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Phylum Arthropoda - Questions and Answers

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176. The two valves of Unio are hinged
A. Dorsally
B. Ventrally
C. Anteriorly
D. Posteriorly
Explanation:
177. Nautilus occurs in its shell in
A. First chamber
B. All chamber
C. Last chamber
D. Partly in first chamber and partly outside
Explanation:
178. Land Snail is
A. Cypraea
B. Helix
C. Limax
D. Pila
Explanation:
179. A characteristic feature of scorpions is
A. 4 pairs of walking legs
B. Vivipary
C. Chelicerae
D. Pedipalpi
Explanation:
180. Siphonopoda is the other name of
A. Pelecypoda
B. Cephalopoda
C. Scaphopoda
D. Gastropoda
Explanation: