* Flashcards
Term biodiversity
Edward wilson
Amphibian diversity is more in
Western ghats
Taxonomic groups are more complete in temperate or tropical
Tropical
In plants the _____ has more species
Fungi
Animal ____%
Plant______%
1) 70
2) 22
Mega diversity countries
12
Species area relationship
Alexander von humboldt
Log S= logC + Z log A
S=species
A=area
Z=0.1-0.2
Species area relationship curve is
Rectangular hyperbola
River poppet hypothesis
Paul Ehrlich
Dodo
Mauritius
Quagga
Africa
Thylacine
Australia
Steller’s cow
Russia
Tiger
Bali, javan, caspian
How many episodes bof extinction has happened
5
What are evil quarlet
Habitat loss and fragmentation
Over exploitation
Alien species invasion
Co extinction
Nile perch
Lake Victoria, east Africa
Cichlid fish
African catfish
Clarias gariepins
Indigenous catfish
Food , cereals , dyes , lubricants
Narrow utilitarian
Amazon contribute ____ oxygen
20
Biodiversity hotspots
25
Biosphere reserves
National park
Sanctuaries
In situ
Biosphere reserves
14
National park
90
Sacred grooves
In situ
Zoo
Botanical garden
Safari
Ex situ
Cryopreservation
Seed bank
Ex situ
Cryopreservation
Seed bank
Ex situ
The earth summit
1992
Rio de Janeiro
Summit on sustainable development
2002
Johannesburg