As per WHO, leprosy is a public health problem if prevalence is -: (A) 0.10%, (B) 0.01%, (C) 0.50%, (D) 1%
Answer is B. <p> As per WHO , leprosy is a public health problem if prevalence is >0.01%. Reference:Park&;s textbook of preventive and social medicine,K.Park,23rd edition,page no:315. <\p>