JAMB Biology 2005 Question 13

Question 13

Support and Movement

The main function of the caudal fin in Tilapia is to

  1. A.propel it forward in water
  2. B.steer it while changing direction
  3. C.balance it in water
  4. D.enable it to float in water
Show the answer and explanation

Answer: A (propel it forward in water)

Explanation

The tail (caudal) fin is swept from side to side to push the fish forward. Other fins mainly steer and balance.