| There are two optional ways of exploitation. One way is parasitism. Which is the other one? |
| a) | Antibiosis | b) | Competition |
| c) | Predation | d) | Commensalism |
| (c)In exploitation, one species harms the other by making its direct or indirect use for support, shelter or food. In contrast with parasite which derives nourishment form its host without killing, a predator is free living which catches and kills another species for food. |