Which ecosystem is important in purifying air, recycling water and controling climate?<span><br> </span&g…

Explain mutualism with examples.</h2></div>

If population of a species is transferred to more suitable environment, then it will show <br> </h2&gt…

What is 'commensalism'?</h2></div>

Multiple Choice Questions.<br> A sedentary sea anemone gets attached to tho shell lining of hermit crab. The assoc…

Various relationships exist between the species of a community. Identify the relationship between the species of a commu…

Which of the following explains, two dogs fighting for one bone?</h2></div>

<span>A form of symbiosis in which both participants benefit is</span></h2></div>