Standard Science Primary 3 Cycles

Why do nymphs and larvae of insects need to molt (shed their skin) several times?

A To allow their bodies to grow bigger.
B To change their color.
C To protect themselves from predators.
D To help them move faster.
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Worked Solution

Step 1: Insects have a hard outer covering (exoskeleton) that does not stretch. Step 2: To increase in size, they must shed this hard skin. Step 3: A new, larger skin then hardens.

Correct answer: To allow their bodies to grow bigger.

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