Drainage System — Important Questions
CBSE · Class 11 · Geography
79 important questions from Drainage System for CBSE Class 11 Geography, with answers. Includes multiple choice and multiple correct questions.
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Important Questions from Drainage System
Which percentage of India's drainage is oriented towards the Bay of Bengal?
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77%
Nearly 77% of India's drainage area, including rivers like Ganga, Brahmaputra, and Mahanadi, is oriented towards the Bay of Bengal.
Which river is known as the 'Sorrow of Bihar'?
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Kosi
The Kosi river is notorious for frequently changing its course and causing floods in Bihar, hence called the 'Sorrow of Bihar'.
Where does the Indus river originate?
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Tibetan region
The Indus originates from a glacier near Bokhar Chu in the Tibetan region at an altitude of 4,164 meters.
Which river system is older: Himalayan or Peninsular?
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Peninsular
The Peninsular drainage system is older than the Himalayan one, evident from broad, shallow valleys and river maturity.
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
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