Question

Pick out the odd ones:
i) AIDS : Retro virus, lymphocytes, BCG, ELISA
ii) Bacterial disease : Rabies, cholera, common cold, influenza
iii) DPT vaccine : Diphtheria, tuberculosis, pertusis, tetanus
iv) Infective stage of Plasmodium in humans : Sporozoites, merozoites, trophozoites,
gametocytes.
v) Mental dimension : brightness of skin, normal metabolism, no black rings around
eyes, knows his capacity

TNSCERT Class 10 Biology Ch 2 Immune System

Answer 1

1. BCG
2.Rabies
3.tuberculosis
5. no black rings around eyes

Answer 2

1.BCG
2.Rabies
3. Tuberculosis
4.Sporozoites
5.No black rings around eyes