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NEET 2009
Exam
NEET
Year
2009
Subject
Botany
Chapter
Animal Kingdom

NEET 2009 · Botany · Animal Kingdom

Which one of the following groups of animals is bilaterally...

Which one of the following groups of animals is bilaterally symmetrical and triploblastic?

Options

  1. ACoelenterates (cnidarians)
  2. BAschelminthes (roundworms)
  3. CCtenophores
  4. DSponges

Correct answer

B. Aschelminthes (roundworms)

Step-by-step solution

Aschelminthes are bilateral symmetrical and triploblastic animals, eg, Ascaris. Coelenterates are radially symmetrical and diploblastic animals, eg, Obelia. Ctenophores are biradial symmetrical and diploblastic animals, eg, Ctenoplana. Sponges are asymetrical or radially symmetrical and diploblastic animals, eg, Sycon.
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