NCERT Solutions Class 7 Social Science (Geography)
The NCERT Solutions in English Language for Class 7 Social Science (Geography – Our Environment) Chapter – 8 (Human Environment Interactions : The Tropical and The Subtropical Regions) has been provided here to help the students in solving the questions from this exercise.
Chapter – 8 (Human Environment Interactions : The Tropical and The Subtropical Regions)
Exercises
1. Answer the following questions.
(i) Name the continent in which the Amazon Basin is located.
Answer – The Amazon Basin is located in South America.
(ii) What are the crops grown by the people of the Amazon Basin.
Answer – The people of the Amazon basin mainly grow tapioca, pineapple and sweet potato. They also grow cash crops like coffee, maize and cocoa.
(iii) Name the birds that you are likely to find in the rainforests of the Amazon.
Answer – Name the birds that you are likely to find in the rain forests of the Amazon.
(iv) What are the major cities located on the River Ganga?
Answer – The major cities located on the River Ganga are Allahabad, Kanpur, Varanasi, Lucknow, Patna and Kolkata.
(v) Where is the one-horned rhinoceros found?
Answer – The one-horned rhinoceros is found in the Brahmaputra Plain.
2. Tick the correct answer.
(i) Toucans are a type of
(a) birds
(b) animals
(c) crops
Answer – (a) birds
(ii) Manioc is the staple food of
(a) Ganga Basin
(b) Africa
(c) Amazon
Answer – (c) Amazon
(iii) Kolkata is located on the river
(a) Orange
(b) Hooghly
(c) Bhagirathi
Answer – (b) Hooghly
(iv) Deodars and firs are a type of
(a) Coniferous trees
(b) Deciduous trees
(c) shrubs
Answer – (a) Coniferous trees
(v) Bengal tiger is found in
(a) mountains
(b) delta area
(c) Amazon
Answer – (b) delta area
3. Match the following.
| (i) Cotton textile | (a) Assam |
| (ii) Maloca | (b) Terrace farming |
| (iii) Piranha | (c) Sericulture |
| (iv) Silk worm | (d) Slanting roof |
| (v) Kaziranga | (e) Ganga plain |
| (f) Varanasi | |
| (g) Fish |
Answer –
| (i) Cotton textile | (f) Varanasi |
| (ii) Maloca | (d) Slanting roof |
| (iii) Piranha | (g) Fish |
| (iv) Silk worm | (c) Sericulture |
| (v) Kaziranga | (a) Assam |
4. Give reasons.
(i) The rainforests are depleting.
Answer – The rainforests are depleting because of the large scale development and industrial activities. Deforestation has increased, because of which the topsoil of land is getting washed away, decreasing the soil fertility. As a result, trees are unable to grow and the rainforests are depleting.
(ii) Paddy is grown in the Ganga-Brahmaputra plains.
Answer – The cultivation of paddy requires sufficient water. The Ganga-brahmaputra plains fulfil this condition because they receive high rainfall.
