Question

(i) Name causative agent of malaria. Which insect vector spreads it? (ii) Which step the biologists immediately took to check the disease ? (iii) Name the most common antimalarial drug being used. From where is it extracted?

Answer 1

(i) Malaria is caused by the toxins produced in human body by malarial parasite, Plasmodium. Female Anopheles mosquito.
(ii) Immediate spray of insecticides to kill adult mosquitoes as well as their larvae.
(iii) Quinine : Bark of Cinchona tree.