Phylum Arthropoda - Questions & Answers | Exam2Win

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181. Unio is

A. Edible Oyster

B. Marine Shellfish

C. Fresh Water Mussel

D. Sea Mussel

Explanation:

182. Shell is curved, tubular and open at both ends in

A. Dentalium

B. Chiton

C. Neopilina

D. Turbinella

Explanation:

183. Molluscs are

A. Unsegmented

B. Soft bodied

C. Shelled

D. All the above

Explanation:

184. Eyes of cephalopods are

A. Exactly similar to vertebrate eyes

B. Functionally similar to vertebrate eyes

C. Structurally similar to vertebrate eyes

D. Superficially similar to vertebrate eyes

Explanation:

185. Aplysia is

A. Gastropod

B. Bivalve

C. Scaphopod

D. Siphonopod

Explanation: