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How many hot spots cover India 's high biodiversity regions ?
Overexploitations has resulted in the extinction of
Species diversity in an ecosystem mainly depends on -
Red data book is famous for -
Green book contains -
Of the followings plants which one would you consider an endangered plant, due to overexploitation -
Among the following a plant species of medicinal value is endangered -
The method by which endangered plant species are conserved in a botanical garden or in somecontrolled circumstances -
Which one of the following may be the reason for extinction of plant species due to human activities -
The main aim of plant conservation is -
To conserve the necessary ecological activities and life supporting systems
To conserve species diversity and range of genetic meterial
Answered - 0
Un-answered - 10