Standard Science Primary 6 Interactions

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

A It provides energy when food is scarce.
B It reduces heat loss to the cold surroundings.
C It helps the bear to swim faster in the water.
D It camouflages the bear against the white snow.
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Worked Solution

Step 1: Identify the environment (Arctic, very cold). Step [2-9]: Recognize that fat acts as an insulator. Step [2-9]: Insulation reduces the rate of heat loss from the body to the freezing air/water.

Correct answer: It reduces heat loss to the cold surroundings.

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