A)
Genus Name Two characters Phylum Pila (i) (ii) Body segmented Mouth with Radula Mollusca
B)
Asterias (i) (ii) Spiny skinned Water vascular system Echinodermata
C)
Sycon (i) (ii) Pore bearing Canal system Porifera
D)
Periplaneta (i) (ii) Jointed appendages Chitinous exoskeleton Arthropoda
Correct Answer: A
Solution :
[a] Molluscs are bilaterally symmetrical, triploblastic, coelomate, soft bodied animals. Their soft body is covered by a calcareous shell and is unsegmented with a distinct head, muscular foot and visceral hump. e.g., Pila (apple snail). Sepia (cuttle fish), Pinctada (pearl oyster), etc.You need to login to perform this action.
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