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NEETBotanyAnimal Kingdom

How many statements are not correct about this organism? A- They are triploblastic, metamerically segmented and acoelomate animals. B- Their body surface is distinctly marked out into segments or metameres C- They exhibit organ-system level of body organization and radial symmetry. D- An open circulatory system is present. E- Nephridia (sing. nephridium) help in osmoregulation and excretion

Options

  1. A2
  2. B3
  3. C4
  4. D5

Correct answer

B. 3

Step-by-step solution

A, c, d are incorrect They exhibit organ-system invel of body organization and bästerad symmetry. They are triploblastic, metamerically segmented and coelomate animals. Their body surface is distinctly marked out into segments or metameres. A closed circulatory system is present. Nephridia helps in osmoregulation and excretion.

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