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प्रश्न
Which of the following animals’ body shows bilateral symmetry?
पर्याय
Star fish
Jelly fish
Earthworm
Sponge
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उत्तर
Earthworm
Explanation:
Bilateral symmetry occurs when an imaginary plane intersecting a single axis may bisect a body into two equal parts. Only earthworms exhibit such symmetry. The sponge exhibits asymmetrical body structure, whereas both the starfish and jellyfish have radial symmetry.
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