Question 1

A sudden natural catastrophe resulting in massive die-offs would be categorized as a density-________ limiting factor.

Accepted Answer

A) independent 
B) dependent 
C) reliant 
D) autonomous 
A) independent 
B) dependent 
C) reliant 
D) autonomous A

Question 2

What is a population's carrying capacity?

Accepted Answer

A) Its maximum population size to remain stable 
B) Its minimum population size to avoid extinction 
C) Its exponential growth over time 
D) Its density-independent growth 
A) Its maximum population size to remain stable 
B) Its minimum population size to avoid extinction 
C) Its exponential growth over time 
D) Its density-independent growth A

Question 3

Which of the following scenarios describe an ecological succession?

Accepted Answer

A) An old field left abandoned that transforms back into a forest over time 
B) The site of a volcano eruption that is going back to its pre-eruption state 
C) The regrowth of a forest after a fire 
D) All of the above are examples of ecological succession 
A) An old field left abandoned that transforms back into a forest over time 
B) The site of a volcano eruption that is going back to its pre-eruption state 
C) The regrowth of a forest after a fire 
D) All of the above are examples of ecological succession D

Question 4

Using sunflower plants to naturally remove heavy toxins from contaminated soil is an example of ________.

Accepted Answer

A) land conservancy 
B) bioremediation 
C) the green revolution 
D) biomagnification 
A) land conservancy 
B) bioremediation 
C) the green revolution 
D) biomagnification

Question 5

Why is an estuary considered an intermediate biome?

Accepted Answer

A) It is the transition zone between freshwater and saltwater biomes. 
B) It is intermediate in size, smaller than the largest biomes but larger than the smallest biomes. 
C) It will seasonally dry up and cease to be a biome. 
D) It is only a biome during high tide. 
A) It is the transition zone between freshwater and saltwater biomes. 
B) It is intermediate in size, smaller than the largest biomes but larger than the smallest biomes. 
C) It will seasonally dry up and cease to be a biome. 
D) It is only a biome during high tide.

Question 6

All living things need nitrogen.How does nitrogen enter the living portion of an ecosystem?

Accepted Answer

A) Atmospheric N2 taken in by photosynthesis 
B) Atmospheric N2 taken in by soil bacteria 
C) Elemental nitrogen taken in by plant roots 
D) Elemental nitrogen taken in by plant leaves 
A) Atmospheric N2 taken in by photosynthesis 
B) Atmospheric N2 taken in by soil bacteria 
C) Elemental nitrogen taken in by plant roots 
D) Elemental nitrogen taken in by plant leaves

Question 7

What is an ecological footprint?

Accepted Answer

A) The amount of land taken up by cities 
B) The amount of money required to support a human population 
C) The ecological damage caused by humans 
D) The estimate of land and water required to sustain one person 
A) The amount of land taken up by cities 
B) The amount of money required to support a human population 
C) The ecological damage caused by humans 
D) The estimate of land and water required to sustain one person

Question 8

An ecosystem is a collection of all the ________ in a given area.

Accepted Answer

A) abiotic factors 
B) plants 
C) plants and animals 
D) living and nonliving things 
A) abiotic factors 
B) plants 
C) plants and animals 
D) living and nonliving things

Question 9

The distribution of terrestrial biomes on Earth depends mostly on ________.

Accepted Answer

A) temperature 
B) rainfall 
C) both temperature and rainfall 
D) neither temperature nor rainfall; it depends on latitude and longitude 
A) temperature 
B) rainfall 
C) both temperature and rainfall 
D) neither temperature nor rainfall; it depends on latitude and longitude

Question 10

There are little birds that spend a great deal of time on the back of a rhinoceros and eat the blood-sucking ticks out of the rhino's ears.The rhino greatly benefits from the relationship, since it cannot remove the ticks itself.The tick-rhino relationship is an example of ________.

Accepted Answer

A) parasitism 
B) mutualism 
C) predator-prey 
D) commensalism 
A) parasitism 
B) mutualism 
C) predator-prey 
D) commensalism

Question 11

At what level is biodiversity often studied and measured?

Accepted Answer

A) The diversity of genes in a population 
B) The diversity of species in a community 
C) The diversity of ecosystems on the planet 
D) All of the above 
A) The diversity of genes in a population 
B) The diversity of species in a community 
C) The diversity of ecosystems on the planet 
D) All of the above

Question 12

What are ecological reservoirs?

Accepted Answer

A) Nonliving components of ecosystems where chemicals accumulate 
B) Nonliving components of ecosystems that require a constant input of chemicals 
C) Living components of ecosystems that cycle chemicals 
D) Living components of ecosystems that accumulate chemicals 
A) Nonliving components of ecosystems where chemicals accumulate 
B) Nonliving components of ecosystems that require a constant input of chemicals 
C) Living components of ecosystems that cycle chemicals 
D) Living components of ecosystems that accumulate chemicals

Question 13

A wolf eats a rabbit that eats grass.The grass is a ________.

Accepted Answer

A) consumer 
B) detritivore 
C) producer 
D) heterotroph 
A) consumer 
B) detritivore 
C) producer 
D) heterotroph

Question 14

Terrestrial biomes are defined in a large part by ________.

Accepted Answer

A) the dominant animals that live there 
B) the dominant plants that live there 
C) the altitude of the biome 
D) the longitude of the biome 
A) the dominant animals that live there 
B) the dominant plants that live there 
C) the altitude of the biome 
D) the longitude of the biome

Question 15

A wolf eats a rabbit that eats grass.The wolf is a(n) ________.

Accepted Answer

A) consumer 
B) detritivore 
C) producer 
D) autotroph 
A) consumer 
B) detritivore 
C) producer 
D) autotroph

Question 16

How might the removal of a wetland affect a nearby city?

Accepted Answer

A) Wetlands cause flooding, so the removal of a wetland would decrease the likelihood of the city flooding. 
B) Wetlands reduce flooding, so the removal of a wetland would increase the likelihood of the city flooding. 
C) Wetlands reduce water quality, so the removal of a wetland would improve the water quality. 
D) Wetlands support a rich supply of nutrients, so the removal of a wetland would decrease the water quality. 
A) Wetlands cause flooding, so the removal of a wetland would decrease the likelihood of the city flooding. 
B) Wetlands reduce flooding, so the removal of a wetland would increase the likelihood of the city flooding. 
C) Wetlands reduce water quality, so the removal of a wetland would improve the water quality. 
D) Wetlands support a rich supply of nutrients, so the removal of a wetland would decrease the water quality.

Question 17

The responsible management (use and conservation) of the earth's resources indefinitely is called ________.

Accepted Answer

A) the maximum sustainable yield 
B) landscape ecology 
C) carrying capacity 
D) sustainable development 
A) the maximum sustainable yield 
B) landscape ecology 
C) carrying capacity 
D) sustainable development

Question 18

Aquatic biomes are defined primarily by ________.

Accepted Answer

A) the dominant animals that live there 
B) the dominant plants that live there 
C) their temperature 
D) their salinity 
A) the dominant animals that live there 
B) the dominant plants that live there 
C) their temperature 
D) their salinity

Question 19

The Asian kudzu bug (Megacopta cribaria) arrived in Atlanta in 2009 and is quickly spreading across the South.In addition to eating kudzu, it also eats soybeans and can decimate entire crops.The kudzu bug is a type of ________ species.

Accepted Answer

A) control 
B) keystone 
C) umbrella 
D) invasive 
A) control 
B) keystone 
C) umbrella 
D) invasive

Question 20

Ecology and environmentalism are the same scientific discipline.

Accepted Answer

A) True 
 B)False

A sudden natural catastrophe resulting in massive die-offs would be categorized as a density-________ limiting factor.

What is a population's carrying capacity?

Which of the following scenarios describe an ecological succession?

Using sunflower plants to naturally remove heavy toxins from contaminated soil is an example of ________.

Why is an estuary considered an intermediate biome?

All living things need nitrogen.How does nitrogen enter the living portion of an ecosystem?

What is an ecological footprint?

An ecosystem is a collection of all the ________ in a given area.

The distribution of terrestrial biomes on Earth depends mostly on ________.

There are little birds that spend a great deal of time on the back of a rhinoceros and eat the blood-sucking ticks out of the rhino's ears.The rhino greatly benefits from the relationship, since it cannot remove the ticks itself.The tick-rhino relationship is an example of ________.

At what level is biodiversity often studied and measured?

What are ecological reservoirs?

A wolf eats a rabbit that eats grass.The grass is a ________.

Terrestrial biomes are defined in a large part by ________.

A wolf eats a rabbit that eats grass.The wolf is a(n) ________.

How might the removal of a wetland affect a nearby city?

The responsible management (use and conservation) of the earth's resources indefinitely is called ________.

Aquatic biomes are defined primarily by ________.

The Asian kudzu bug (Megacopta cribaria) arrived in Atlanta in 2009 and is quickly spreading across the South.In addition to eating kudzu, it also eats soybeans and can decimate entire crops.The kudzu bug is a type of ________ species.

Ecology and environmentalism are the same scientific discipline.

An Introduction to the Science of Life

The Chemistry of Life

The Cell: The Fundamental Unit of Life

Energy and Life

Chromosomes and Inheritance

DNA: The Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Biodiversity 3: Animals

Human Body Systems

Biology The Core: Appendix

Filters

Exam 12: Ecology

A sudden natural catastrophe resulting in massive die-offs would be categorized as a density-________ limiting factor.

What is a population's carrying capacity?

Which of the following scenarios describe an ecological succession?

Using sunflower plants to naturally remove heavy toxins from contaminated soil is an example of ________.

Why is an estuary considered an intermediate biome?

All living things need nitrogen.How does nitrogen enter the living portion of an ecosystem?

What is an ecological footprint?

An ecosystem is a collection of all the ________ in a given area.

The distribution of terrestrial biomes on Earth depends mostly on ________.

There are little birds that spend a great deal of time on the back of a rhinoceros and eat the blood-sucking ticks out of the rhino's ears.The rhino greatly benefits from the relationship, since it cannot remove the ticks itself.The tick-rhino relationship is an example of ________.

At what level is biodiversity often studied and measured?

What are ecological reservoirs?

A wolf eats a rabbit that eats grass.The grass is a ________.

Terrestrial biomes are defined in a large part by ________.

A wolf eats a rabbit that eats grass.The wolf is a(n) ________.

How might the removal of a wetland affect a nearby city?

The responsible management (use and conservation) of the earth's resources indefinitely is called ________.

Aquatic biomes are defined primarily by ________.

The Asian kudzu bug (Megacopta cribaria) arrived in Atlanta in 2009 and is quickly spreading across the South.In addition to eating kudzu, it also eats soybeans and can decimate entire crops.The kudzu bug is a type of ________ species.

Ecology and environmentalism are the same scientific discipline.

An Introduction to the Science of Life

The Chemistry of Life

The Cell: The Fundamental Unit of Life

Energy and Life

Chromosomes and Inheritance

DNA: The Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Biodiversity 3: Animals

Human Body Systems

Biology The Core: Appendix

Filters