Phylum Arthropoda - Questions & Answers | Exam2Win

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191. Eye of the molluscan group that resembles vertebrate eye is

A. Bivalvia

B. Gastropoda

C. Pelecypoda

D. Cephalopoda

Explanation:

192. Haemocyanin, the blue colouring pigment of molluscan blood contains

A. Iron

B. Magnesium

C. Copper

D. Manganese

Explanation:

193. A mollusk with parapodia is

A. Aplysia

B. Doris

C. Chiton

D. Pila

Explanation:

194. In mollusca, nervous system is represented by

A. A paired nerve cord

B. A paired nerve cord with brain and circumpharyngeal connectives

C. 3 – 4 paired ganglia

D. Primitive brain and nerve cord

Explanation:

195. In molluscs, head and foot regions have come together in

A. Scaphopods

B. Pelecypods

C. Siphonopods

D. Both A and B

Explanation: