1) Climate and soils.
2) Tropical Evergreen, Monsoon, Desert, Tidal or Littoral, Mountain.
3) These are found in regions of heavy rain over 200 cm. The chief regions are the Western Coastal Belt covering Maharashtra, Karnataka, Kerala coasts, North-East India covering Arunachal Pradesh, Manipur, Assam, Meghalaya, Andaman and Nicobar Islands.
4) These regions get moderate rain, 100 200 cm. They cover the lower slopes of the Western Himalayas, the eastern slopes, of the Western Ghats comprising parts of Maharashtra, Karnataka, Madhya Pradesh.
5) Himachal Pradesh and Uttarakhand. It is used for making paper and in railway sleepers.
6) (i) Western Ghats,
(ii) Eastern slopes of the Western Ghats, Maharashtra and Karnataka,
7) Teak, Sal.
8) Babul, Khajuri, Date-Palm.
9) (i) Mangrove or littoral forests
(ii) Tropical evergreen forests.
(iii) Tropical deciduous.
10) (i) Semul
11) (i) Tidal forest: Deltas of Ganga, Mahanadi, Godavari, Krishna and Kaveri.
(ii) Thom and scrub forest: Rajasthan and Gujarat.