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प्रश्न
Tick (√) the correct alternative from the choice given for the following statement:
Chlorination of water is done
पर्याय
to kill the germs
to remove the suspended impurities
to remove the dissolved impurities
none of the above
उत्तर
to kill the germs
APPEARS IN
संबंधित प्रश्न
Mark ‘T’ if the statement is true and ‘F’ if it is false:
The freshwater stored in the ground is much more than that present in the rivers and lakes of the world. (T/F)
Fill in the blanks with the appropriate answers:
The water bearing layer of the earth is ________.
How Fog is formed?
What are the three methods of removing germs from natural water? Explain.
Give reasons
Water droplets can be seen outside a chilled water bottle
Fill in the blank.
__________ is the chemical added to water to remove the tiny suspended particles.
Draw a labelled diagram to show the change of state of water from solid-state to liquid state to the gaseous state starting from ice.
Draw a labelled diagram showing the water cycle.
Where do you get water from?
The process of collecting and storing rain water is called _____.
