Matter and Energy Flow in an Ecosystem

Matter and Energy Flow in an Ecosystem

Assessment

Flashcard

Science

7th Grade

Easy

Created by

Wayground Content

Used 1+ times

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15 questions

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1.

FLASHCARD QUESTION

Front

What does a trophic level represent?

Back

A step in a food chain or food web.

2.

FLASHCARD QUESTION

Front

What defines an element?

Back

A pure substance made of only one kind of atom.

3.

FLASHCARD QUESTION

Front

What information does an energy pyramid provide?

Back

The amount of energy that moves from one feeding level to another in a food web.

4.

FLASHCARD QUESTION

Front

What are producers?

Back

Organisms that make their own food.

5.

FLASHCARD QUESTION

Front

Who are decomposers?

Back

Organisms that break down dead remains and recycle nutrients back into the soil.

6.

FLASHCARD QUESTION

Front

What is a food chain?

Back

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

7.

FLASHCARD QUESTION

Front

What is a food web?

Back

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

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