Q10 / 200 · NEET 2006 · Botany
Which one of the following is a matching set of a phylum and its three examples?
- APorifera- Spongilla, Euplectella, Pennatula
- BCnidaria - Bonellia, Physalia, Aurelia
- CPlatyhelminthes - Planaria, Schistosoma, Enterobius
- Correct answerDMollusca - Loligo, Teredo, Octopus
Solution
$$
\begin{array}{lc}
\text { Mollusca } & - \text { Loligo, } \\
& \text { Teredo, } \\
& \text { Octopus } \\
\text { Porifera } & - \text { Spongilla, } \\
& \text { Euplectella } \\
\text { Cnidaria } & - \text { Physalia, } \\
& \text { Aurelia, } \\
& \text { Pennatula } \\
\text { Annilida } & - \text { Bonellia } \\
\text { Platyhelminthes } & - \text { Planaria, } \\
& \text { Schistosoma } \\
\text { Aschehelminthethes }- & \text { Enterobius }
\end{array}
$$
Related Theory
Loligo is commonly called squid or sea arrow and is gregarious, fast swimmer in the open water of the sea and is carnivorous, feeding on crabs and fishes. Octopus (Devil fish) is found at the bottom of the sea. It is nocturnal and feeds on crabs, fishes and other molluscs. Teredo or shipworm is a marine bivalve which has small anterior shell and long slender body with a small foot functioning as adhesive structure.
Hence, the correct answer is option: 'D'.