Ecosystem Changes and Energy Flow

Ecosystem Changes and Energy Flow

Assessment

Flashcard

Science

4th 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 an ecosystem?

Back

An ecosystem is a community of living organisms (plants, animals, and microorganisms) interacting with their physical environment (air, water, soil).

2.

FLASHCARD QUESTION

Front

What role do producers play in an ecosystem?

Back

Producers, like plants, make their own food through photosynthesis and provide energy for other organisms in the ecosystem.

3.

FLASHCARD QUESTION

Front

What are consumers in an ecosystem?

Back

Consumers are organisms that eat other living things for energy. They can be herbivores (plant-eaters), carnivores (meat-eaters), or omnivores (both).

4.

FLASHCARD QUESTION

Front

What are decomposers?

Back

Decomposers are organisms, like fungi and bacteria, that break down dead plants and animals, returning nutrients to the soil.

5.

FLASHCARD QUESTION

Front

How does energy flow in an ecosystem?

Back

Energy flows from producers to consumers and then to decomposers in a food chain.

6.

FLASHCARD QUESTION

Front

What happens if a producer in an ecosystem dies?

Back

If a producer dies, it can affect the entire food chain, as consumers that rely on it for food may struggle to survive.

7.

FLASHCARD QUESTION

Front

What is a food chain?

Back

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

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