‘‘Biosphere’’ is called as
Part of atmosphere where the livings cannot live
Part of atmosphere where the livings can live
Both $(a) $ and $(b)$
None of the above
At which latitude, heat gain through insolation approximately equals heat loss through terrestrial radiation?
Primary succession is the development of communities on
The correct sequence of plants in a hydrosere is
Detritus food chain begins with.....
Robert Constanza and his colleagues have put an average price tag....... for ecosystem services