The phosphates remain outside the natural cycle for a long time
When they form compounds with metals
When they are incorporated in bone and teeth
When the bodies of the organisms excrete and decompose
Both $(a)$ and $(b)$
Dense evergreen vegetation of broad sclerophyllous leaves and shrubs with fire resistant resisnous plants is known as
An ecosystem which can be easily damaged but can recover after some time if damaging effect stops will be having
Volcano eruption disturbs
Local water cycle involves
Savannah's are