The larva that occurs in the development of Sea urchin is
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Aristotle's Lantern is present in
Which is not true of Echinoderms?
Auricuiaria is the larva of
Madriporite or seive plate is found in
The larva of holothuroide is
The common name of Antedon is
Which one of these is an Echinoderm ?
Pedicellariae are modified
The locomotor organs of Echinoderms is called
In star fish which of the following has dual function of locomotion and respiration
One of these is a stalked echinoderm
Ambulacral system or water vascular system is typically found in
Which of the following systems is found in Echinoderms ?
In star fish the locomotary organs are
The animal that moves with tube feet is
The star fish's pyloric caeca are organs of
Spines of the body of Sea urchin are
The terrestrial species of Echinodermata is *
Star fishes are
Pentamerous echinoderms with five slender flexible arms sharply marked off from the central disc are
The larvae of sea stars are
Which one of the following Echinoder-mate is found in fresh water ?
Water vascular system helps in
Sea cucumber belongs to class
Which of the following is a living fossil ?
Water vascular system is found in
The respiratory organs in a sea star are
Stone canal in star fish is associated with
In Sea urchin, Aristotle's lantern is a part of
Animals with radial symmetry in adults and bilateral symmetry in larvae are