You are presented with the question "Organisms that live in marine biomes must be adapted to what?" and the following answer choices: 
- environment
 - survival
 - Deposition
 - heat or cold
 - Deposition.
 - Salinity
 - evaporation
 - heat

Now knowing that organisms that live in marine biomes must be adapted to the salt in the water and salinity is a measure of how much salt is in the water, choose the best answer.


 

      Salinity   