Question

Pectoral fins are enlarged in

• A. Hippocampus
• B. Exocoetus
• C. Coccosteus
• D. Scoliodon

Answer 1

The correct option is B Exocoetus

A. Hippocampus, commonly known as sea horse, is a small marine fish.

B. Exocoetus is known as flying fish. It has a powerful tail by which it is able to make large jumps over the surface of water. It has enlarged pectoral fins.

C. Coccosteus is a genus of extinct placoderm fishes.

D. Scoliodon is known as Dog fish. It has powerful sense of smell like that of a dog.

So, the correct answer is 'Exocoetus'.