Keystone Species

Keystone Species

Assessment

Flashcard

Biology

9th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a keystone species?

Back

A species that helps to hold an ecosystem together.

2.

FLASHCARD QUESTION

Front

What does the term 'niche' refer to in ecology?

Back

The particular role (job) of an organism in its environment, including types of food it eats, how it obtains its food, and how it interacts with other organisms.

3.

FLASHCARD QUESTION

Front

What happens to biodiversity when a keystone species is removed from an ecosystem?

Back

Biodiversity goes down.

4.

FLASHCARD QUESTION

Front

Define biodiversity.

Back

A wide variety of plants and animals in an ecosystem.

5.

FLASHCARD QUESTION

Front

What are apex predators?

Back

Species that maintain biodiversity by keeping prey populations controlled.

6.

FLASHCARD QUESTION

Front

What is the difference between a keystone species and an invasive species?

Back

A keystone species is crucial for maintaining the structure of an ecosystem, while an invasive species disrupts the ecosystem balance.

7.

FLASHCARD QUESTION

Front

Give an example of a keystone species.

Back

Sea otters are a keystone species in kelp forest ecosystems.

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