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Class 7 Geography Chapter 5 Water Quiz 32 (25 MCQs)

Quiz Instructions

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1. Which end of the water molecule has a slightly positive charge?
2. What does rainwater mean
3. Strait or narrow sea between two land masses
4. What is the process through which water changes its form
5. What is the approximate percentage of CO2 in Earth's atmosphere?
6. Which country is currently the largest emitter of CO2?
7. When water sticks to itself, what is taking place?
8. The Labrador and Gulf stream are examples of
9. The rhythmic rise and fall of oceanwater twice in a day is called a wave ( true/false )
10. The Labrador Ocean current is ..... current while the Gulf Stream is a ..... current.
11. Where does water come from?
12. Big reservoir built on rivers for storing water is called .....
13. What is important for every living being on earth?
14. This animal is known as the 'ship of the desert.'
15. Why do we need to conserve water?
16. What factors affect the rate of evaporation?
17. The rhythmic rise and fall of ocean water twice in a day is called a:
18. When two substances are mixed, the substance that is dissolved is called the:
19. 6 ..... is a source of water
20. This is one part of the Earth's system that contains all of Earth's water (on land and underground).
21. When a patient is suffering from vomiting due to drinking dirty water, doctors advise him to take ORS solution. What is the full form of ORS?
22. Which receives the greatest amount of water from runoff?
23. A kind of land with a special shape
24. Temporary hardness is due to:
25. River water is cleaned from harmful things and sent to our homes through .....
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