Vertical distribution of different species occupying different level is called..........
Stratification
Productivity
$GPP$
$NPP$
Dynamic aspect of an ecosystem is
$A$ : Stratification helps in accommodation of a large number and types of plants in the same area.
$R$ : It is the occurrence of horizontal zonation in the ecosystem.
The importance of ecosystem lies in
Ecosystem has two components
What is an incomplete ecosystem ? Explain with the help of suitable example.