This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: NVBDCP, NLEP, Subject name: Social & Preventive Medicine
Urban Malaria Scheme, following is not true 
Select and explain. 
A. Utilization of anti-larva measures, B. Slide positivity rate more than 10%, C. It is done in town/city with minimum 50,000 population, D. Introduction of active surveillance
B: Slide positivity rate more than 10%
Answer: B: Slide positivity rate more than 10% 
Explanation: Urban malaria has three specific criteria- Utilization of Anti-Larval measures. It is done in town/city with minimum 50,000 population. Slide positivity rate more than 5% .