Question

the tropical rainforest are also known as savanna steppe taiga selva​

Answer 1

The Selvas are the name given to tropical and evergreen rainforests located in South America.

Savannas are tropical grasslands found in East Africa.

Steppes are temperate grasslands located in some parts of Siberia and Europe.

Taigas are subarctic forests that are found in the extreme Northern parts of Asia, Europe and North America.