In case of poriferans the spongocoel is lined with flagellated cells called

In case of poriferans, the spongocoel is lined with flagellated cells called as

Options

(a) Mesenchymal cells
(b) Ostia
(c) Oscula
(d) Choanocytes

Correct Answer:

Choanocytes

Explanation:

Choanocytes (collar cells) form the lining of spongocoel in poriferans (sponges). Flagella in collar cells provide circulation to water in water canal system.

admin:

Related Questions

  1. Chrysophytes Euglenoids Dinoflagellates and Slime moulds are included in the
  2. In a minute normal man respires
  3. How many plants in the list given below have marginal placentation
  4. Green muffler is used against which type of pollution?
  5. Fertilization of sperm and ova takes place in