Quiz – Ecosystem Defined

Question 1 of 6

1. Question

Only human-made structures

Living organisms and physical elements

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Only living organisms

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Only rocks and water

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Only human-made structures

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Question 2 of 6

2. Question

Permanent stability with no change

Nutrient cycles and energy flows

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Complete isolation of species

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Random unrelated events

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Permanent stability with no change

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Question 3 of 6

3. Question

Traffic control

Water purification

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Television programming

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Currency exchange

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Traffic control

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Question 4 of 6

4. Question

The system automatically becomes stronger

The entire system’s stability is affected

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Nothing changes elsewhere

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Only that component is affected

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The system automatically becomes stronger

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Question 5 of 6

5. Question

Match each ecosystem element to its correct description.

Sort elements

Living producers
Non-living nutrient base
Non-living energy source
Living decomposers

Trees

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Soil	Correct Incorrect Correct answer

Sunlight

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Earthworms

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Question 6 of 6

6. Question

Oak tree

Water

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Deer

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Fungi

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Oak tree

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