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प्रश्न
Which is not an aquatic animal?
विकल्प
Hydra
Jellyfish
Corals
Filaria
उत्तर
Filaria
Explanation -
Filaria is a disease caused by Wuchereria bancrofti, it is not an aquatic animal, whereas, Hydra is a coelentrate and is a freshwater organism. Jellyfish is marine animal. Corals are cnidarians and marine invertebrates.
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