I Spell SSt inservice course KVGN

2.  Natural vegetation refers to a plant
community which has grown naturally
without human aid and has been left
undisturbed by humans for a long time
 Wildlife refers to all non-domesticated
plants, animals, and other organisms

3. FACTORS CAUSING DIVERSITIES
IN FAUNA & FLORA
 Land
 Soil
 Climate :
 Temperature
 photoperiod (sun light)
 precipitation

4. A system which comprises the
physical environment and organisms
living there in

5. TYPES OF VEGETATIONS
 Tropical Rain Forests
 Tropical Deciduous Forests
 Tropical Thorn Forests and scrubs
 Montane Forests
 Mangrove forests

6. Tropical Rain Forests
 Found in areas having




more than 200cm rain
fall with a short dry
seasons
The trees reach great
heights up to 60 m
There is no definite time
for trees to shed their
leaves
Ebony,mahogany,rose
wood,rubber, cinchona
are examples of
important trees

7. Tropical Deciduous Forests
 Most wide spread forests in India
 They are also called monsoon forests
 Spread over the region receiving rain fall
between 200cm and 70cm.
 0n the basis of the availability of water these
forests are classified in to
 MOIST DECIDUOUS FORESTS &
 DRY DECIDUOUS FORESTS

8. MOIST DECIDUOUS FORESTS &
DRY DECIDUOUS FORESTS
 MOIST
 Rainfall 200 to 100cm
 Eastern part of india
 Teak,Bamboo,sal,peep
al,shisham,sandal wood
TEAK
etc are important trees
 DRY
 Rainfall 100 to 70cm
 Rainier part of
peninsular plateau,UP
and Bihar

9. Tropical Thorn Forests and scrubs
 Consists of thorny trees
and bushes
 Spread in the regions
less than 70cm rain
 Found in the north
western parts of india
including the semi arid
areas of Gujarat,
Rajastan,MP,UP,Chhatt
isgarh and Haryana
 Acacias,palms,euphorbi
as and cacti are the
main plants

10. SILVER FIR
ALPINE
VEGETATION
4000
3000
2000
1500
1000
Temperate forests containing coniferous trees
like pine deodar etc found(15oo to 3000 m)
Wet temperate forests (1000to2000 m) ever green
trees such as oaks & chestnuts prominent

11. Montane Forests

12. Mangrove forests
 Found in the areas of
coasts influenced by
tides
 The deltas of the
Ganga, the krishna, the
godavari and the kaveri
are covered by
mangrove forests
 The GangaBrahmaputra delta is
also called as
sundarban delta

13. Wildlife
 India has more than
89000 of animal species
 India has more than
1200 of species of birds
(13%)
 2500 species of fish
(12%)

15. 14 BIO RESERVES
OF INDIA
2001
1701 km
383551 km
Kerala tamilnadu
Chatisgharh MP

16.  By
 N.C.Krishnakumar.
 K.V.Pangode