Question

From which of the following head and tentacles of Cephalopoda has been derived?

• A. Foot
• B. Visceral mass
• C. Mantle
• D. All of the above

Answer 1

Answer: (A)

Foot

The Cephalopoda is the class within the phylum Mollusca. Cephalopods are exclusively marine animals and are characterised by bilateral body symmetry, a prominent head and a set of arms or tentacles, which are modified from the primitive molluscan foot.

So, the correct answer is option A.