Ecosystem Interactions and Energy Flow

Ecosystem Interactions 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 are the three elements needed by plants in the process of photosynthesis?

Back

Water, carbon dioxide, and sunlight.

2.

FLASHCARD QUESTION

Front

What is the role of decomposers in an ecosystem?

Back

Decomposers break down dead organisms and recycle nutrients into the soil.

3.

FLASHCARD QUESTION

Front

What happens to the population of owls if the population of mice decreases?

Back

The population of owls may not necessarily increase because they have other prey.

4.

FLASHCARD QUESTION

Front

What is photosynthesis?

Back

Photosynthesis is the process by which plants use sunlight, carbon dioxide, and water to make their own food.

5.

FLASHCARD QUESTION

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms interacting with their environment.

6.

FLASHCARD QUESTION

Front

What is the food chain?

Back

The food chain is a sequence that shows how energy and nutrients flow from one organism to another.

7.

FLASHCARD QUESTION

Front

What is a producer in an ecosystem?

Back

A producer is an organism that can make its own food, usually through photosynthesis.

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