16. Hirakud dam is constructed on the river-
(a) Ganga
(b) Manjira
(c) Manas
(d) Mahanadi
17. Water of Bhakra Nangal Project is being used mainly for-
(a) Hydel power and irrigation
(b) Fish breeding and navigation
(c) Industrial use
(d) Flood control
18. The diversion channels seen in the Western Himalayas are called-
(a) Guls or Kuls
(b) Khadins
(c) Johads
(d) Recharge pits
19. Agricultural fields which are used as rainfed storage structures are called-
(a) Kuls
(b) Khadins/Johads
(c) Recharge pits
(d) None of the above
20. Underground tanks seen in Rajasthan to store rainwater for drinking is called-
(a) Tankas
(b) Khadin
(c) Ponds
(d) Kuls
21. In Western Rajasthan today plenty of water is available due to-
(a) rooftop water harvesting
(b) perennial Rajasthan canal
(c) construction of Tankas
(d) none of the above
22. The only state which has made rooftop rainwater harvesting structure compulsory to all
houses is-
(a) Andhra Pradesh
(b) Karnataka
(c) Tamil Nadu
(d) West Bengal
23. Which one of the following is not an adverse effect of irrigation?
(a) Irrigation changes cropping pattern
(b) Water intensive crops are grown in dry areas
(c) Salinization of soil
(d) Increases crop yield
24. Which of the following social movements is/are not a resistance to multi-purpose projects?
(a) Narmada Bachao Andolan
(b) Navdanya
(c) Chipko Movement
(d) Both (b) and (c)
25. The major source of fresh water in India is-
(a) rainfall
(b) ground water
(c) atmospheric water
(d) ocean water
26. Rooftop rainwater harvesting is a technique to recharge-
(a) ground water
(b) river water
(c) lake water
(d) sea water
27. How much of earth’s surface is covered with water?
(a) One-fourth
(b) Half
(c) Three-fourth
(d) Two-third
28. Sardar Sarovar Dam is situated on the river named-
(a) Ganga
(b) Godavari
(c) Mahanadi
(d) Narmada
29. Underground tanks seen in Rajasthan to store rainwater for drinking is called-
(a) Tankas
(b) Khadin
(c) Ponds
(d) Kuls
30. Nagarjuna Sagar Dam is built on which river?
(a) Chenab
(b) Mahanadi
(c) Krishna
(d) Satlej
Answer:
16. (d)
17. (a)
18. (a)
19. (b)
20. (a)
21. (b)
22. (c)
23. (d)
24. (d)
25. (b)
26. (a)
27. (c)
28. (d)
29. (a)
30. (c)