[Delhi Police Constable (29 November, Shift 1), 2023]
(A) Bhakra–Nangal
(B) Hirakud
(C) Mettur
(D) Gosikhurd
Answer: (D) Gosikhurd
Explanation: Gosikhurd on the Wainganga belongs to a substantially later period of irrigation development. The first planning era concentrated on prominent major dam and canal works aimed at improving agriculture and power supply.
69. Kadana Dam of Gujarat is built on which river?
[SSC CHSL 2022 Tier-I (16 March 2023), 2023]
(A) Mahi
(B) Manjira
(C) Tapi
(D) Sabarmati
Answer: (A) Mahi
Explanation: Kadana Dam is situated on the Mahi in Gujarat. The reservoir supports water regulation and a pumped-storage hydropower facility, connecting irrigation and power interests in the basin.
68. Indira Sagar Dam across the Narmada lies in which state?
[SSC CHSL 2022 Tier-I (20 March 2023), 2023]
(A) Karnataka
(B) Gujarat
(C) Madhya Pradesh
(D) Kerala
Answer: (C) Madhya Pradesh
Explanation: Indira Sagar is a major Narmada Valley project in the Khandwa district of Madhya Pradesh. It is associated with one of India’s largest storage reservoirs and substantial hydropower capacity.
67. Bhakra–Nangal Dam is built across which river?
[SSC MTS 2022 (12 May 2023, Shift 2), 2023]
(A) Beas
(B) Sutlej
(C) Chenab
(D) Ravi
Answer: (B) Sutlej
Explanation: Bhakra–Nangal uses the Sutlej in Himachal Pradesh and Punjab. The scheme integrates river storage, electrical generation and irrigation delivery, notably to Punjab, Haryana and Rajasthan.
66. Which river valleys are major coal-bearing basins in India?
[68th BPSC Prelims (12 February), 2023]
(A) Mahanadi alone
(B) Damodar alone
(C) Son alone
(D) More than one of these
Answer: (D) More than one of these
Explanation: Damodar, Son and Mahanadi basins all contain major Gondwana coal deposits. The Damodar Valley’s mineral resources also encouraged industrial activity supported by regulated water and electricity from the DVC system.
65. Match Nizam Sagar, Somasila, Nathpa Jhakri and Linganamakki with their rivers.
[HPSC Prelims General Studies, 2023]
(A) Manjira, Pennar, Sutlej, Sharavathi
(B) Pennar, Sharavathi, Manjira, Sutlej
(C) Sutlej, Pennar, Sharavathi, Manjira
(D) Sharavathi, Sutlej, Pennar, Manjira
Answer: (A) Manjira, Pennar, Sutlej, Sharavathi
Explanation: Nizam Sagar spans the Manjira, Somasila the Pennar, Nathpa Jhakri uses Sutlej waters and Linganamakki is on the Sharavathi. The matching covers both southern irrigation infrastructure and Himalayan hydropower schemes.
64. Which listed dam is built on the Beas River?
[UKPSC Draftsman (5 November), 2023]
(A) Tilaiya
(B) Pong
(C) Bhakra
(D) Rihand
Answer: (B) Pong
Explanation: Pong Dam, also called Beas Dam, is situated in Himachal Pradesh. The reservoir is known as Maharana Pratap Sagar, supporting irrigation, hydropower and a wetland environment important for birdlife.
63. Chandertal, Renuka and Pong Dam are Ramsar sites of which state?
[Delhi Police Constable (21 November, Shift 3), 2023]
(A) Karnataka
(B) Assam
(C) Gujarat
(D) Himachal Pradesh
Answer: (D) Himachal Pradesh
Explanation: All three Ramsar-designated wetlands occur in Himachal Pradesh. Pong Reservoir was created by a major dam on the Beas; Chandertal and Renuka have different natural origins but share wetland conservation importance.
2022 — 2 questions
62. Which dam is known as India’s highest straight gravity dam?
[SSC CGL Tier-I (2 December), 2022]
(A) Tehri
(B) Bhakra
(C) Idukki
(D) Mettur
Answer: (B) Bhakra
Explanation: Bhakra Dam on the Sutlej is widely described as India’s highest straight concrete gravity dam. Tehri is taller overall but is a rock-and-earth-fill structure; dam type matters when interpreting comparisons.
61. Hirakud Dam has been constructed across which river?
[RRB NTPC CBT-2 (June), 2022]
(A) Krishna
(B) Mahanadi
(C) Narmada
(D) Ganga
Answer: (B) Mahanadi
Explanation: The Hirakud project, near Sambalpur in Odisha, spans the Mahanadi. It was planned primarily to moderate destructive floods and also supports irrigation, hydroelectricity and regional economic activity.
