EVS- Air and Water

Question - 15 Maximum mark : - 30

We will put out fire with the help of:

Air Water Plant All the above None of these

Water cannot be stored by using:

Tank Bucket Well All the above None of these

A deep hole dug to get water from under the ground is a:

River Lake Well Sea None of these

Which of the following is true?

We can see air. Air is a liquid. Air is a mixture of gases. We do not need air for breathing. None of these

When air is blown into a balloon, the size of the balloon will:

Decrease Increase Remain same Either [a] or [c] None of these

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