Ecosystem Test ...

In structure of an ecosystem, composition of biological communities include:

Chemical energy that is stored in primary producers is in form of

Increased volcanic activities, reducesd :

The most important food reserves of animals and plants are

Which type of ecosystem has low productivity and capacity?

The pyramid biomass of the sea is?

Ecosystem is an interacting system made up of :

The term ecosystem is derived from the Greek word Oikos meaning.

Biogeochemical cycles can be traced in 

The carbon and nitrogen atoms circulating in the biogeochemical cycles are the same atoms that were in