Question

what defines a terrestrial biome? what defines an aquatic biome?

Explanation:

A terrestrial biome is defined by its climate (temperature and precipitation patterns) and the dominant plant life adapted to that climate. An aquatic biome is defined by factors such as water depth, flow rate, temperature, dissolved - oxygen levels, and the types of organisms that inhabit it.

Answer:

A terrestrial biome is defined by climate and dominant plant life.
An aquatic biome is defined by water - related factors and inhabitant organisms.