Page 152 - SST Class 07

People 3. Which rivers form Sundarban Delta? _________

The mountains are sparsely populated, but the 4. What is the important plant of Brahmaputra
plains are thickly populated. So, a large number of plains? _________
towns have developed in the area, such as 5. What is the chief crop of Brahmaputra
Allahabad, Kanpur, Varanasi, Lucknow, Patna, basin? _________
Kolkata, Guwahati etc. However, the waste from
these towns and industries is causing pollution in Transport
the rivers. At some places, the water is unfit for even The plains are suited for building roads and laying
bathing, let alone drinking. So, the government has railways, so there exists a wide network of roads and
taken up the Clean Ganga Project in order to clean railways here. All major towns are connected by air.
the Ganga and restart aquatic life in it. Both the Ganga and the Brahmaputra are navigable,
so small ships, trawlers and boats ply in them.
Quiz Time
Answer in one word : Activity
1. Name the longest river of India. _________ On an outline map of the world, mark the extent of
the Amazon basin and the Ganga-Bhramaputra
2. Name two states through which
Ganga flows. _________ basin. Also show the river systems.

v The Amazon basin lies in the tropical region in the continent of South America.
v The Amazon River forms a large delta, a large part of which is covered with rainforests.
v The Amazon basin is home to rich flora and fauna.
v A large part of the great Northern Plains of India have been formed by the Ganga and the Brahmaputra
rivers.
v The Ganga-Brahmaputra is the largest and perhaps the most fertile delta in the world.
v Being plains, means of transport, agriculture and industry have developed well in the Ganga-Brahmaputra
basin.
v A large number of towns have developed in the Ganga-Brahmaputra basin causing a lot of pollution in the
rivers.

A. Tick (3) the right option :
1. The Amazon basin is located in __________.
(a) Asia (b) Africa (c) South America
2. The staple diet in the Amazon basin is ___________.

(a) cassava (b) wheat (c) rice and fish
3. The Amazon River is ___________ km long.
(a) 6556 (b) 6236 (c) 6445
4. __________ and __________ are the chief occupations of the people of the Amazon basin.
(a) fishing, hunting (b) farming, fishing (c) hunting, farming

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