Question 1

Which dam is built on the Mahanadi River?

Accepted Answer

Hirakud Dam is constructed on the Mahanadi River in Odisha. It is one of the longest dams in the world and was the first multipurpose river valley project in independent India.

Question 2

The Bhakra Nangal Dam is constructed on which river?

Accepted Answer

Bhakra Nangal Dam is built on the Sutlej River, which originates in Tibet and flows through Himachal Pradesh and Punjab. It is one of the highest gravity dams in the world.

Question 3

Which of the following is the longest river in India?

Accepted Answer

The Ganges (Ganga) River is the longest river in India with a total length of approximately 2,525 kilometers. It originates from the Gangotri Glacier in the Himalayas and flows through northern India before emptying into the Bay of Bengal in Bangladesh.

Question 4

The Godavari River, also known as the 'Dakshina Ganga', originates from which location?

Accepted Answer

The Godavari River originates from the Trimbakeshwar region in the Western Ghats near Nashik in Maharashtra. It is the second-longest river in India after the Ganga and flows through Maharashtra, Telangana, and Andhra Pradesh before emptying into the Bay of Bengal.

Question 5

Which of the following is the longest river in India by length?

Accepted Answer

The Ganges (Ganga) River is the longest river in India with a total length of approximately 2,525 kilometers. It originates from the Gangotri Glacier in the Himalayas and flows through northern India into Bangladesh.

Question 6

The Tehri Dam is constructed on which river?

Accepted Answer

The Tehri Dam is built on the Bhagirathi River (a tributary of the Ganges) in Uttarakhand. It is one of the highest dams in India and serves multiple purposes including hydroelectric power generation.

Question 7

Which river is known as the 'Daksin Ganga' (South Ganga)?

Accepted Answer

The Godavari River is often referred to as the 'Daksin Ganga' or South Ganga because of its cultural and geographical significance in southern India. It is the second-longest river entirely within India.

Question 8

Which of the following dams is built on the Narmada River?

Accepted Answer

The Sardar Sarovar Dam is one of the largest dams built on the Narmada River in Gujarat. It is a multipurpose project that provides irrigation, hydroelectric power, and drinking water.

Question 9

Which dam is the highest dam in India?

Accepted Answer

The Tehri Dam, built on the Bhagirathi River in Uttarakhand, is the highest dam in India with a height of 260.5 meters. It is an arch dam and serves multiple purposes including hydroelectric power generation, irrigation, and water supply.

Question 10

The Bhakra Nangal Dam is constructed on which river?

Accepted Answer

The Bhakra Nangal Dam is one of India's tallest and most important dams, located on the Sutlej River in the border region between Himachal Pradesh and Punjab. It was completed in 1963 and serves multiple purposes including irrigation, hydroelectric power generation, and flood control.

Question 11

The Nagarjuna Sagar Dam is built on which river?

Accepted Answer

Nagarjuna Sagar Dam is constructed on the Krishna River, located on the border between Telangana and Andhra Pradesh. It is one of the highest masonry dams in the world.

Question 12

Which of the following dams is built on the Narmada River?

Accepted Answer

The Sardar Sarovar Dam is one of the largest dams built on the Narmada River in Gujarat. It is a multipurpose project designed for irrigation, power generation, and water supply.

Question 13

The Brahmaputra River originates from which mountain range?

Accepted Answer

The Brahmaputra River originates from the Kailash Range (part of the Himalayas) in Tibet, near Mount Kailash. It flows through Assam and is one of the major rivers of India.

Question 14

The Hirakud Dam, one of the longest dams in the world, is located on which river in India?

Accepted Answer

The Hirakud Dam is constructed on the Mahanadi River in Odisha. Completed in 1957, it is the longest dam in India (approximately 26 km) and serves irrigation, hydroelectric power, and flood control purposes.

Question 15

Which of the following dams is constructed across the Narmada River?

Accepted Answer

The Sardar Sarovar Dam is the largest dam constructed across the Narmada River. Located in Gujarat, it is a multipurpose project for irrigation, power generation, and water supply. The Narmada is one of India's major west-flowing rivers.

Question 16

On which river is the Bhakra Nangal Dam, the highest gravity dam in India, built?

Accepted Answer

Bhakra Nangal Dam is built on the Sutlej River in Himachal Pradesh. It is the highest straight gravity dam in India with a height of about 226 metres. It is a joint project of Punjab, Haryana, and Rajasthan.

Question 17

The Godavari River, the second-longest river in India, originates from which mountain range?

Accepted Answer

The Godavari River originates from the Western Ghats (specifically from Triambakeshwar in Maharashtra) and flows for approximately 1,465 km before emptying into the Bay of Bengal. It is often called the 'Dakshin Ganga' (South Ganges) and is the second-longest river in India after the Ganges.

Question 18

Which of the following is the longest tributary of the Ganges River?

Accepted Answer

The Yamuna River is the longest tributary of the Ganges, with a length of approximately 1,376 km. It originates from the Yamunotri Glacier in the Western Himalayas and joins the Ganges at Allahabad (Prayagraj) in Uttar Pradesh. The Yamuna basin covers an area of about 366,223 km².

Question 19

The Bhakra Nangal Dam is constructed across which river in India?

Accepted Answer

The Bhakra Nangal Dam is built across the Sutlej River, a major tributary of the Indus River. It is located on the border between Himachal Pradesh and Punjab and is one of India's highest concrete dams at 226 meters.

Question 20

The Tehri Dam, one of India's highest dams, is located on which river?

Accepted Answer

The Tehri Dam is constructed on the Bhagirathi River in Uttarakhand. At 260.5 meters, it is the highest dam in India and was completed in 2006. The Bhagirathi is a major tributary of the Ganges River.

CDS Dams & Rivers

Dams & Rivers — Practice Questions