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Which is not true of Echinoderms?

A. Schizocoelic coelom

B. Water vascular system

C. Spines in the body mass

D. Marine habitat

Correct Answer :

A. Schizocoelic coelom


Related Questions

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Pentamerous echinoderms with five slender flexible arms sharply marked off from the central disc are

A. synapta and antedon

B. astrias and asterina

C. ophiothrix and ophioderma

D. all of these

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Which is not true of Echinoderms?

A. Schizocoelic coelom

B. Water vascular system

C. Spines in the body mass

D. Marine habitat

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In star fish which of the following has dual function of locomotion and respiration

A. Axial sinus

B. Dermal papillae

C. Tube feet

D. Tiedamann bodies

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Spines of the body of Sea urchin are

A. movable

B. immovable

C. prehensile

D. all of these

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In which of the Echinoderm, the arms, spines and pedicellaria are absent ?

A. Sea cucumber

B. Sea lily

C. Sea urchin

D. Sea star

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The locomotor organs of Echinoderms is called

A. parapodia

B. pseudopodia

C. setae

D. tube feet

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The generic name of 'feather star' is

A. Asterias

B. Antedon

C. Echinus

D. Ophiothrix

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In Sea urchin, Aristotle's lantern is a part of

A. mouth apparatus

B. exoskeleton

C. skeletal system

D. bioluminscent organ

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The star fish zygote develops into a

A. bipinnaria

B. glochidium

C. auralia

D. echinus

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Madreporite is associated with

A. haemal system

B. digestive system

C. ambulacral system

D. reproductive system

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The larva of holothuroide is

A. torneria

B. onchosphere

C. trochophore

D. bipinnaria

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Water vascular system helps in

A. locomotion

B. respiration

C. feeding

D. all of these

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One of these is a stalked echinoderm

A. Antedon

B. Echinocardium

C. Ophiothrix

D. Pentaceros

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A calcareous box like test is found in

A. sand dollar

B. sea cucumber

C. sea flies

D. sea horse

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The Echinoderms are marine animals with

A. an exoskeleton

B. a spiny skin

C. bilateral symmetry

D. gastrovascular cavity

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The star fish's pyloric caeca are organs of

A. excretion

B. absorption

C. reproduction

D. respiration

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Auricuiaria is the larva of

A. echinodea

B. holothuroidea

C. asteroidea

D. ophiuroidea

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The terrestrial species of Echinodermata is *

A. (a) Starfish

B. (b) Brittle star

C. (c) Sea lily

D. (d) None of these

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Stone canal in star fish is associated with

A. digestive system

B. water vascular system

C. canal system

D. none of these

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Sea cucumber belongs to class

A. Crinoidea

B. Asteroidea

C. Holothuroidea

D. Ophiuroidea

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Star fishes are

A. herbivorous

B. omnivorous

C. carnivorous

D. none of these

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Madriporite or seive plate is found in

A. Sea hares

B. Brittle stars

C. Star fishes

D. Sea fish

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Animals with radial symmetry in adults and bilateral symmetry in larvae are

A. coelenterates

B. polychaetes

C. echinodermates

D. hemichordates

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Which of the following systems is found in Echinoderms ?

A. Nervous system with a large brain

B. Respiratory system

C. System of internal seleton

D. Excretory system

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Which one of these is an Echinoderm ?

A. Sand dollar

B. Jelly fish

C. Silver fish

D. All of these

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Ambulacral system or water vascular system is typically found in

A. coelenterates

B. marine arthropods

C. echinodermates

D. sponges

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The larvae of sea stars are

A. redia and cercaria

B. bipinnaria and brachiolaria

C. trochophore and aurecularia

D. none of these

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In star fish the locomotary organs are

A. tube feet

B. lobopodia

C. cephalopodia

D. rhizopodia

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Main difference between starfishes and brittle stars is in the

A. number of arms

B. structure of the ambulacral groove

C. tube feet

D. pedicellariae

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Sea cucumber belongs to the class

A. Crinoidea

B. Asteroidea

C. Holothuroidea

D. Ophiuroidea