indian drainage irrigation rivers & projects section 10 MCQ Questions & Answers Detailed Explanation

Answer: (b)

The Ganga is the largest and the most important river of India. The 2,525 kilometres long river carries off the drainage of a vast basin area of 861,404 kilometres covering 26.2 per cent area of India’s total geographical area.

The watershed of the river Ganga is spread over ten states of India, namely,

1. Uttarakhand,
2. Uttar Pradesh,
3. Bihar,
4. Jharkhand,
5. West Bengal,
6. Himachal Pradesh,
7. Rajasthan,
8. Haryana,
9. Madhya Pradesh and
10. Delhi.

Answer: (b)

Answer: (b)

The Brahmaputra River is a transboundary river. With its origin in the Angsi Glacier, located on the northern side of the Himalayas in Burang County of China's Tibet Autonomous Region as the Yarlung Tsangpo River, it flows across southern Tibet to break through the Himalayas in great gorges and into Arunachal Pradesh.

It flows southwest through the Assam Valley as Brahmaputra and south through Bangladesh as the Jamuna.

In the vast Ganges Delta, it merges with the Padma, the main distributary of the Ganges, then the Meghna, before emptying into the Bay of Bengal.

Answer: (a)

Answer: (a)

1. Hirakud Dam is built across the Mahanadi River, about 15 km from Sambalpur in the state of Orissa in India. Built-in 1957, the dam is one of the world’s longest earthen dam. The

2. Mettur Dam is one of the largest dams in India built-in 1934. It was constructed in a gorge, where the Kaveri River enters the plains. The dam is one of the oldest in India. It provides irrigation facilities to parts of Salem, the length of Erode, Namakkal, Karur, Tiruchirappalli and Thanjavur district.

2. Hirakud Dam is built across the Mahanadi River, about 15 km from Sambalpur in the state of Orissa in India.

4. The Almatti Dam is a dam project on the Krishna River in North Karnataka, India which was completed in July 2005.

Answer: (d)