Drinking water is best made free of cyclops by -: (A) Filtration, (B) Boiling, (C) Chlorination, (D) None of the above
Answer is C. Chlorine destroys Cyclops and larvae of guinea worms in a strength of 5 ppm. This high concentration of Chlorine gives an objectionable smell and taste to drinking water REFERENCE: PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE, 25TH EDITION, PG NO. 842