Marine fish tend to through their gills a Gain water in by

Marine fish tend to ________________ through their gills

a.       Gain water in by osmosis and actively excrete salt out

b.       Gain water in by osmosis and actively absorb salt in

c.       Lose water out by osmosis and actively excrete salt out

d.       Lose water out by osmosis and actively absorb salt in

Solution

Answer: Option C

They continously lose water due to osmosis and drink water to make up for it. The salt in the water is then actively excreted out.