The degree of saltiness or concentration of salt solution in oceans or seas is referred to as _______?

A. ocean deep
B. ocean ridge
C. deep sea plain
D. salinity of the ocean

Correct Answer:

Option D – salinity of the ocean

Explanation

D is correct. Because salinity defined as the degree of saltines or concentration of salt solution in oceans or seas. The degree of salinity varies from ocean to ocean and nit is measured in percentage or parts per thousand.