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NTA Abhyas NEET2020BotanyAnimal KingdomPractice

Which of the following organism is not radially symmetrical?

Options

  1. APila
  2. BEchinus
  3. CCucumaria
  4. DCtenoplana

Correct answer

A. Pila

Step-by-step solution

Radial Symmetry: A radial animal has a top and a bottom (or an oral and aboral side), but has no head end or rear end and no left or right. Examples of animals possessing radial symmetry are: Cnidaria, Ctenophora and Echinodermata.

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