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Animal Kingdom question

2023 · Q81
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Animal Kingdom question

2023 · Q81

NEETBiologyAnimal KingdomMCQ+4 / −1

Select the correct statements :

(A) Platyhelminthes are triploblastic pseudocoelomate and bilaterally symmetrical organisms.

(B) Ctenophores reproduce only sexually and fertilization is external.

(C) In tapeworm, fertilization is internal but sexes are not separate.

(D) Ctenophores are exclusively marine, diploblastic and bioluminescent organisms.

(E) In sponges, fertilization is external and development is direct.

Choose the correct answer from the options given below :

  1. A
    (A), (C) and (D) only
  2. B
    (B), (C) and (D) only
  3. C
    (A) and (E) only
  4. D
    (B) and (D) only
View written solutionFree

Correct answer: B

Option (B) is answer as it includes the correct statement i.e. (B), (C) and (D) options.

Option (C) is incorrect as platyhelminths are coelomate invertebrates and sponges show internal fertilization, thus statements (A) and (E) are incorrect.

Option (A) is incorrect as it includes statements (A).

Option (D) is incorrect as it includes only (B) and (D) statements whereas statements (C) is also correct i.e. tapeworm is a flatworm and is hermaphrodite.

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