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Biodiversity and Ecosystem Health

Biodiversity and Ecosystem Health

Assessment

Interactive Video

Biology

9th - 10th Grade

Practice Problem

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial introduces biodiversity, explaining it as the variety of species in an ecosystem and their abundance. It highlights the importance of biodiversity and the threats it faces, such as habitat destruction, pollution, invasive species, climate change, and exploitation. The tutorial also discusses endangered species, their role as indicators of environmental issues, and the concept of extinction, using examples like the spotted owl and a type of sparrow.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the term 'biodiversity' refer to?

The variety of ethnic groups in a region

The total number of different species in an ecosystem

The number of trees in a forest

The amount of pollution in an area

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is biodiversity important for ecosystems?

It ensures the survival of only one species

It reduces the number of species in an ecosystem

It helps in the growth of monocrops

It maintains the balance and interdependence among species

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is considered the number one threat to biodiversity?

Habitat destruction

Invasive species

Climate change

Pollution

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does cheat grass affect native plant species?

It reduces the amount of sunlight reaching native plants

It helps native plants grow faster

It increases the frequency and intensity of wildfires

It provides nutrients to native plants

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a threat to biodiversity?

Exploitation of species

Increased biodiversity

Global climate change

Pollution

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to species that cannot adapt quickly to climate change?

They thrive and increase in number

They migrate to colder regions

They become extinct

They develop new traits instantly

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary reason for the exploitation of certain animal species?

For their aesthetic value

For their horns or specific body parts

To increase biodiversity

To reduce their population

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