Class-4 EVS, Chapter-18, Too Much Water, Too Little Water, Addition Exercises with Solutions / NCERT


Chapter- 18
Too Much Water,
Too Little Water

Choose the correct answer:

     1-    Which of the following is a water borne disease?
a.    Typhoid
b.    Malaria
c.    Dengue
d.    Viral fever
         Ans- (a) Typhoid

     2-    Which of the following is not a method to clean the dirty water?
a.    Boiling
b.    Filtration
c.    Treating with alum
d.    Playing in water
Ans—(d) Playing in water

     3-    Which of the following is a man-made resource of water?
a.    River
b.    Spring
c.    Pond
d.    Sea
Ans- (c) Pond

     4-    Which of these is not made by man?
a.    Well
b.    Pond
c.    River
d.    Tube well
Ans- (c) River

      5-    The correct statement is-
a.    Only animals need water
b.    Only plants need water
c.    Only man needs water
d.    All living things need water
Ans- (d) All living things need water

       6-    We should save water because___
a.    There is enough water for everyone
b.    It is precious
c.    Everyone talks about saving water
d.    None of these
Ans- (b) It is precious

        7-    When we are thirsty, we should ______
a.    Demand soft drinks
b.    Drink water
c.    Trouble mother
d.    Eat snacks
Ans- (b) Drink water


        8-    We must take our bath daily but
a.    Use a shower
b.    Use a bucket and mug
c.    Splash water all around us
d.    Also play with water
Ans- (b) Use a bucket and mug

Click here for Hindi (रिमझिम) Class-4

Fill up these blanks with suitable words:
            (boiling, tank, water-park, drinking, diarrhoea)
     1-    Suguna’s father offered cold drink to the guest as their water was not fit for drinking.
     2-    Rohan and Reena went to water-park with their parents.
     3-    Mixing of gutter water with drinking water pipes in Raziya’s area caused diarrhoea and vomiting among people.
     4-    Razia planned to clean the water by boiling.
     5-    Children of Bhima Sangh cleaned the tank and made the area green again.

                                                                                              (Click here for Class-4 English, Marigold) 
Answer these questions:

      1-    What is the source of drinking water in your house and school?
       Ans-  Source of drinking water in my house is municipal tap and the sources of drinking water in my school are municipal tap and borewell.
       
      2-    What is ORS? What are its ingredients?
      Ans- ORS (Oral Rehydration Solution) is a liquid that can decrease fluid loss in persons with diarrhea.
Ingredients of ORS are as follows:
(a)  Sugar (6 level teaspoons)
(b)  Salt (1/2 level teaspoons)
(c)  Water (1 litre of clean water)

      3-    Which of these diseases is water borne. Encircle them- Malaria, Typhoid,            
          Jaundice, Cholera, Chickenpox, Diarrhoea, Chikungunia
      
      4-    Collect some newspaper clippings and find reasons for shortage of water.
Ans- Following are some of the reasons for shortage of water:
(a)  Increase in population
(b)  Wasting lot of water while bathing, washing, brushing etc.
(c)  Less rainfall
(d)  Industrialization
(e)  Urbanization
(f)   Depletion of ground water
(g)  Silting of water reservoirs
(h)  Insufficient number of reserviors

       5-    Draw containers used in your house for storing water.


Locate Karnataka and Andhra Pradesh on the map of India




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