Question

Mention some adaptation of fishes for the aquatic environment

Answer 1

• The body is boat shaped or stream lined.
• Head, body and tail are compressed to make it suitable for locomotion in water, so that it offers little or no resistance for swimming in water.
• The fins act as paddles and control the direction of movement in water and provide balance.
• The gills are well developed and suited for respiration in water.
• The body is covered with scales.
• The presence of a third membrane called the nictitating membrane in the eye.