Chapter 18.
Too Much Water, Too Little Water
NCERT MP Board Class 4 EVS (Looking Around) Chapter 18 Too Much Water, Too Little Water
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NCERT MP Board Class 4 EVS (Looking Around) Chapter 18 Too Much Water, Too Little Water
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NCERT MP Board Class 4 EVS (Looking Around) Chapter 18 Too Much Water, Too Little Water
Question Answers
Exercise
(Page 147)
Discuss
1.How can unclean or dirty water harm our body?
Ans. Our body can get many diseases because of dirty water.
2. Have you ever got dirty or unclean water in your area? What was the reason for this?
Ans. Often, dirty water comes in the tap because of leakage in the pipeline.
3.Do you know anyone who has fallen sick because of such water? Talk about this.
Ans. Yes, I know some of them. One of my friends had fallen sick because of dirty and unclean water.
4. When the guest came to Suguna’s house, they offered him a cold drink, because i they thought he should not drink such water. What do you think Suguna’s family
must be doing for their own drinking water?
Ans. Suguna’s family must be boiling and filtering the water to make it clean and potable.
5. The guest said he did not take cold drinks. Why do you think he said this?
Ans. Cold drink may cause trouble in our body. Keeping this in mind the guest refused to take cold drinks.
Read and Write
1. Have you ever faced a shortage of water in your house? When?
Ans. We always have to face shortage of water, whenever the water supply is disrupted.
2. What did you do then?
Ans. We have to call private water tanker.
3. Have you ever played in water? Where and when?
Ans. Yes, I have played in water many times. “Whenever I went to my home at village we played in the river water.
4. Are there times when you are not allowed to play in water? What are the reasons for this?
Ans.
(a) In winter season. (b) In rainy season.
(c) When water is deep.(d) When water is dirty.
The restrictions are so that I don’t spoil my health and remain safe.
5. The water park had a lot of water to play in, but the nearby village did not have water even to drink. Discuss.
Ans. Water parks are usually run by private authorities and run for making profit. But in the village water is supplied by government. Because of poor management government often fails to supply water properly.
6. If you go to a water park, find out from where the water comes to the park.
Ans. Water comes through pipeline in the water park.
(Page 150)
Write in Your Notebook
1. Why was Raziya worried when she read the newspaper?
Ans. Water got dirty and unclean because water from the gutter was mixed in water pipe.
2. Raziya asked that all the water that was filled the previous day should be thrown. Could this water have been used for something else? What kind of things?
Ans. Yes that water could be used for washing clothes, vehicles and for watering the plants.
3. In what way did she plan to clean the water?
Ans. She planned to boil water to make it clean.
4. Do you know of different ways to clean the water? Describe them.
Ans. Water can be cleaned by filtering and adding chlorine tablets or by adding alum, by filtering and mixing chlorine tablets.
5. Suppose, Raziya had not read the news and everyone had drunk the water without boiling it, what could have happened?
Ans. Had they drunk water without boiling then most of them could have fallen sick.
Discuss
6. Where Deepak lives, everyone has to stand in a queue to fill water from the common public tap. In Raziya’s house, water comes all day in the tap. Why is this?
Ans. Deepak lives in the slum area. In Raziya’s house water comes all the day from overhead tank.
7. Raziya read news about the water in the newspaper. Have you read any news about water in the newspapers? What kind of news?
Ans. Yes I read news about water in newspapers. That was regarding shortage of water, shortage of drinking water, regarding pollution of water, regarding conservation of water, etc.
8. Look through the newspapers of the last one month. Look for all news-items related to water. Cut them out. Stick all the cuttings together on a big paper to make a big collage. Talk about what you have collected. Discuss in the class.
Ans. Do it yourself.