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(b) By hot and wet
(c) By dry and hot
(d) By cold and dry

5. Largest river basin in the world is –
a) Amazon river basin
b) Brahmaputra basin
c) Ganga river basin
d) Nile river basin

6. Tributaries are-
a) Catchment area of a river
b) Small river that join main river
c) Mouth of the river
d) Alluvial deposition by a river

7. Which of the following is not a country that contains part of the Amazon
river basin?
a) Columbia
b) Peru
c) Guiana
d) Chile

8. The Amazon river and the drainage basin cover about ____of South
America
a) 30%
b) 70%
c) 10%
d) 50%

9. The Amazon river basin drains
a) portions of Brazil

b) parts of Canada
c) parts of Argentina
d) parts of Uruguay

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