Quiz – Energy Pyramid

Question 1 of 6

1. Question

The number of species only

How ecosystems organize in energy layers from plants up to carnivores

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The height of the tallest trees

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The age of an ecosystem

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The number of species only

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Question 2 of 6

2. Question

It disappears completely at the base

It decreases predictably at each level

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It increases at each level

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It stays exactly the same

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It disappears completely at the base

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Question 3 of 6

3. Question

Exactly one quarter

Roughly ninety percent

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Roughly ten percent

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None at all

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Exactly one quarter

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Question 4 of 6

4. Question

That predators need no food

Fundamental thermodynamic laws governing living systems

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That ecosystems are wasteful and broken

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That energy can be created

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That predators need no food

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Question 5 of 6

5. Question

Match each pyramid level with the energy available to it.

Sort elements

Most available energy
Less energy than producers
Even less energy
Least energy available

Producers

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Primary consumers

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Secondary consumers

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Top carnivores

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Question 6 of 6

6. Question

Energy increases toward the top

Only a small fraction of energy reaches the top level

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Lions do not need any energy

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Grass passes all its energy directly to lions

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Energy increases toward the top

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