38. Explain the species interactions in each of the following symbiotic relationships parasitism, commensalismand mutualism.

Parasitism: one species is benefitted and the other is harmed. So it is a negative interaction.

Commensalism: One species is benefitted while the other is neither harmed nor benefitted.

Mutualism: Both the species are benefitted by the interaction.

Explanation:

Parasitism is negative interaction

Commensalism and mutualism are positive interactions