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B. Multiple Choice Questions (MCQs)

Tick (4) the correct option :

1. Human beings need water for

(a) drinking (b) bathing (c) both (a) and (b)

2. Animals need water for

(a) drinking (b) cooking (c) none of these

3. How much part of the earth is covered with water?

(a) 50% (b) 60 % (c) 71 %

4. Sea water is

(a) salty (b) sweet (c) sour

C. Write ‘T’ for true and ‘F’ for false statements :

1. We can live without water.

2. We should always drink pure water.

3. Plants do not need water.

4. We should not waste water.

D. Fill in the blanks with correct words :

agricultural food unfit Rain

1. Plants need water for preparing ____________ .

2. ____________ is the main source of water.

3. Our country is an ____________ country.

4. Sea water is ____________ for drinking.

E. Answer in one word :

1. Do plants need water? _____________

2. Is rain water important for farmers? _____________

3. Should we leave water running when we brush our

teeth? _____________

4. Is polluted water harmful for us? _____________

Book-1 # 31