1. On which day the world water day is celebrated?
(a) 23rd March (b) 22nd March
(c) 21st March (d) None of these
2. Which year was observed as International Year of Fresh Water?
(a) 2003 (b) 2004 (c) 2006 (d) 2002
3. Which of the following does not show water shortage?
(a) Taps running dry
(b) Long queue for getting water
(c) Marches and protests for demand of water
(d) A family gets three buckets of water per person per day
4. Seas and oceans are full of water on earth. However, a very small percentage of water present on earth is available for us. This percentage is roughly
(a) 0.006% (b) 0.06% (c) 0.6% (d) 6%
5. Which of the following is a way to use water economically?
(a) construction of bawris (b) Rainwater harvesting
(c) Drip irrigation (d) Infiltration
6. 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
(a) 5 litres (b) 15 litres (c) 30 litres (d) 50 litres
7. Which of these is due to condensation?
A) Drying of wet clothes
B) Water drops appear on cool water bottle
C) Steam rises from wet clothes when they are ironed
D) Black board dries up after wiping it
8. Water is a chlorinate to
A) improve is taste B) kill germs
C) soften D) change colour
9. What is water that is available under the ground called?
A) Water cycle B) Water body C) Water table D) WWTP
10. Which of the following is a drinking water source?
A) Sea water B) Glaciers C) Ground water D) Snow
11. Which of the following causes depletion in the water table of a place?
A) Constructing factories and houses
B) Making concrete roads and floors
C) Deforestation
D) All of the above
12. Water is a
A) mixture B) compound C) element D) solution
13. What is the percentage of water in the human body?
A) 80% B)70% C) 60% D) 50%
14. What is water?
A) A stable atom B)A stable element
C) A stable mixture D) A stable compound
15. Why does ice float on water?
A) Ice is heavier than water B) Ice is cooler than water
C) Ice is lighter than water D) Ice is a liquid
Answers
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Answer:
1) 22nd March
2) 2003
3) A family gets three buckets of water per person per day
4) 0.006%
5) Drip irrigation
6) 50 liters
7) Water drops appear on a cool water bottle
8) Kill germs
9) Water table
10) Ground water
11) All of the above
12) Compound
13) 60%
14) Stable compound
15) Ice is lighter than water
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