- A Bacteria spread through contaminated water
- B Virus carried by Aedes mosquitoes
- C Plasmodium (protozoan)
- D Fungus that infects the lungs first
Correct answer: C. Plasmodium (protozoan)
Explanation: Malaria is caused by Plasmodium, a protozoan parasite. The four species infecting humans are P. vivax, P. falciparum (most dangerous), P. malariae, and P. ovale. It is transmitted by the female Anopheles mosquito.
Concept context
Pathogens, infectious diseases, non-infectious diseases, drugs, cancer, and public health. High NEET importance.