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Elephantiasis, or filariasis, is caused by
AWuchereria
BAscaris
CEntamoeba
DPlasmodium
Answer & Solution
Correct answer: A. Wuchereria
1. Filariasis is a chronic disease of the lymphatic vessels.
2. Wuchereria is the filarial worm responsible.
3. Ascaris, the common round worm, causes intestinal infection instead.
4. Gross deformity of the lower limbs follows long standing lymphatic obstruction.
_Source: NCERT Class 12 Biology Ch7 'Human Health and Disease', section 7.1_
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