Question Text
Question 1 :
A man digging the ground near a water body found that the soil was moist. As he kept digging deeper and deeper he reached a level where all the spaces between particles of soil and gaps between rocks were filled with water. The upper limit of this layer is called ______.
Question 3 :
Ocean water cannot be used for domestic purposes. True or False?
Question 4 :
The amount of water recommended by the United Nations for drinking, washing, cooking and maintaining proper hygiene per person per day is a minimum of ______.
Question 8 :
Rapid growth of industries is one of the causes for water shortage. True or False?
Question 11 :
Which of the following is a way to use water economically?
Question 12 :
51% of the earth’s surface is covered with water. True or False?
Question 16 :
Year 2003 was observed as the International Year of Freshwater. True or False?
Question 17 :
Ice is solid whereas snow is the semi-solid form of water. True or False?
Question 19 :
Water vapour is the gaseous form of water. True or False?