Multiple choice general knowledge foreign languages

sound (Noun)

  1. Gall

  2. Air Bladder of Fish

  3. Valley

  4. River

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In biology/fisheries, 'sound' refers to the air bladder or swim bladder of fish, which helps control buoyancy. 'Gall' means bold behavior. 'Valley' and 'River' are geographical features unrelated to the anatomical meaning in this context.