Phylum Arthropoda - Questions & Answers | Exam2Win

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301. Pupa of mosquitoes is also named as

A. Grub

B. Tumbler

C. Maggot

D. Naiad

Explanation:

302. Circulatory system of echinoderms is

A. Closed

B. Open

C. Haemal

D. Both B and C

Explanation:

303. Star Fish is

A. Nekton

B. Neuston

C. Benthonic

D. Terrestrial

Explanation:

304. A speciality of echinoderms is presence of

A. Both epidermal exoskeleton and mesodermal endoskeleton

B. Ciliated epidermis

C. Coelom

D. None of the above

Explanation:

305. An echinoderm which shows eversion of stomach during feeding

A. Antedon

B. Cucumaria

C. Asterias

D. Echinus

Explanation: