Phylum MCQs - Chapter 7

Echinoderms Multiple Choice Questions PDF Download - 5

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Echinoderms Questions & Answers PDF Download: MCQ Quiz 5

MCQ 21: Echinoderms completely lack

A) respiratory structures

B) sensory appendages

C) excretory organs

D) digestive system

MCQ 22: The class Asteroidea have approximately

A) 1200 members

B) 1600 members

C) 1500 members

D) 1800 members

MCQ 23: The Ossicles of the member of class Crinoidea is called

A) stalk

B) arms

C) calyx

D) disk

MCQ 24: The similarity between the chordates and echinoderm is the development of

A) digestive system

B) nervous system

C) heart

D) coelom

MCQ 25: The class Ophiuroidea includes a roundabout

A) 20000 species

B) 3000 species

C) 2000 species

D) 1000 species

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