The star fish's pyloric caeca are organs of
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Phylum - Echinodermata
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The generic name of 'feather star' is
Madriporite or seive plate is found in
Pedicellariae are modified
The terrestrial species of Echinodermata is *
Water vascular system is found in
Sea cucumber belongs to the class
Which one of the following Echinoder-mate is found in fresh water ?
Main difference between starfishes and brittle stars is in the
The larvae of sea stars are
Spines of the body of Sea urchin are
Class Holothuroidea of phylum Echinodermat a includes
Which is not true of Echinoderms?
In which of the Echinoderm, the arms, spines and pedicellaria are absent ?
The respiratory organs in a sea star are
The common name of Antedon is
Animals which exhibit radial, pen-tamerous symmetry in adults, and bilateral symmetry amongst larvae,…
Sea cucumber belongs to class
Which of the following systems is found in Echinoderms ?
Ambulacral system or water vascular system is typically found in
The animal that moves with tube feet is
Aristotle's lantern is
Water vascular system helps in
A very well developed brain is present in
Animals with radial symmetry in adults and bilateral symmetry in larvae are
Which of the following is a living fossil ?
The star fish zygote develops into a
Aristotle's Lantern is present in
One of these is a stalked echinoderm
In star fish which of the following has dual function of locomotion and respiration
In star fish the locomotary organs are
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