Altruism is shown by</h2></div>

Large number of eggs are produced by a spider species but due to little parental care, only a few of them reach adulthoo…

<span>Give two examples each of mutualism and proto-cooperation.</span></h2></div>

Viscum is<br> </h2></div>

An association between two individuals or populations where both are benefitted and neither can survive without the othe…

A population of aphids feed on the leaves of a host plant that produces a toxin. Within a time span, some aphids become …

A type of relationship in which one organism is benefited while other is harmed is called as<br> </h2></d…

In which of the following, parasitic castration is observed ?</h2></div>