Fact 1: Organisms that live in marine biomes must be adapted to the salt in the water.

Fact 2: Salinity is a measure of how much salt is in the water.

Given the two facts above, answer the question "Organisms that live in marine biomes must be adapted to what?" with the following options: 
- environment
 - survival
 - Deposition
 - heat or cold
 - Deposition.
 - Salinity
 - evaporation
 - heat


 

      Salinity   