Geo 11- Tropical and Sub-Tropical Regions
1. Identify the location of the tropical and the sub-tropical region.
The tropical and subtropical region, extends up to 30° latitude North and South of the equator.
2. Identify the location of the Amazon Basin.
The Amazon Basin is situated in South America. It lies between the Guiana Highlands in the North and the
Brazilian highlands in the south.
3. What is the extent of the Amazon Basin? It is the largest river basin in the world with an area of 6100000 sq km.
4. Describe the climate of the Amazon Basin.
1. Identify the location of the tropical and the sub-tropical region.
The tropical and subtropical region, extends up to 30° latitude North and South of the equator.
2. Identify the location of the Amazon Basin.
The Amazon Basin is situated in South America. It lies between the Guiana Highlands in the North and the
Brazilian highlands in the south.
3. What is the extent of the Amazon Basin? It is the largest river basin in the world with an area of 6100000 sq km.
4. Describe the climate of the Amazon Basin.
The Amazon Basin experiences hot and wet climatic conditions throughout the year. The daytime temperature becomes intolerable due to presence of direct sunlight and high humidity. The rainfall is of convectional type and since it occurs mostly in the afternoons, it is often referred to as the 4 o’clock rain.
5. Describe the natural vegetation Amazon Basin.
Some plants have developed tough leaves, resins or latex outer coats that make them tough. Some plants such as ferns, orchids, cacti and mosses have evolved to the point that they live on other plants. Epiphytes are plant that grows on another plant as well as thrive in terrestrial form also.
6. Name some of the animals found in the amazing Basin.
Animals like monkeys, tapirs, pumas, jaguars, sloths, anteaters, armadillos. Reptiles and insects such as anaconda (largest snake in the world), python, crocodiles, alligators, turtles, ants, beetles, and butterflies are found in the Amazon Basin.
7. Name the places where the Amazon Basin extends.
It extends into Brazil, Bolivia, Peru, Guyana and Surinam.
8. Write about the life of the people of the Amazon Basin.
Various tribal groups such as Yanomani (the largest tribe in Amazon), Kanoe and Akuntsu who still sustain
themselves by hunting-gathering and fishing. Some of the tribes also practice shifting agriculture or slash and burn agriculture. Manioc, yam, beans, banana, pineapple and sweet potato are some of the crops commonly grown by the people of the region.
themselves by hunting-gathering and fishing. Some of the tribes also practice shifting agriculture or slash and burn agriculture. Manioc, yam, beans, banana, pineapple and sweet potato are some of the crops commonly grown by the people of the region.
9. Analyse the transportation system of the cities in the Amazon Basin.
Due to presence of dense forests and swamps, it is difficult to build road and rail network in the region. Rivers are the most vital mode of transport. People use rafts, canoes and motorised boats for travelling across the region.
10. Identify the location of the Brahmaputra Basin.
The Ganga - Brahmaputra Basin lies in the sub-tropical zone between 10°N and 30°N latitudes.
11. Analyse the climate of the Brahmaputra Basin.
The Ganga-Brahmaputra Basin has a monsoon type of climate which is characterised by hot and dry summers, cold winters, humid and wet monsoon.
12. Describe the vegetation which is found in the Ganga-Brahmaputra Basin.
The Ganga-Brahmaputra Basin comprise of tropical deciduous forests such as teak, sal, mahua, peepal, bamboo, etc. which shed their leaves during the dry winter season.
13. What is the primary occupation of the Ganga-Brahmaputra Basin region?
Agriculture is the primary occupation and people practice intensive agriculture in the region.
14. In what has the flat plains facilitated development?
The flat plains have facilitated the development of good rail, road and air network.
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