Foundation Science Primary 3 Diversity

Which of the following observations shows that a living thing responds to a change in its environment?

A A plant increasing in height over a month.
B A bird flying away when it hears a loud noise.
C A human breathing in oxygen and breathing out carbon dioxide.
D A cat having a litter of kittens.
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Worked Solution

Step 1: Identify the stimulus (loud noise). Step [2-9]: Identify the reaction (flying away). Step [2-9]: This matches the characteristic: responding to changes.

Correct answer: A bird flying away when it hears a loud noise.

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