How are tropical evergreen forest different from tropical deciduous forest class9?
Answers
Deciduous forests
Tropical evergreen forests are found in the regions which receive more than 200cm of rainfall.
Deciduous forests are found in the regions which receive rainfall between 200-70 cm.
The trees of the tropical evergreen forests do not shed their leaves at the same time as there is no particular season for shedding their leaves.
The trees of the deciduous forests shed their leaves for about six to eight months during the dry season.
The tropical evergreen forests are dense.
These forests are less dense.
These forests are found in the Andaman and Nicobar Islands, Lakshadweep, upper parts of Assam and Tamil Nadu and on the western slopes of the western Ghats.
These forests are found in northeastern states, parts of Central India, West Orissa and Chhattisgarh.
Some of the species of trees are ebony, mahogany, rosewood and rubber.
Some of the species of trees are sandalwood, teak and sal.
Answer:
Tropical Deciduous forest:-
1. Areas:-These forest are found in South and South-east Asia, Central America, Parts of Brazil, East Africa and Northern Australia.
2. Characteristics:-
a) The trees are of medium height and shed their leaves in the dry season.
b) The trees in these forest are commercially very valuable. Some of the important trees are teak, sal,sandalwood, shisham, bamboo and eucalyptus.
3. Wildlife:-The wildlife in the deciduous forest includes tigers, elephants, leopards, bears, monkeys, deer, rhinoceroses and variety of snakes.
Tropical evergreen forests:-
1.Areas:- These forests are found in the Equatorial region- the Amazon and the Orinoco river basins in South America, the Zaire river basin in Africa and in South-east Asia.
2. Characteristics :- These forests are also called rainforests or selva.
a) The trees are tall with hardwood and broad leaves that form a thick canopy at the top.
b) Ebony, mahogany rosewood, rubber and cinchona are the most important trees are found in these forests.