Page 224 - New Medley 4 Semester 2 PDF (Merged)

Check Your Study

A. Tick () the correct answers.
1. Water is found in

(a) liquid state (b) solid state

(c) gaseous state (d) all of these

2. Percentage of rainwater that falls in the oceans is

(a) 90% (b) 80%

(c) 85% (d) 60%

3. The change of a liquid into its gaseous state is called

(a) evaporation (b) condensation

(c) boiling (d) freezing

4. Any form of water falling on Earth’s surface is called

(a) rain (b) condensation

(c) snowfall (d) precipitation

5. This does not affect the rate of evaporation.

(a) Clouds (b) Temperature

(c) Speed of wind (d) Humidity

6. It damages the crops.

(a) Rain (b) Clouds

(c) Hailstones (d) Dew

B. Fill in the blanks with the correct word from the box.

jaundice water table cholera condenses humidity

1. is the amount of water vapour present in air.

2. Water vapour to form clouds.

3. The level of water under the ground is called the .

4. Polluted water can cause diseases like and .

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