Pretest

Question 1

Which are examples of habitat destruction? Choose three correct answers.

Revolt · Accepted Answer

deforestation; wildfires; pollution

Question 2

This is an example of which factor that affects biodiversity? Several years ago, fish from Asia were introduced into ponds in the United States. They have rapidly grown in numbers and use up a lot of the food and habitats of other fish that are natural to the United States.

Revolt · Accepted Answer

nonnative species

Question 3

The illegal killing or capturing of wild animals is called [Dropdown 1] .

Revolt · Accepted Answer

[Dropdown 1] poaching; poaching

Question 4

Which ecosystem likely has the highest biodiversity? Meg researched the biodiversity in four water ecosystems. W - low niche diversity and warm water temperatures X - low niche diversity and cold water temperatures Y - high niche diversity and cold water temperatures Z - high niche diversity and warm water temperatures

Revolt · Accepted Answer

Z

Question 5

Which best explains why a decrease in the types of insects in an ecosystem reduces the sustainability of the ecosystem?

Revolt · Accepted Answer

Organisms that depend on insects may not survive, eventually harming all the organisms that are interconnected.

Question 6

Which statements describe the relationship between the area and the biodiversity of an ecosystem? Choose two correct answers.

Revolt · Accepted Answer

A half acre of rainforest would likely have greater biodiversity than a full acre of desert.; A large area of a forest will likely have higher biodiversity than a smaller area of the same forest.

Question 7

This is an example of which factor that affects biodiversity? Although it is against the law, people hunt and capture mountain gorillas in Africa. They sell the baby gorillas for large sums of money.

Revolt · Accepted Answer

poaching

Question 8

Which situation will most likely cause the sustainability of an ecosystem to weaken?

Revolt · Accepted Answer

A disease wipes out several plant species.

Question 9

What is sustainability?

Revolt · Accepted Answer

being able to continue for a long time

Question 10

Which is a disadvantage of captive breeding?

Revolt · Accepted Answer

often expensive

Pretest Answers

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