In which one of the following, the genus name, its two characters and its phylum are not correctly matched,…
In which one of the following, the genus name, its two characters and its phylum are not correctly matched, whereas the remaining three are correct?
(a)
(b)
(c)
(d)
Solution
Pila is a genus of large freshwater snails which belongs to the phylum molluscs. Molluscans are soft bodied animals. Their body is unsegmented with a distinct head, muscular foot and viseceral hump. In pila the buccal cavity contains a rasping organ, the radula with transverse rows of teeth.
