List some animals which live in deeper areas of the forest.

2

(a)

Paheli while moving in a forest observed that there was no noise pollution, though lots of heavy vehicles were passing from the nearby highway. Explain why.

2

(a)

Give names of any four birds which you expect to see in a forest.

2

(a)

Draw any simple food chain in a pond.

2

(a)

Would we see similar kind of trees in every forest?

2

(a)

In which layer of the soil would you find humus?
What is its importance the soil?

2

(a)

What would happen if it rains heavily in your town?

2

(a)

What would happen if forests disappear?

2

(a)

Why forests are called green lungs?

2

(a)

Name four forest trees.

2

(a)

How forests maintain the balance of oxygen and carbon dioxide?

2

(a)

What is a food chain?

2

(a)

Nobody plants trees in forest then how so many trees are found in forests?

2

(a)

What is meant by the understoreys?

2

(a)

(a) What is deforestation?
(b) How is deforestation affect wild animals and human being?

2

(a)