This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: parasitology, Subject name: Microbiology
Causative agent of malaria - 
Select and explain. 
A. Protozoa, B. Mosquito, C. Bacteria, D. Virus
A: Protozoa
Answer: A: Protozoa 
Explanation: Malarial parasite infecting human belongs to genus plasmodium. P.vivax, P.falciparum,P.malariae,p.ovale.They are protozoa causing malaria in man.In India P.vivax and P. Falciparum are very common.(refer pgno:54 baveja 3 rd edition)