Match the following columns and select the correct option:
Column I | Column II | ||
(i) | Typhoid | (a) | Haemophilus influenzae |
(ii) | Malaria | (b) | Wuchereria bancrofti |
(iii) | Pneumonia | (c) | Plasmodium vivax |
(iv) | Filariasis | (d) | Salmonella typhi |
Options: | (i) | (ii) | (iii) | (iv) |
1. | (d) | (c) | (a) | (b) |
2. | (c) | (d) | (b) | (a) |
3. | (a) | (c) | (b) | (d) |
4. | (a) | (b) | (d) | (c) |
The yellowish fluid "colostrum" secreted by mammary glands of the mother during the initial days of lactation has abundant antibodies (IgA) to protect the infant. This type of immunity is called as:
1. | Passive immunity | 2. | Active immunity |
3. | Acquired immunity | 4. | Autoimmunity |
Damage to thymus in a child may lead to:
1. A reduction in haemoglobin content of blood
2. A reduction in stem cell production
3. Loss of antibody-mediated immunity
4. Loss of cell-mediated immunity
Typhoid caused by:
1. Rickettsiae
2. Chlamydia
3. Salmonella typhi
4. Mycobacterium
Histamine is secreted by:
1. | Mast cells | 2. | Fibroblast |
3. | Histiocytes | 4. | Plasma cells |
During injury, mast cells secrete:
1. Histamine
2. Heparin
3. Prothrombin
4. Antibodies
What is a vaccine:
1. Treated bacteria, virus & protein
2. Treated algae
3. Treated fungi
4. Treated plasmodium
During viral infection, the protein formed in host cells to resist is:
1. Interferons
2. Antitoxin
3. Antibody
4. Histone
Short-lived immunity acquired from mother to foetus across the placenta or through mother's milk to the infant is categorised as:
1. | Active immunity | 2. | Passive immunity |
3. | Cellular immunity | 4. | Innate non-specific immunity |
Which fish selectively feed on larvae of mosquitoes?
1. | Gambusia | 2. | Rohu |
3. | Clarias | 4. | Exocoetus |