1. What is the main purpose of reservoirs in Pakistan?
(A) Tourism promotion
(B) Water storage for irrigation and power
(C) Sea navigation
(D) Industrial waste disposal
2. Which reservoir is the largest in Pakistan by storage capacity?
(A) Tarbela Reservoir
(B) Chashma Reservoir
(C) Mangla Reservoir
(D) Hub Reservoir
3. Tarbela Reservoir is formed on which river?
(A) Jhelum
(B) Indus
(C) Chenab
(D) Kabul
4. Mangla Reservoir is located in which area?
(A) Azad Jammu & Kashmir
(B) Sindh
(C) Khyber Pakhtunkhwa
(D) Punjab
5. Which reservoir mainly supports irrigation in Punjab?
(A) Hub Reservoir
(B) Mirani Reservoir
(C) Mangla Reservoir
(D) Sabakzai Reservoir
6. Chashma Reservoir is situated on which river?
(A) Chenab
(B) Jhelum
(C) Ravi
(D) Indus
7. Which reservoir helps regulate water for the Indus Basin Irrigation System?
(A) Rawal Reservoir
(B) Hub Reservoir
(C) Tarbela Reservoir
(D) Satpara Reservoir
8. Rawal Reservoir supplies water mainly to which cities?
(A) Islamabad and Rawalpindi
(B) Karachi and Hyderabad
(C) Lahore and Gujranwala
(D) Multan and Bahawalpur
9. Which reservoir is located in Balochistan?
(A) Hub Reservoir
(B) Mangla Reservoir
(C) Chashma Reservoir
(D) Tarbela Reservoir
10. Satpara Reservoir is located near which city?
(A) Skardu
(B) Gilgit
(C) Chitral
(D) Hunza
11. What is a major benefit of reservoirs for agriculture?
(A) Increased rainfall
(B) Controlled irrigation supply
(C) Reduced soil fertility
(D) Increased desertification
12. Which reservoir plays a role in hydroelectric power generation?
(A) Tarbela Reservoir
(B) Rawal Reservoir
(C) Hub Reservoir
(D) Sabakzai Reservoir
13. Mirani Reservoir is constructed on which river?
(A) Hub River
(B) Dasht River
(C) Indus River
(D) Gomal River
14. Which reservoir helps control floods in Pakistan?
(A) Tarbela Reservoir
(B) Rawal Reservoir
(C) Hanna Reservoir
(D) Keenjhar Reservoir
15. Keenjhar Lake (Kalri Lake) is mainly used for:
(A) Irrigation only
(B) Hydropower
(C) Drinking water supply
(D) Flood control
16. Which reservoir is also known as Kalri Lake?
(A) Hub Reservoir
(B) Hanna Lake
(C) Rawal Reservoir
(D) Keenjhar Lake
17. Why are reservoirs important during dry seasons?
(A) They increase evaporation
(B) They block river flow
(C) They store water for later use
(D) They reduce groundwater
18. Which reservoir supplies water to Karachi along with Hub Dam?
(A) Rawal Reservoir
(B) Satpara Reservoir
(C) Keenjhar Lake
(D) Chashma Reservoir
19. Hanna Lake is located near which city?
(A) Lahore
(B) Peshawar
(C) Quetta
(D) Sukkur
20. Which reservoir is mainly used for irrigation in Sindh?
(A) Chashma Reservoir
(B) Rawal Reservoir
(C) Hub Reservoir
(D) Mangla Reservoir
21. Reservoirs help in power generation by storing:
(A) Flowing water
(B) Solar energy
(C) Wind energy
(D) Fossil fuels
22. Which problem is commonly associated with large reservoirs?
(A) Waterlogging and sedimentation
(B) Increased rainfall
(C) Improved soil fertility
(D) Reduced population
23. Which reservoir supports irrigation in Dera Ismail Khan region?
(A) Satpara Reservoir
(B) Rawal Reservoir
(C) Hub Reservoir
(D) Gomal Zam Reservoir
24. What happens if reservoirs are not properly managed?
(A) Improved water quality
(B) Water scarcity and floods
(C) Increased rainfall
(D) Better irrigation efficiency
25. Which reservoir is formed by Mangla Dam?
(A) Tarbela Reservoir
(B) Chashma Reservoir
(C) Mangla Reservoir
(D) Hub Reservoir
26. Reservoirs are important for Pakistan mainly because the country has:
(A) Excess rainfall
(B) Seasonal river flow
(C) Many lakes
(D) Small population
27. Which reservoir is located on the Kabul River?
(A) Rawal Reservoir
(B) Chashma Reservoir
(C) Hub Reservoir
(D) Warsak Reservoir
28. What role do reservoirs play in water security?
(A) Increase wastage
(B) Stop river flow
(C) Reduce irrigation
(D) Ensure year-round availability
29. Which reservoir mainly supports hydropower along with irrigation?
(A) Hanna Lake
(B) Rawal Reservoir
(C) Tarbela Reservoir
(D) Keenjhar Lake
30. Why are new reservoirs needed in Pakistan?
(A) To meet future water and energy demands
(B) To increase tourism
(C) To reduce river length
(D) To increase floods