Matter and Energy in Ecosystems Chapter 3

Matter and Energy in Ecosystems Chapter 3

Assessment

Flashcard

Science

7th 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 matter?

Back

Matter is anything that has mass and takes up space. It can exist in different states, such as solid, liquid, and gas.

2.

FLASHCARD QUESTION

Front

What is energy in the context of ecosystems?

Back

Energy in ecosystems refers to the ability to do work, which is transferred through food chains and food webs, primarily from the sun to producers and then to consumers.

3.

FLASHCARD QUESTION

Front

What is a decomposer?

Back

A decomposer is an organism that breaks down dead matter and waste, returning nutrients to the soil and helping to recycle matter in the ecosystem.

4.

FLASHCARD QUESTION

Front

What are abiotic factors?

Back

Abiotic factors are the nonliving components of an ecosystem, such as air, water, soil, and temperature.

5.

FLASHCARD QUESTION

Front

What are biotic factors?

Back

Biotic factors are the living components of an ecosystem, including plants, animals, fungi, and microorganisms.

6.

FLASHCARD QUESTION

Front

What is a food chain?

Back

A food chain is a linear sequence that shows how energy and nutrients flow from one organism to another in an ecosystem.

7.

FLASHCARD QUESTION

Front

What is a food web?

Back

A food web is a complex network of interconnected food chains that illustrates how energy and nutrients circulate in an ecosystem.

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