Image Based Question – 65801

The infestation of worm shown in the picture below is common in workers of ?

A. Step wells.

B. Ponds.

C. Fields.

D. Cotton mills.

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Correct Answer » A Explanation

The worm shown in the picture above represents Guinea worm.

Dracunculiasis or guinea worm disease is caused by the nematodeDracunculus medinensis, or Guinea worm.

Infection occurs after swallowing water containing the infected intermediate host, the crustacean Cyclops (known as copepods or water fleas).

The habit of washing and bathing in surface water and using step-wells is important for infestation.