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Q. No. What cells in the blood are stimulated by IgE antibodies to initiate allergic response?
1. Mast cells
2. Monocytes
3. Lymphocytes
4. Basophils
Subtopic: Allergies & Autoimmunity |
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All the following diseases are caused by a bacterial pathogen except:
| 1. | Diphtheria | 2. | Measles |
| 3. | Typhoid | 4. | Plague |
Subtopic: Common Diseases in Humans |
84%
From NCERT
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The most important phagocytes in human body include:
1. Lymphocytes and Acidophils
2. Acidophils and Basophils
3. Neutrophils and Lymphocytes
4. Neutrophils and Monocytes
1. Lymphocytes and Acidophils
2. Acidophils and Basophils
3. Neutrophils and Lymphocytes
4. Neutrophils and Monocytes
Subtopic: Human Immune System |
81%
From NCERT
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What holds the polypeptide chains in the antibody molecule?
1. Hydrogen bonds
2. Van der Waals forces
3. Disulphide bonds
4. Hydrophobic interactions
1. Hydrogen bonds
2. Van der Waals forces
3. Disulphide bonds
4. Hydrophobic interactions
Subtopic: Human Immune System |
90%
From NCERT
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B lymphocytes:
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
| I: | are of two types, where one is responsible for humoral and the other for cell mediated immune response. |
| II: | secrete antibodies into body fluids. |
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Human Immune System |
70%
From NCERT
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The principle of immunisation or vaccination is based on the property of:
1. Only I
2. Only II
3. Both I and II
4. Neither I nor II
| I: | ‘memory’ of the immune system. |
| II: | ability to distinguish between self and non-self. |
2. Only II
3. Both I and II
4. Neither I nor II
Subtopic: Human Immune System |
51%
From NCERT
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In cases of snakebites, the injection which is given to the patients, contains:
1. different toxins present in snake venom
2. preformed antibodies against the snake venom
3. a cocktail of different antibiotics
4. adrenaline, noradrenaline and cortisol
1. different toxins present in snake venom
2. preformed antibodies against the snake venom
3. a cocktail of different antibiotics
4. adrenaline, noradrenaline and cortisol
Subtopic: Active & Passive Immunity |
94%
From NCERT
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Consider the given two statements:
| I: | Benign tumors normally remain confined to their original location and do not spread to other parts of the body and therefore, cause little damage. |
| II: | The malignant tumors are a mass of proliferating cells called neoplastic or tumor cells and spread to other parts of the body. |
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Cancer |
96%
From NCERT
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Which of the following is least likely to cause hallucinations?
| 1. | LSD | 2. | Cocaine |
| 3. | Atropine | 4. | Paracetamol |
Subtopic: Drugs & Alcohol Abuse |
77%
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Cirrhosis of liver is a complication most frequently associated with chronic abuse of:
| 1. | Cocaine | 2. | Atropine |
| 3. | Wine | 4. | Nicotine |
Subtopic: Drugs & Alcohol Abuse |
76%
From NCERT
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