Phylum Arthropoda - Questions & Answers | Exam2Win

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346. Peripatus belongs to

A. Arachnida

B. Insecta

C. Crustacea

D. Onychophora

Explanation:

347. Which one is the common ancestral larval form of echinoderms, hemichordates and chordates?

A. Tornaria

B. Bipinnaria

C. Dipleurula

D. Trochophore

Explanation:

348. Aristotle’s lantern occurs in class

A. Echinoidea

B. Asteroidea

C. Holothuroidea

D. Ophiuroidea

Explanation:

349. Box like calcareous test occurs in

A. Sea Lily

B. Sea Star

C. Sand Dollar

D. Sea Cucumber

Explanation:

350. A phylum exclusively marine is

A. Coelenterata

B. Porifera

C. Protozoa

D. Echinodermata

Explanation: