Page 250 - New Medley 4 Semester 1

D. Answer these questions.

1. What is reproduction?

2. Name the groups of animals that lay eggs.

3. Draw the structure of a bird’s egg.
4. What are different stages in the life cycle of a butterfly?

5. Describe the life cycle of a frog.

6. How do mammals take care of their babies?

Think and Answer • Critical Thinking

1. Circle the odd one out and give reason for your choice.

(a) Butterfly, Housefly, Mosquito, Frog

(b) Snake, Turtle, Lizard, Crow

(c) Lion, Horse, Monkey, Tadpole

(d) Sparrow, Parrot, Dolphin, Pigeon

2. Give reasons for the following.

(a) The young ones of mammals have a larger number of survivors. Why?

(b) Why does a tadpole look like a fish?

Let Us Do S E L Self-Management • Creativity

1. Visit a nearby vegetable field or a park with your parents or school garden with
your teacher. Look carefully at the leaves eaten by worms. Do you see any worm

on them? Watch how it moves and eats the leaves very quickly. These worms are
the larvae of butterflies.

2. Make a model showing the life cycle of any insect, using different types of waste
materials.

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