In mollusca, eye is present over a stalk called …………. (UP-CPMT 2000, 2007)
A. osphradium
B. ostracum
C. ommatophore
D. operculum
Answer:C
In mollusca, eye is present over a stalk called …………. (UP-CPMT 2000, 2007)
A. osphradium B. ostracum C. ommatophore D. operculum