Question

Mycocytes of sponges occur in or around

• A. Spongocoel
• B. Osculum
• C. Germ cells
• D. Trophocytes

Answer 1

The correct option is B Osculum

A. Spongocoel is the central body cavity of sponges.

B. Osculum is the exhalant pore through which water flows out of the body.

C. Germ cells are the cells that develop into gametes.

D. Trophocytes are the cells in which digestion of food takes place.

Myocytes are modified contractile amoebocytes arranged around osculum. They guard and regulate the osculum.

Hence, myocytes of sponges occur in or around osculum.

So, the correct answer is 'Osculum'.