Page 9 - ACTIVE SCIENCE 4 TOC

F. Identify and label the things involved in photosynthesis.

G. Short Answer Questions.

1. What do you mean by a food chain?
2. Enlist the different parts of a leaf.

3. Why do plants change their colour in winters?

4. Draw a single food chain.

G. Long Answer Questions.

1. What is photosynthesis?
2. Why should be there balance in nature?

3. How do plants make their food?
4. What is the importance of veins in leaves?

Think Hard

1. Why do leaves have different shapes?

2. Write the names of two plants used for medicinal purposes. Also write which diseases
are cured by them.

16 Active Science-4