Organisms that live in marine biomes must be adapted to the salt in the water.
Salinity is a measure of how much salt is in the water.
Organisms that live in marine biomes must be adapted to the salinity.
Organisms that live in marine biomes must be adapted to what?

a: environment
b: survival
c: Deposition
d: heat or cold
e: Deposition.
f: Salinity
g: evaporation
h: heat