Question

Osphradium is organ of Mollusca, meant for

• A. Olfactory sense receptor
• B. Chemoreceptor
• C. Help in selection of food
• D. All of the above

Answer 1

The correct option is D All of the above

Osphradium is an olfactory organ which is present in molluscs. This organ acts as a chemoreceptor and is associated with the respiration organ. The primary function of this organ is to analyse the water which is taken inside the body for the presence of silt and food particles.

Thus, the correct answer is option D.