Natural Vegetation and Wildlife Class 9 PPT

 Page 1


NATURAL 
VEGETATION 
AND WILD LIFE
Page 2


NATURAL 
VEGETATION 
AND WILD LIFE
Page 3


NATURAL 
VEGETATION 
AND WILD LIFE
• Number Species Details
• 47,000 - Plant species  [10
th
in the 
World, 4
th
in Asia]
• 15,000 - Flowering plants  [6% of the 
Worlds flowering plants]
• 89,000 - Animal species
• 1,200 - Bird species  [13% of worlds 
total birds]
• 2,500 - fish species  [12% of the worlds 
stock]
• 5% - 6% of amphibians, reptiles & mammals.
Page 4


NATURAL 
VEGETATION 
AND WILD LIFE
• Number Species Details
• 47,000 - Plant species  [10
th
in the 
World, 4
th
in Asia]
• 15,000 - Flowering plants  [6% of the 
Worlds flowering plants]
• 89,000 - Animal species
• 1,200 - Bird species  [13% of worlds 
total birds]
• 2,500 - fish species  [12% of the worlds 
stock]
• 5% - 6% of amphibians, reptiles & mammals.
What is virgin vegetation?
• A plant community, 
which has grown 
naturally without 
human aid and has 
been left undisturbed 
by humans for a long 
time is called virgin 
vegetation.
Page 5


NATURAL 
VEGETATION 
AND WILD LIFE
• Number Species Details
• 47,000 - Plant species  [10
th
in the 
World, 4
th
in Asia]
• 15,000 - Flowering plants  [6% of the 
Worlds flowering plants]
• 89,000 - Animal species
• 1,200 - Bird species  [13% of worlds 
total birds]
• 2,500 - fish species  [12% of the worlds 
stock]
• 5% - 6% of amphibians, reptiles & mammals.
What is virgin vegetation?
• A plant community, 
which has grown 
naturally without 
human aid and has 
been left undisturbed 
by humans for a long 
time is called virgin 
vegetation.
What factors are responsible for the huge 
diversity in flora & fauna kingdom?
• Relief 1. Land
• Nature of land influences 
the type of vegetation
• Fertile level land is 
generally devoted to 
agriculture
• Undulating & rough 
terrain are areas where 
grassland and woodlands 
develop & give shelter to 
a variety of wildlife.
2.Soil 
• Different types of soil 
provide basis for different 
types of vegetation
• Sandy desert soil support  
cactus and thorny bushes.
• Wet, marshy, deltaic, soils
support mangroves & 
deltaic vegetation.
• The hill slopes with some
depth of soil have 
coniferous trees