Indus Basin Irrigation System MCQs

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1. What is the Indus Basin Irrigation System mainly used for?
(A) Agricultural irrigation
(B) Power generation
(C) Flood control only
(D) Drinking water supply

2. Which river is the backbone of the Indus Basin Irrigation System?
(A) Jhelum
(B) Indus
(C) Ravi
(D) Chenab

3. The Indus Basin Irrigation System is considered the ______ irrigation system in the world.
(A) Oldest
(B) Smallest
(C) Most modern
(D) Largest contiguous

4. Which provinces mainly benefit from the Indus Basin Irrigation System?
(A) Punjab and Khyber Pakhtunkhwa
(B) Sindh and Balochistan
(C) Punjab and Sindh
(D) Balochistan and Khyber Pakhtunkhwa

5. How many major rivers form the Indus Basin system in Pakistan?
(A) Three
(B) Four
(C) Five
(D) Six

6. Which structure is used to divert river water into canals?
(A) Barrage
(B) Dam
(C) Reservoir
(D) Tunnel

7. Which barrage is located on the Indus River?
(A) Trimmu Barrage
(B) Sukkur Barrage
(C) Marala Barrage
(D) Balloki Barrage

8. The Indus Basin Irrigation System helps Pakistan mainly by increasing:
(A) Agricultural production
(B) Industrialization
(C) Urbanization
(D) Tourism

9. Which crop heavily depends on canal irrigation in Pakistan?
(A) Tea
(B) Wheat
(C) Coffee
(D) Rubber

10. What is the primary source of water for the Indus Basin Irrigation System?
(A) Rivers and glaciers
(B) Groundwater
(C) Rainfall
(D) Lakes

11. Which irrigation method is most common in the Indus Basin system?
(A) Canal irrigation
(B) Sprinkler irrigation
(C) Drip irrigation
(D) Rain-fed irrigation

12. The Indus Basin Irrigation System was developed mainly during which period?
(A) Mughal period
(B) Post-independence period
(C) British period
(D) Ancient period

13. Which dam plays a major role in storing water for irrigation?
(A) Warsak Dam
(B) Mangla Dam
(C) Tarbela Dam
(D) Hub Dam

14. Which river supplies water to Mangla Dam?
(A) Jhelum
(B) Ravi
(C) Chenab
(D) Indus

15. What is a major problem of the Indus Basin Irrigation System?
(A) Excess rainfall
(B) Waterlogging and salinity
(C) River pollution only
(D) Glacier melting

16. Which organization manages irrigation water distribution in Pakistan?
(A) WAPDA
(B) SUPARCO
(C) Pakistan Railways
(D) NDMA

17. The Indus Basin Irrigation System mainly supports which economic sector?
(A) Services
(B) Agriculture
(C) Industry
(D) Trade

18. Which canal system is the largest in Pakistan?
(A) Upper Bari Doab Canal
(B) Rohri Canal
(C) Lower Jhelum Canal
(D) Nara Canal

19. What is the main purpose of link canals?
(A) To generate electricity
(B) To control floods
(C) To transfer water between rivers
(D) To store groundwater

20. Which agreement regulates water sharing of the Indus Basin rivers?
(A) Simla Agreement
(B) Indus Waters Treaty
(C) Tashkent Declaration
(D) Lahore Declaration

21. The Indus Waters Treaty was signed in which year?
(A) 1947
(B) 1956
(C) 1960
(D) 1971

22. Which rivers were allocated to Pakistan under the Indus Waters Treaty?
(A) Ravi, Beas, Sutlej
(B) Indus, Jhelum, Chenab
(C) Ravi and Sutlej only
(D) Indus and Ravi

23. How does the irrigation system help food security?
(A) By reducing imports
(B) By controlling prices
(C) By increasing crop yield
(D) By reducing population

24. Which issue reduces efficiency of canals?
(A) Strong winds
(B) Heavy rainfall
(C) Siltation
(D) Earthquakes

25. Which province has the most extensive canal network?
(A) Sindh
(B) Punjab
(C) Balochistan
(D) Khyber Pakhtunkhwa

26. What role do barrages play in irrigation?
(A) Divert and control water flow
(B) Generate electricity
(C) Store water permanently
(D) Stop river flow

27. The Indus Basin Irrigation System supports mainly which type of farming?
(A) Irrigated agriculture
(B) Subsistence
(C) Rain-fed
(D) Pastoral

28. Which problem results from excessive irrigation?
(A) Waterlogging
(B) Soil fertility increase
(C) Reduced salinity
(D) Increased rainfall

29. Which river contributes most water to the Indus Basin system?
(A) Indus
(B) Sutlej
(C) Chenab
(D) Ravi

30. Why is the Indus Basin Irrigation System vital for Pakistan?
(A) It ensures agricultural sustainability
(B) It controls earthquakes
(C) It supports tourism
(D) It increases forest cover

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