Animal Kingdom Question 98

98. A jawless fish, which lays eggs in fresh water and whose ammocoetes larvae after metamorphosis return to the ocean is:

(a) Myxine

(b) Neomyxine

(c) Petromyzon

(d) Eptatretus

Show Answer

Answer : c

Hints & Solutions

(c) Petrormyzon marinus, commonly known as sea lamprey lays eggs in fresh water and its larvae, after metamorphosis, return to the ocean (saline water).