A) Polygordisu
B) Gorgonia
C) Gorgonocephalus
D) Pila
Correct Answer: C
Solution :
Echinodermates (Gorgono cephalus) have radially symmetrical body as secondary character. The radial symmetry is due to sedentary or sessile model of life. The larva is bilaterally symmetrical. - The molluscus (Pila) have asymmetrical body. The development includes larva. Polygordius (Annelida) is bilaterally symmetrical animal. Larva is also formed. - Gorgonia (Coelentrata) has radially symmetrical body with tissue grade of body organization.
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