SSC MTS EXAM

Detailed explanation-1: -Nearly 60% of the rainforest is in Brazil, while the rest is shared among eight other countries-Bolivia, Colombia, Ecuador, Guyana, Peru, Suriname, Venezuela and French Guiana, an overseas territory of France.

Detailed explanation-2: -About ten million years ago, waters worked through the sandstone to the west and the Amazon began to flow eastward. At this time the Amazon rainforest was born. During the Ice Age, sea levels dropped and the great Amazon lake rapidly drained and became a river.