101.  Tube feet are the locomotory organs of

A. platyhelminthes

B. Echinodermata

C. Mollusca

D. Arthropoda

Answer : Option B

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102.  Arms are absent in

A. Seaurchin

B. Sea cucumber

C. Both a & b

D. None of these

Answer : Option C

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103.  Scientific name of starfish is

A. Echinus

B. Limulus

C. Echidna

D. Asterias

Answer : Option D

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104.  The echinoderms are

A. Arborial insects

B. Marine animals

C. terrestrial insects

D. freshwater worms

Answer : Option B

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105.  In Echinoderms, tube fect are related with

A. locomotion

B. excretory system

C. respiratory system

D. reproductive system

Answer : Option A

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106.  Lateral line scnse organs occur in

A. salamander

B. frog

C. water snake

D. scoliodon

Answer : Option D

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107.  The jawless vertebrate is

A. crocodile

B. zoris

C. Hyla

D. fox

Answer : Option C

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108.  Air bladder occurs in

A. Torpedo

B. Anabus

C. Scoliodon

D. Elasmobranch

Answer : Option B

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109.  The limbless amphibian is

A. Ict thyophis

B. Hyla

C. Rana

D. Salamander

Answer : Option A

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110.  Salamander can regenerate

A. tail

B. limbs

C. external gills

D. all of the above

Answer : Option C

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