Animals Grow Up Too Notes & Questions | Class 1 Biology | Drishti OS

Animals Grow Up Too

NCERT anchor: NCERT Looking Around Class 1 — Theme: Growing Up (young ones of animals change and grow)

What you'll learn

A hen's egg hatches into a chick, which grows into a hen or rooster.
A tadpole hatches in water and grows into a frog.
A caterpillar changes completely into a butterfly.

Key concepts

1. Egg to chick

Verbal: A hen lays an egg; the egg hatches into a chick, which grows into a hen or rooster.

Visual: Egg, chick, and hen in a row.

2. Tadpole to frog

Verbal: Frog eggs hatch in water into tadpoles; tadpoles slowly grow into frogs.

Visual: Tadpole with a tail turning into a frog.

3. Caterpillar to butterfly

Verbal: A caterpillar eats leaves, rests in a cocoon, and comes out as a butterfly.

Worked example

Watching a caterpillar in the school garden

Step 1 — See a caterpillar crawling and eating leaves.
Step 2 — The caterpillar rests inside a cocoon.
Step 3 — After some days, the cocoon opens.
Step 4 — A butterfly comes out and flies away.
Answer: the caterpillar grew and changed into a butterfly.

Common mistakes

Mistake	Why	Fix
Thinking a tadpole and a frog are different animals	They look very different	A tadpole grows and changes into a frog
Thinking a chick is a different bird from a hen	Chicks look small and fluffy	A chick grows up to become a hen or rooster
Thinking a caterpillar and butterfly are unrelated	Body shape changes completely	Same animal, changed after the cocoon stage

Quick check

What hatches out of a hen's egg?
Where do tadpoles usually live?
What does a caterpillar turn into?
Stretch: Why do hens sit on their eggs and keep them warm?

Revision tip: Draw the egg-chick-hen order and the caterpillar-cocoon-butterfly order.

Open the Practice tab for graded questions on Animals Grow Up Too.

Animals Grow Up Too