Question

Given below is a table depicting population interactions between species A and species B.

| Type of interaction | Type of interaction | Type of interaction |
| (a) | (-) | (+) |
| (b) | (+) | (-) |

Name the types of interactions (a) and (b) in the above table. Justify giving three reason, how the type of interaction (b) is important in an ecological context.

Answer 1

(a) – Amensalism

(b) – Predation

Justifications-

• Nature’* way of transferring energy fixed by plants to higher trophic levels/conduits for energy transfer.

• Keep prey population under control

• Predators help in maintaining species diversity in a community, by reducing the intensity of competition among competing prey species.