Identify the correct pair representing the causative agent of typhoid fever and the confirmatory test for typhoid.
1. Salmonella typhi/Widal test
2. Plasmodium vivax/UTI test
3. Streptococcus pneumoniae/Widal test
4. Salmonella typhi/Anthrone test
The drug called 'Heroin' is synthesized by:
1. | nitration of morphine | 2. | methylation of morphine |
3. | acetylation of morphine | 4. | glycosylation of morphine |
Colostrum, the yellowish fluid, secreted by the mother during the initial days of lactation is very essential to impart immunity to newborn infants because it contains:
1. | Immunoglobulin A | 2. | Natural killer cells |
3. | Monocytes | 4. | Macrophages |
Which of the following immune responses is responsible for the rejection of kidney graft?
1. Cell-mediated immune response
2. Auto-immune response
3. Humoral immune response
4. Inflammatory immune response
Humans have acquired an immune system that produces antibodies to neutralize pathogens. Still innate immune system is present at the time of birth because it:
1. | is very specific and uses different macrophages |
2. | produces memory cells for mounting a fast secondary response |
3. | has natural killer cells that can phagocytose and destroy microbes |
4. | provides passive immunity |
Coca alkaloid or cocaine is obtained from:
1. | Papaver somniferum | 2. | Atropa belladonna |
3. | Erythroxylum coca | 4. | Datura |
The infectious stage of plasmodium that enters the human body is:
1. Sporozoites
2. Female gametocytes
3. Male gametocytes
4. Trophozoites
Match the following diseases with the causative organism and select the correct option.
Column-I | Column-II | ||
(a) | Typhoid | (i) | Wuchereria |
(b) | Pneumonia | (ii) | Plasmodium |
(c) | Filariasis | (iii) | Salmonella |
(d) | Malaria | (iv) | Haemophilus |
(a) | (b) | (c) | (d) | |
1. | (iii) | (iv) | (i) | (ii) |
2. | (ii) | (i) | (iii) | (iv) |
3. | (iv) | (i) | (ii) | (iii) |
4. | (i) | (iii) | (ii) | (iv) |
Identify the wrong statement with a reference to immunity.
1. | When ready-made antibodies are directly given, it is called “Passive immunity". |
2. | Active immunity is quick and gives a full response. |
3. | Foetus receives some antibodies from the mother, it is an example of passive immunity |
4. | When exposed to antigen(living or dead) antibodies are produced in the host's body. It is called "Active immunity |
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) |