8.2 Text Questions :
Answer the following questions :
1. Name the continent in which the Amazon basin is located.
Ans: The Amazon basin is located in South America.
2. What are the crops grown by the people of the Amazon basin?
Ans: The people of the Amazon basin grow tapioca, pine apple and sweet potato. Cash crops like coffee, maize and cocoa are also grown.
3. Name the birds that you are likely to find in the rain-forests of the Amazon?
Ans: The birds that you are likely to find in the rain-forests of the Amazon are toucans, humming birds and the bird of paradise with its colourful feathers.
4. What are the major cities located on the river Ganga?
Ans: The major cities located on the river Ganga are Allahabad, Kanpur, Varanasi, Lucknow , Patna and Kolkata.
5. Where is the one-haired rhinoceros found ?
Ans: The one-haired rhinoceros is found in the Brahmaputra plain.
Tick the correct answer :
(i) Toucans are a type of :
(a) Birds √ (b) Animals (c) Crops.
(ii) Manioc is the staple food of
(a) Ganga basin (b) Africa (c) Amazon√
(iii) Kolkata is located on the river
(a) Orange (b) Hooghly √ (c) Bhagirathi
(iv) Deodars and firs are a type of
(a) Coniferous trees√ (b) Deciduous trees (c) Shrubs
(v) Bengal tiger is found in
(a) Mountains (b) Delta area √ (c) Amazon.
Match the following :
(i) Cotton textile (a) Assam
(ii) Maloca (b) Varnasi
(iii) Piranha (c) Sericulture
(iv) Silkworm (d) Slanting roofs
(v) Kaziranga (e) Fish
Answers :
(i) — (f) Varanasi (ii) — (d) Slanting roof (iii) — (g) Fish
(iv) — (c) Sericulture (v) — (a) Assam .
Give reasons :
1. The rain-forests are depleting .
Ans: The rain-forests are depleting because of the large scale development and industrial activities. Deforestation has increased because of which the top soil of land is getting washed away, decreasing the soil fertility. As a result, trees are unable to grow and the rain-forests are depleting.
2. Paddy is grown in the Ganga-Brahmaputra plains.
Ans: Paddy is grown in the Ganga-Brahmaputra plains because the cultivation of paddy requires sufficient water for growth. So, it can only grow in areas of heavy rainfall.
( 5 and 6 are student based activities , hence they have to do it themselves).