In biotic community, which among the following is the most important factor for survival of an animal?
Answer & explanation
Correct answer: option 3
An ecosystem is made up of biotic and abiotic factors. Biotic factors involves animals, plants, microorganisms. Abiotic factors involves temperature, air, water, land. Biotic community involves group of interacting populations. In a biotic community, the most important factor for survival of an animal is predators. They control the size of prey populations. They also increases the biodiversity by preventing a single species for being dominant.