ES CH 7

ES CH 7

Assessment

Flashcard

Mathematics

9th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

Student preview

quiz-placeholder

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is DDT and why is it harmful to predatory birds?

Back

DDT is a pesticide that causes thinning of the eggshells in predatory birds, leading to decreased survival rates of their offspring.

2.

FLASHCARD QUESTION

Front

What is the greatest threat to wild species?

Back

The greatest threat to wild species is habitat loss, degradation, and fragmentation.

3.

FLASHCARD QUESTION

Front

What impact do invasive species have on endangered species?

Back

Over 40% of endangered species in the United States are at risk due to competition from invasive species.

4.

FLASHCARD QUESTION

Front

What is a shortcoming of national wildlife refuges?

Back

Oil drilling is allowed on refuge lands, which can harm wildlife habitats.

5.

FLASHCARD QUESTION

Front

What defines an endangered species?

Back

A species is considered endangered if it has so few individual survivors that the species could soon become extinct.

6.

FLASHCARD QUESTION

Front

What is habitat loss?

Back

Habitat loss refers to the destruction or alteration of the natural environment where species live, often due to human activities.

7.

FLASHCARD QUESTION

Front

What are invasive species?

Back

Invasive species are non-native organisms that spread widely in a new habitat and can cause harm to native species and ecosystems.

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?