Construct a pyramid of number by taking suitable examples for each trophic level in an ecosystem.</h2></div>

Which of the following food chains directly depend on solar radiations?</h2></div>

Freshwater ecosystems are categorized according to the speed of water flow. There are .......... ecosystems of …

In any given ecosystem, number of individuals in a species remains more or less constant over a period of time. This con…

Gross primary productivity is the rate of production of ____ during photosynthesis<span>.<br> </span>&…

Function of an ecosystem means<span><br> </span></h2></div>

The formation of a climax community from an abandoned farm land is a an example of<span><br> </span>&l…

What are the organisms that cannot manufacture their own food and obtain ready-made organic food from producers called?