Unit 7 - Ecology - Communities

Unit 7 - Ecology - Communities

Assessment

Flashcard

Biology

7th Grade

Practice Problem

Hard

Created by

Crystal Gaston

FREE Resource

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19 questions

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1.

FLASHCARD QUESTION

Front

The movement of energy around an ecosystem by biotic and abiotic means.

Back

Energy flow

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2.

FLASHCARD QUESTION

Front

A linear sequence of organisms through which nutrients and energy pass as one organism eats another.

Back

Food chain

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3.

FLASHCARD QUESTION

Front

A complex network of interlinked food chains in an ecosystem.

Back

Food web

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4.

FLASHCARD QUESTION

Front

A graphical representation showing the flow of energy at each trophic level in an ecosystem.

Back

Energy pyramid

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5.

FLASHCARD QUESTION

Front

Only about 10% of the energy at each trophic level is passed on to the next level.

Back

Rule of 10%

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6.

FLASHCARD QUESTION

Front

An organism, usually a plant or algae, that produces its own food through photosynthesis.

Back

Producer

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7.

FLASHCARD QUESTION

Front

An organism that eats producers; also known as a primary consumer.

Back

First-order or primary consumer

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