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Let Us Recallet Us Recallet Us Recall

Exercise

A. Oral Questions :

1. How do we feel air?

2. Tell two uses of air.

B. Multiple Choice Questions (MCQs)
Tick (4) the correct option :

1. Moving air is called

(a) storm (b) breeze (c) wind

2. Slow moving air is called

(a) breeze (b) storm (c) wind
3. Air has

(a) weight (b) force (c) both (a) and (b)

4. Air is needed for

(a) breathing (b) burning (c) both (a) and (b)
C. Write ‘T’ for true and ‘F’ for false statements :

1. Air is not present everywhere.

2. Fast moving air is not harmful for us.

3. Air occupies space.

4. Air is polluted by smoke emitted by vehicles.
D. Fill in the blanks with correct words :

food green-plants storm Oxygen

1. Fast moving air is called _________ .

Book-1 # 26