Sachin lives in an area where on and off water scarcity is there. He gave a thought to the problem and planned to get a solution. He decided to harvest rainwater in his village. He made efforts to convince the people of his area, built some drainage system and water tanks where rainwater could be collected.
(a) Name few structures he might have built.
(b) Name the process of water cycle, Sachin will use for harvesting water.
(c) Write the methods, Sachin will tell the people to use water wisely

Two figures 'a' and 'b' are given below. Both are revealing two different human activities which are the cause of depletion of water table. Identify the two acts and explain how are these causing the depletion of water resource.

Shishir returned from school and found his mother busy in the kitchen. He noticed that she is making his favourite dosa. Shishir rushed to his mother as he was feeling hungry and found that the tap in the kitchen was leaking. He told his mother to replace it as leaking taps lead to the wastage of water. His mother smiled and ensured him to do the same
(a) What is water management?
(b) Why should we save water?
(c) What values are shown by Shishir?

Water is very precious for all the living beings. What will happen in future, if we do not save water now?

All the rain that falls over an area is not utilised. Do you agree? Explain.

Describe the water cycle.

What is the impact of increasing industries and agricultural activities on the depletion of water table?

Describe various reasons for depletion of water table. Explain how does increasing population affect the water table.

Complete the following chart by writing appropriate words in the boxes marked (a) to (e).

While watching news channel on television, Ajay comes to know about the water scarcity which goes on in some of the areas of West India. In the clippings on news he sees that women and even children are engaged in fetching water from distant wells/ponds which are also not a good state. He feels unhappy and next day asked the following questions to his a science teacher.
Answer the questions pretending that you are science teacher.
(i) Is true that we are facing the actual shortage of water?
(ii) What might be 'the causes and remedies of this water scarcity?
(iii) If the children are engaged in carrying water, when do they manage to go to school to study?