Maintaining and benefits of Biodiversity

Maintaining and benefits of Biodiversity

Assessment

Flashcard

Science

7th Grade

Easy

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15 questions

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1.

FLASHCARD QUESTION

Front

What is biodiversity?

Back

Biodiversity refers to the variety of life in a particular habitat or ecosystem, including the diversity of species, genetic variation, and ecosystem diversity.

2.

FLASHCARD QUESTION

Front

Why is biodiversity important for ecosystems?

Back

Biodiversity is crucial for ecosystem stability, resilience, and productivity. It helps ecosystems recover from disturbances and provides essential services like pollination, nutrient cycling, and water purification.

3.

FLASHCARD QUESTION

Front

What are ecosystem services?

Back

Ecosystem services are the benefits that humans receive from ecosystems, including provisioning (food, water), regulating (climate, floods), cultural (recreational, spiritual), and supporting services (nutrient cycling, soil formation).

4.

FLASHCARD QUESTION

Front

What is a keystone species?

Back

A keystone species is a species that has a disproportionately large effect on its environment relative to its abundance. Its presence is critical for maintaining the structure of an ecological community.

5.

FLASHCARD QUESTION

Front

What are bioindicators?

Back

Bioindicators are organisms or biological responses that provide information about the health of an ecosystem. They can signal changes in environmental conditions.

6.

FLASHCARD QUESTION

Front

What does resilience mean in an ecological context?

Back

Resilience refers to an ecosystem's ability to recover from disturbances and maintain its functions and structure over time.

7.

FLASHCARD QUESTION

Front

How do human activities impact biodiversity?

Back

Human activities such as deforestation, pollution, overfishing, and urbanization can lead to habitat destruction, species extinction, and a decline in biodiversity.

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