Which is considered an abiotic factor in a marine ecosystem? biodiversity plankton salinity symbiosis

Correct C). Salinity

The abiotic factor is those factor that is associated with non-living such as chemical or physical parts of the environment. They are considered as the part of the environment that are known to affect the functioning of the environment and the living organism that is living in the environment.

Here, all the other components are biotic factors, only salinity is the abiotic factor.

Hence, the correct answer would be option C.

•there must be variation for the particular trait within a population.

•the variation must be inheritable (that is, it must be capable of being passed on from the parents to their offspring).

•individuals with one version of the trait must produce more offspring than those with a different version of the trait.good

explanation: