Animal Kingdom Question 68
68. Which one of the following is a matching set of a phylum and its three examples?
(a) Platyhelminthes - Planaria, Schistosoma, Enterobius
(b) Mollusca - Loligo, Teredo, Octopus
(c) Porifera - Spongilla, Euplectella, Pennatula
(d) Cnidaria - Bonellia, Physalia, Aurelia
Show Answer
Answer : b
Hints & Solutions
(b) Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda. The members are known as molluscs or mollusks. Around 85,000 extant species of molluscs are recognized. They are soft-bodied, bilaterally symmetrical, segmented, coelomate animals; usually shelled having a mantle, ventral foot, anterior head, and a dorsal visceral mass.
