Question

2 which pair of examples represents the two parts of an ecosystem? a biotic and abiotic factors b predators and prey c animals and plants d soil and air

Explanation:

An ecosystem consists of two main components: biotic (living organisms) and abiotic (non - living elements) factors. Option B (predators and prey) are both biotic and just part of the biotic interactions. Option C (animals and plants) are also just biotic components. Option D (soil and air) are abiotic components. Only option A includes both the biotic and abiotic parts that make up an ecosystem.

Answer:

A. biotic and abiotic factors