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Phylum Arthropoda - Questions and Answers

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126. Number of arms in Devil Fish are
A. 4
B. 2
C. 10
D. 8
Explanation:
127. Siphon of cephalopods is connected internally to
A. Mantle cavity
B. Ink gland
C. Haemocoel
D. Both A and B
Explanation:
128. Pearl Oyster belongs to
A. Cephalopoda
B. Scaphopoda
C. Gastropoda
D. Pelecypoda
Explanation:
129. A mollusc discovered in 1950s is
A. Nautilus
B. Chiton
C. Neopilina
D. Pinctada
Explanation:
130. The most primitive mollusc is
A. Patella
B. Neopilina
C. Chiton
D. Dentalium
Explanation: