NEET UG 2020 — Human Health and Diseases

Match the following diseases with the causative organism and select the correct option. <table class="pyq-table"><tbody><tr><td></td><td>Column-I</td><td></td><td>Column-II</td></tr><tr><td>(a)</td><td>Typhoid</td><td>(i)</td><td>Wuchereria</td></tr><tr><td>(b)</td><td>Pneumonia</td><td>(ii)</td><td>Plasmodium</td></tr><tr><td>(c)</td><td>Filariasis</td><td>(iii)</td><td>Salmonella</td></tr><tr><td>(d)</td><td>Malaria</td><td>(iv)</td><td>Haemophilus</td></tr></tbody></table>

The infectious stage of Plasmodium that enters the human body is

The yellowish fluid "colostrum" secreted by mammary glands of mother during the initial days of lactation has abundant antibodies $(\mathrm{IgA})$ to protect the infant. This type of immunity is called as: