Standard Science Primary 6 Interactions

The polar bear has a thick layer of fat under its skin. How does this adaptation help it survive in its environment?

A It helps the bear swim faster in the water.
B It helps the bear blend in with the white snow.
C It reduces heat loss from the bear's body to the cold surroundings.
D It allows the bear to store more water for long journeys.
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Worked Solution

Step 1: The Arctic is very cold. Step [2-9]: Fat is a poor conductor of heat (an insulator). Step [2-9]: Therefore, the fat layer keeps the bear warm by reducing heat loss.

Correct answer: It reduces heat loss from the bear's body to the cold surroundings.

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