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Quiz 4: Human impact on the Environment

Authored by Marlee Kitzmiller

Biology

11th Grade

Quiz 4: Human impact on the Environment
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40 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is biodiversity?

The variety of life in a particular habitat or ecosystem.

A single species in an ecosystem.

A type of biological classification.

The study of extinct animals.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is biodiversity valuable?

It contributes to ecosystem productivity and balance.

It increases pollution.

It decreases agricultural yields.

It reduces the number of species.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a current threat to biodiversity?

Conservation efforts.

Habitat destruction.

Species introduction.

Pollution control.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does biodiversity refer to in the context of the biosphere?

The pollution levels across various ecosystems

The total of all the genetically based variation in all the organisms

The number of endangered species in a region

The climate variations observed in different habitats

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What role do healthy and diverse ecosystems play in environmental quality?

They increase air and water pollution

They have no significant impact on the environment

They play a role in maintaining soil, water, and air quality

They primarily contribute to economic development

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many species have been identified and named?

1.8 million species

30 million species

2 million species

25 million species

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is estimated about the number of species yet to be discovered?

Up to 30 million more to be discovered

Up to 20 million more to be discovered

Up to 10 million more to be discovered

Up to 40 million more to be discovered

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