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NDA 2 2024 GAT, question 88

Topic: Biology

Q88

Organisms of which of the following phylum are called sponges ?

  1. (a) Coelenterata
  2. (b) Platyhelminthes
  3. (c) PoriferaCorrect answer
  4. (d) Echinodermata

Solution.

Answer: (c) Porifera

  1. Porifera are pore-bearing animals, including sponges.
  2. Water enters through numerous small pores and moves through their canal system, which supports feeding and gas exchange.