This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
The infective form of malarial parasite through a blood transfusion is 
Select and explain. 
A. Merozoite, B. Trophozoite, C. Sporozoite, D. Schizont
B: Trophozoite
Answer: B: Trophozoite 
Explanation: Modes of Malaria Transmission:
• Bite of female anopheline mosquitoes:
– Infective forms: Sporozoites Transfusion malaria
• Injection of blood of a malaria patient containing asexual forms:‘Trophozoite induced malaria’ –
– Transfusion malaria
– Congenital malaria
– Malaria in drug addicts