Question

What is the main function of the porphyrin pigment present in earthworm?

• A. It helps in respiration.
• B. It helps in reproduction.
• C. It makes the worm beautiful.
• D. It protects from the adverse effects of the sun.

Answer 1

The correct option is D It protects from the adverse effects of the sun.

The earthworm is brown or clay coloured due to the presence of the porphyrin pigment.
The function of the porphyrin pigment in earthworm is to protect the body from getting injured by the harmful ultra violet rays.