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Question

The causative organism of elephantiasis belongs to the phylum


A

Arthropoda

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B

Protozoa

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C

Porifera

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D

Nematode

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Solution

The correct option is D

Nematode


The correct option is D:

Explanation of the correct option:

  1. Wucheria bancrofti causes lymphatic filariasis.
  2. It is characterized by chronic obstruction and fibrosis of the lymphatics.
  3. It leads to lymphedema, hydrocele, and elephantiasis (swelling of the lower limb).

Morphology of adult wucheria bancrofti:-

  1. The adult worms are slender and round.
  2. So they belong to phylum nematodes.

Final answer: The causative organism of elephantiasis belongs to the phylum Nematode.


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