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Q. No.Immuno-suppressants are administered to burn-patients or during organ transplantation to suppress:
| 1. | Innate immunity | 2. | Cytokine storm |
| 3. | Humoral immunity | 4. | Cell-mediated immunity |
Subtopic: Details of Immunity |
88%
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NEET - 2022
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Give below are two statements :
Statement I: When an infected female Anopheles mosquito bites, it releases gametocytes of plasmodium into the healthy person.
Statement II: The female Anopheles mosquito takes up sporozoites of Plasmodium with blood meal from an infected person, suffering from malaria.
In the light of the above statements, choose the most appropriate answer from the options give below :
1. Statement I is correct but Statement II is incorrect
2. Statement I is incorrect but Statement II is correct
3. Both Statement I and Statement II are correct
4. Both Statement I and Statement II are incorrect
Subtopic: Treatment & Life Cycle of Malaria |
62%
From NCERT
NEET - 2022
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Which of the following reasons is mainly responsible for graft rejection in transplantation of organs ?
1. Inability of recipient to differentiate between 'self and 'non–self' tissues/cells
2. Humoral immune response only
3. Auto–immune response
4. Cell–mediated response
1. Inability of recipient to differentiate between 'self and 'non–self' tissues/cells
2. Humoral immune response only
3. Auto–immune response
4. Cell–mediated response
Subtopic: Details of Immunity |
87%
From NCERT
NEET - 2022
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Match List-I with List-II
Choose the correct answer from the options given below :
| List-I | List-II |
| (a) Cellular barrier | (i) Interferons |
| (b) Cytokine barrier | (ii) Mucus |
| (c) Physical barrier | (iii) Neutrophils |
| (d) Physiological barrier | (iv) HCI in gastric juice |
Choose the correct answer from the options given below :
| (a) | (b) | (c) | (d) | |
| 1. | (ii) | (iii) | (iv) | (i) |
| 2. | (ii) | (iii) | (i) | (iv) |
| 3. | (iii) | (iv) | (ii) | (i) |
| 4. | (iii) | (i) | (ii) | (iv) |
Subtopic: Human Immune System |
89%
From NCERT
NEET - 2022
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Identify the molecules (a) and (b) shown below and select the right option giving their source:
| (a) |  |
| (b) |  |
| Molecule | Source | Use | |
| 1. | (a) Cocaine | Erythroxylum coca | Accelerates the transport of dopamine |
| 2. | (b) Heroin | Cannabis Sativa | Depressant and slows down body functions |
| 3. | (b) Cannabinoid | Atropa belladonna | Produces hallucinations |
| 4. | (a) Morphine | Papaver somniferum | Sedative and painkiller |
Subtopic: Drugs & Alcohol Abuse |
77%
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Subtopic: Allergies & Autoimmunity |
97%
From NCERT
AIPMT - 1998
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Coca alkaloid or cocaine is obtained from:
| 1. | Papaver somniferum | 2. | Atropa belladonna |
| 3. | Erythroxylum coca | 4. | Datura |
Subtopic: Drugs & Alcohol Abuse |
87%
From NCERT
NEET - 2019
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Subtopic: Typhoid Fever |
93%
From NCERT
AIPMT - 2012
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The drug called 'Heroin' is synthesized by:
| 1. | nitration of morphine | 2. | methylation of morphine |
| 3. | acetylation of morphine | 4. | glycosylation of morphine |
Subtopic: Drugs & Alcohol Abuse |
88%
From NCERT
NEET - 2019
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Common cold differs from pneumonia in, that:
| 1. | Pneumonia is a communicable disease whereas the common cold is a nutritional deficiency disease |
| 2. | Pneumonia can be prevented by a live attenuated bacterial vaccine whereas the common cold has no effective vaccine |
| 3. | Pneumonia is caused by a virus while the common cold is caused by the bacterium Haemophilus influenzae |
| 4. | Pneumonia pathogen infects alveoli whereas the common cold affects the nose and respiratory passage but not the lungs |
Subtopic: Pneumonia & Related Questions | Common Cold & Malaria Introduction |
90%
From NCERT
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