone tentacles clean by eating the debris, and they gain protection from other animals by living in the tentacles.

The key reason we should care about recovery of the southern sea otter population is

An exponential growth curve depicting an ever-growing population is shaped like the letter ____.

The southern sea otter is a keystone species because it is a top predator.

____________________ is the combination of all factors that act to limit the growth of a population.

Match the items listed below with the appropriate choice -On the exponential growth of reindeer figure, choose the portion of the graph that can also be called a dieback.

Match the items listed below with the appropriate choice -On the exponential growth of reindeer figure, choose the portion of the graph that represents the number of reindeer that exceeded the capacity of their environment.

Match the items listed below with the appropriate choice -On the ecological succession figure, choose the letter that represents the stage in which the land can support trees, shrubs, weeds, and grasses.

Predation and parasitism are examples of ecological interactions in which one species takes advantage of another species.

____________________ starts slowly but then accelerates as the population increases.

Environmental Problems, Their Causes, and Sustainability

Science, Matter, and Energy

Ecosystems: What Are They and How Do They Work

Biodiversity and Evolution

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