Energy in Ecosystems N5 Biology

Energy in Ecosystems

National 5 Biology

​Sophies Tutoring Caithness

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Multiple Select

How do we lose energy in a food chain/web? (select all that apply)

• Heat

• Digested food

• Movement

• Undigested food

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Multiple Choice

What do the arrows in a food chain represent?

• Direction of travel

• Movement of energy

• Energy gain

• Energy loss

Dropdown

The numerical relationship in a food chain/web takes the form of a ​

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because the ​

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at each link in the food chain limits the ​

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of living matter that can be supported at the next level. The final consumer tends to be ​

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in ​

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than the one below it, and so on.

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Labelling

Label the sections of the pyramid of energy with the right labels.

Drag labels to their correct position on the image

primary consumer

secondary consumer

tertiary consumer

producer

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