<span>How do abiotic factors affect biotic factors in an environment?</span></h2></div>

In a terrestrial food chain which of the following organisms comprise the greatest mass of living substance (biomass)?&l…

What is the food chain beginning with host and ending with a parasite (ecto as well as endoparasite) called?

What is succession? Discuss succession in ponds.<span><br> </span></h2></div>

Maintenance of ecosystem depends upon </h2></div>

What percent of energy is transferred in a food chain from one trophic level to another?

In parasitic food chain, the pyramid of number is</h2></div>

Which of the following component is used to make shells, bones, and teeth by animals?