What is biosphere ?

Which one is the edaphic factor in biosphere?

What are biotic components of biosphere ?

Fill ups First biosphere reserve in India was…………….. .

Complete the following statements by picking up the correct alternative (Candituft, Guava, peach, Nymphaea, Cycades, Cucurbita, Marsilea, Isoetes, Vallisneria, Nandadevi, Karnataka, Nelgit, Maharashtra. The first biosphere reserve is …………….. And is situated in three states....................., Kerala and Tamilnadu.

Biosphere is :

What is extent of biosphere?

What forms the raw material for decomposition in the biosphere?