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Deuterostome body plan occurs in 

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Important Questions on Diversity of Living World

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Bilaterally symmetrical and acoelomate animals are exemplified by
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Differentiate between:

Acoelomate and pseudocoelomate

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All flatworms differ from all roundworms in having
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Disadvantage feature of mesenchyme in acoelomates is
HARD
Differentiate between protostomia and deuterostomia.
MEDIUM

Identify the types of coelom shown in A, B and C and select the option, that shows appropriate pairing of phylum with the type of coelom organisation.

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Which one of the following statements is incorrect?
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All flatworms differ from all roundworms in having
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The cross-section of the body of an invertebrate is given below. Identify the animal, which has this body plan?

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The alimentary canal is surrounded by mesenchyme in
MEDIUM
Which one of the following statements is incorrect?
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Which of the following animal is not a eucoelomate?
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In the given diagram identify the coelomic condition in the animals:-

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EASY
The given figure shows a cross section of the body of an invertebrate. Identify the animal which has such body plan.
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MEDIUM
Body cavity is the cavity present between body wall and gut wall. In some animals the body cavity is not lined by third layer between endo and ectoderm.