Life Cycles of Animals — Answer Key
Part A: Fill in the Blank
Write the missing word on the line.
1. The butterfly life cycle has 4 stages.
The correct answer is '4'. The butterfly life cycle has 4 stages.
2. The first stage of a butterfly is the egg.
The correct answer is 'egg'. The first stage of a butterfly is the egg.
3. The caterpillar is also called the larva.
The correct answer is 'larva'. The caterpillar is also called the larva.
4. A caterpillar wraps itself in a chrysalis.
The correct answer is 'chrysalis'. A caterpillar wraps itself in a chrysalis.
5. The stage inside the chrysalis is called the pupa.
The correct answer is 'pupa'. The stage inside the chrysalis is called the pupa.
6. The final stage of the butterfly life cycle is the adult butterfly.
The correct answer is 'adult'. The final stage of the butterfly life cycle is the adult butterfly.
7. The adult butterfly lays eggs to start the cycle again.
The correct answer is 'eggs'. The adult butterfly lays eggs to start the cycle again.
8. Caterpillars eat leaves to grow bigger.
The correct answer is 'leaves'. Caterpillars eat leaves to grow bigger.
9. The butterfly life cycle is an example of complete metamorphosis.
The correct answer is 'metamorphosis'. The butterfly life cycle is an example of complete metamorphosis.
Part B: Match the Life Cycle Stages
Match each butterfly life cycle stage to its description.
1.
egg
→ tiny stage laid on a leaf
worm-like stage that eats leaves
larva
→ worm-like stage that eats leaves
resting stage inside a chrysalis
pupa
→ resting stage inside a chrysalis
can fly and lay eggs
adult
→ can fly and lay eggs
tiny stage laid on a leaf
Match each item with its correct partner. The correct matches are: egg → tiny stage laid on a leaf; larva → worm-like stage that eats leaves; pupa → resting stage inside a chrysalis; adult → can fly and lay eggs.