Human Impact on the Environment

Question 1

Which of the following are effects of environmental change on an entire species?

Revolt · Accepted Answer

D: extinction and change in species competition

Question 2

Which chemicals are major contributors to ozone layer destruction? Select two answer choices.phosphorusnitrogenbrominechlorinecarbon dioxidemethane

Revolt · Accepted Answer

C,D

Question 3

Which statements describe a human-created mass extinction? Select three correct choices.It results from the disappearance of entire species in a short time.It results from the disappearance of a few organisms in a short time.It is caused by the growth of the human population.It is a type of long-term change.It is a type of short-term change.It is caused by a decrease in the introduction of nonnative species.

Revolt · Accepted Answer

A: It results from the disappearance of entire species in a short time.; C: It is caused by the growth of the human population.; D: It is a type of long-term change.

Question 4

Which situation is an example of nonnative species introduction?

Revolt · Accepted Answer

D: Water hyacinths from Asia now grow in the United States and are crowding out animals and other plants.

Question 5

Ariel drew a diagram to compare two human-induced environmental changes.

Revolt · Accepted Answer

A: Introduces substances into an environment

Question 6

Which statements describe global warming? Select two answer choices.Global warming can be decreased through deforestation.Global warming occurs naturally.Global warming results from the buildup of nutrients in runoff.Global warming is likely increased by humans.Global warming is enhanced by nonnative species.

Revolt · Accepted Answer

B,D

Question 7

Leon made a study chart about human-induced changes to the environment. Environmental Changes Caused by HumansXYResults from introducing harmful substances into the environmentExample: oil spillResults from natural areas being cleared and replaced by human developmentExample: deforestation

Revolt · Accepted Answer

D: X: PollutionY: Habitat Destruction

Question 8

Human-induced environmental changes can affect living things at which level(s)?

Revolt · Accepted Answer

D: organisms, populations, and species

Question 9

Which of the following are effects of environmental change on populations?

Revolt · Accepted Answer

C: a decrease in resources and loss of habitat

Question 10

Which of the following shows the order of events that scientists believe will likely lead to the disappearance of many species?

Revolt · Accepted Answer

C: increase in human population, increase in short-term human-induced changes, mass extinction

Human Impact on the Environment Answers

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