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 the Arctic?

A It provides camouflage in the snow.
B It reduces heat loss to the cold surroundings.
C It helps the bear to swim faster.
D It helps the bear to find food easily.
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Worked Solution

Step 1: Identify the environmental challenge (extreme cold). Step 2: Recognize fat as an insulator. Step 3: Insulation reduces the rate of heat loss from the body to the air/water.

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

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