Multiple choice

When a caterpillar forms a hard shell around itself, this is called the 

  1. egg

  2. larva

  3. pupa

  4. adult

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The pupa stage is the inactive transition stage where the larva (caterpillar) develops inside a protective casing (chrysalis or cocoon) to become an adult. The egg is the starting stage, and the larva is the active feeding stage before pupation.