Define the following terms:
i) Commensalism
ii) Brood parasitism
iii) Mutualism.

Explanation

i) Commensalism- It is the interaction between two species where one species is benefited and the other is neither harmed nor benefited. Eg, an orchid growing as an epiphyte on a mongo tree benefits by getting shelter and nutrition but the mango tree is not affected.
ii) Brood parasitism- The phenomenon in which organism lay its egg in the nest of another organism
iii) Mutualisin-It refers to the interspecific interaction in which both the interacting species are benefited.