Which of the following ecologist gave ‘rivet popper’ hypothesis?
David Tillman
Alexander Von Humboldt
Robert May
Paul Ehrlich
Rivet Popper hypothesis given by Paul Ehrlich.
Which one of the following is the first national park in India?
Identify the odd combination of the habitat and the particular animal concerned.
In the following pie chart of global invertebrate diversity, what does $A$ and $B$ represent?
The greatest problem of water conservation is to reduce the amount of
According to $IUCN$ red list, what is the status of red Panda (Athurusfulgens)?
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