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Earn 100

The calcareous ossicles in echinoderms form the

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Important Questions on Animal Kingdom

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The larval stage in Asterias is

a Absent

b Free-swimming

c Bilaterally symmetrical

d Radially symmetrical

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The water vascular system in phylum echinodermata helps in
HARD
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Which organ system is lacking in the animals that bear water vascular system?
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Cylindrical bodied, worm-like exclusively marine animals belong to the phylum:
EASY
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The body of hemichordates is divided into
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The phylum which was earlier considered as a subphylum under chordata but now placed as a separate phylum, in non-chordates is
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Which of the following fundamental feature is common to Balanoglossus, Anopheles and Laccifer without any exception?