Multiple choice

Which of the following organisms causes ‘elephantiasis’ in humans?

  1. Ascaris

  2. Spongilla

  3. Liver fluke

  4. Wuchereria
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D Correct answer
Explanation

Wuchereria bancrofti is the parasitic nematode worm that causes elephantiasis (lymphatic filariasis) in humans. It is transmitted by mosquito vectors and causes lymph vessel blockage leading to massive swelling. Ascaris causes ascariasis, Spongilla is a freshwater sponge, and Liver fluke causes liver disease.

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