Which zone within the open-ocean zone is home to the most organisms?

Surface Zone

Explanation:

If the four options on Edgenuity are

deep zone

surface zone

intertidal zone

transition zone,

then the answer is Surface Zone, I took the test.

places of higher salinity. there are parts of the ocean where hardly any rain falls but warm dry winds cause lots of evaporation. this evaporation removes water – when water vapour rises into the atmosphere, it leaves the salt behind, so the salinity of the seawater increases. this causes the seawater to become denser.