Which one of the following is one of the characteristics of a ecosystem structure?
Stratification
Natality
Mortality
Sex ratio
Which one of the following is not a functional unit of an ecosystem?
$A$ : 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.
Abiotic components refers to
Which of the following is most important abiotic factor in pond ecosystem
Stratification is more pronounced in