BIOLOGY

JAMB 2005 - Question 5

Biology 2005 JAMB Past Questions - Question 5: An example of a radially symmetrical organism is

Choose the most appropriate option for the gap .
An example of a radially symmetrical organism is
A:
B:
C:
D:
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Correct Answer

B

Explanation

Radial symmetry is found in two phyla of the animal kingdom namelycoelenterata .e.g. hydra andechinodermata eg starfish. Radial symmetry implies that a cut through the mainaxis of the organism in several different planes will always produce identicalhalves. Other options have bilateral symmetry in which a cut through the mainaxis in only one plane will produce identical halves