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Himalayan Rivers
|
Peninsular Rivers
|
Originate from Himalayas | Originate in the Western Ghats |
These are perennial rivers. | These are seasonal rivers. |
They receive water from rain as well as from melted snow from the lofty mountains. | These rivers are dependent upon rainfall. During the dry season, even the large rivers have reduced flow of water |
East Flowing Rivers
|
West Flowing Rivers
|
Major rivers flowing eastwards: Mahanadi, Godavari, Krishna, Kaveri | Only two long rivers flow westwards: Narmada, Tapi |
These rivers drain in the Bay of Bengal. | These rivers drain in the Arabian sea. |
Carry greater amount of sediments, so form deltas at their mouths | Carry lesser amount of sediments, so form estuaries at their mouths |
Greater number of tributaries | Lesser number of tributaries |
These river flow not through very deep canals. | These rivers flow in troughs. |
Page 17
Question 1. Which river has the largest basin in India?
Answer The largest basin in India is of the Ganga river with a drainage area of 8,62,769 sq km.
Page 22
Question 1. Find out the name of the biggest waterfall in India.
Answer The highest waterfall in India is on the Varahi river in Shimoga district of Karnataka. The name of the waterfall is Kunchikal Falls and its height is 455 metres (1,493 ft).
Page 23
Question 1. Make a list of natural and artificial lakes with the help of the atlas.
Answer
Natural Lake | Artificial lake |
(a) Wular lake | (a) Gobind sagar |
(b) Dal lake | (b) Rana Pratap sagar |
(c) Nainital lake | (c) Nizam sagar |
(d) Bhimtal lake | (d) Nagarjuna sagar |
(e) Loktok lake | (e) Hirakud |
(f) Barapani lake | |
(g) Chilka lake | |
(h) Sambhar lake | |
(i) Pulicat lake | |
(j) Kolleru lake | |
(k) Vembanad lake |