In general, a food chain consists of how many trophic levels?

The crucial species that determine the ability of large number of other species is termed as ______________ species.<…

Relationships in an ecosystem can be depicted through<span><br> </span></h2></div>

The biomass available for consumption by the herbivores and the decomposers is called __________.</h2></div>

Which is an exception in an ecosystem where the sun is not the source of energy?

The term ecosystem development to ecological succession was given by<span><br> </span></h2></…

Write a short note on pyramid of numbers and pyramid of biomass. </h2></div>

What is represented by the following sequence? <div><br> <div>Cyanobacteria, Crustose lichens…