Animals that exhibit bilateral symmetry in the larval stage and radial (pentamerous) symmetry in the adult stage belong to the phylum:
- AMollusca
- BCnidaria
- CEchinodermata
- DAnnelida
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Similar Questions
Water vascular system (ambulacral system) is found in ...................
Which of the following terms is $NOT$ applicable to the phylum Echinodermata?
Medium
View SolutionMatch column-$I$ with column-$II$ :
Column-$I$ Column-$II$ $(i)$ Asterias $(a)$ Brittle star $(ii)$ Echinus $(b)$ Sea lily $(iii)$ Antedon $(c)$ Sea urchin $(iv)$ Ophiura $(d)$ Star fish
| Column-$I$ | Column-$II$ |
| $(i)$ Asterias | $(a)$ Brittle star |
| $(ii)$ Echinus | $(b)$ Sea lily |
| $(iii)$ Antedon | $(c)$ Sea urchin |
| $(iv)$ Ophiura | $(d)$ Star fish |
Medium
View SolutionWhich of the following is a spiny-skinned organism?
Medium
View SolutionAssertion : Ambulacral system plays a major role in locomotion of echinoderm.
Reason : Hydraulic pressure of fluid and contraction of muscle of tube feet make possible movement of echinoderm.
Reason : Hydraulic pressure of fluid and contraction of muscle of tube feet make possible movement of echinoderm.
MediumAIIMS 2010
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