NEET Previous Year Question

Read the following statements.
A. Metagenesis is observed in Helminths.
B. Echinoderms are triploblastic and coelomate animals.
C. Round worms have organ-system level of body organization.
D. Comb plates present in ctenophores help in digestion.
E. Water vascular system is characteristic of Echinoderms.
Choose the correct answer from the options given below.

Topic: NEET PYQ

Answer: C. Full step-by-step solution below.

  1. AA, B and C are correct
  2. BA, D and E are correct
  3. CB, C and E are correct
  4. DC, D and E are correct

Correct answer: C

Solution

(c) Metagenesis, i.e., alternation of generation, is observed in members of phylum Coelenterata (Cnidaria). Comb plates present in ctenophores and help in locomotion.

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