Ecology

Ecology

Assessment

Flashcard

Biology

10th - 11th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is nitrogen fixation?

Back

The process of converting nitrogen gas from the atmosphere into ammonia or related compounds in soil, primarily by certain bacteria.

2.

FLASHCARD QUESTION

Front

What is an ecosystem?

Back

A community of living organisms interacting with their nonliving environment in a specific area.

3.

FLASHCARD QUESTION

Front

What percentage of the atmosphere is made up of nitrogen?

Back

78%.

4.

FLASHCARD QUESTION

Front

What is a food web?

Back

A complex network of feeding relationships among various organisms in an ecosystem.

5.

FLASHCARD QUESTION

Front

What is a carbon sink?

Back

A natural reservoir that stores more carbon than it releases, helping to mitigate climate change.

6.

FLASHCARD QUESTION

Front

What role do decomposers play in an ecosystem?

Back

Decomposers break down dead organic matter, returning nutrients to the soil and supporting plant growth.

7.

FLASHCARD QUESTION

Front

What is the significance of biodiversity in an ecosystem?

Back

Biodiversity enhances ecosystem resilience, productivity, and stability, allowing it to better withstand environmental changes.

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