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easyQ. No. 14262-which-river-does-the-hirakud-dam-control

Which river does the Hirakud Dam control?

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This question examines an important river-or-lake fact: “Which river does the Hirakud Dam control?” The correct answer is Mahanadi. The Hirakud Dam is built on the Mahanadi River in Odisha. It is the longest earthen dam in India with a total length of 25.8 km. The dam was constructed in 1957 and is located near Sambalpur in Odisha. The Hirakud Reservoir is one of the largest artificial lakes in Asia. A river system includes its source, tributaries, distributaries, drainage basin, watershed, channel, floodplain, delta or estuary and final outlet. River behaviour depends on relief, geology, rainfall, snowmelt, sediment load, vegetation and human intervention.

AGodavari
BBrahmani
CMahanadi
DBaitarani
Correct Answer: MahanadiYour Answer: C

Explanation

Option A (“Godavari”) is incorrect because it does not match the river basin, lake type, location, tributary relationship, project or hydrological feature specified in the question. Option B (“Brahmani”) is incorrect because it does not match the river basin, lake type, location, tributary relationship, project or hydrological feature specified in the question. Option D (“Baitarani”) is incorrect because it does not match the river basin, lake type, location, tributary relationship, project or hydrological feature specified in the question. Therefore the correct option, index and explanation consistently identify Mahanadi. The Hirakud Dam is built on the Mahanadi River in Odisha. It is the longest earthen dam in India with a total length of 25.8 km. The dam was constructed in 1957 and is located near Sambalpur in Odisha. The Hirakud Reservoir is one of the largest artificial lakes in Asia.

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