Secondary productivity is rate of formation ofnew organic matter by
consumers
decomposers
producers
parasites.
The trophic level of Cuscuta, Orobanche and Albugo is
Which group of living organisms given below is a link in food chain between green plants and hawk
In ecological crisis, whom interference play important role
The second trophic level in a lake is
Assertion : Biotic community has higher position than population in ecological hierarchy.
Reason : Population of similar individuals remains isolated in the community.