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Q. No.Subtopic: Common Cold & Malaria Introduction |
85%
Level 1: 80%+
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Subtopic: Common Cold & Malaria Introduction |
91%
Level 1: 80%+
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The mechanical carrier of the causative agent of amoebic dysentery is:
| 1. | A protozoan | 2. | House fly |
| 3. | Mosquito | 4. | Rodent |
Subtopic: Amoebiasis |
80%
Level 1: 80%+
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Aedes aegypti is not a vector for:
| 1. | Dengue | 2. | Chikungunya |
| 3. | Japanese encephalitis | 4. | Yellow fever |
Subtopic: Common Cold & Malaria Introduction | Treatment & Life Cycle of Malaria |
68%
Level 2: 60%+
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Which of the following is also sometimes called as mosquito fish?
| 1. | Bombay duck | 2. | Gambusia |
| 3. | Pacific salmon | 4. | Pomfret |
Subtopic: Common Cold & Malaria Introduction |
94%
Level 1: 80%+
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What is incorrect regarding innate immunity?
| 1. | It is present at the time of birth |
| 2. | Physiological barriers prevent microbial growth |
| 3. | Natural killers, a cellular barrier, are a type of monocyte |
| 4. | It is a non-specific type of defense |
Subtopic: Details of Immunity |
67%
Level 2: 60%+
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Anamnestic response in acquired immunity is due to the fact that it is:
| 1. | characterized by memory | 2. | pathogen specific |
| 3. | huge in magnitude | 4. | due to lymphocytes |
Subtopic: Details of Immunity |
82%
Level 1: 80%+
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B cells:
| 1. | Do not produce antibodies but help T cells produce them |
| 2. | Are pathogen specific but do not retain the memory of previous encounters |
| 3. | Lack ability to distinguish between self and non-self |
| 4. | Are involved in humoral immune response |
Subtopic: Details of Immunity |
78%
Level 2: 60%+
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In an antibody molecule, an antigen binding site is located:
1. In the constant portion
2. At the C – terminus of a heavy chain
3. Between a light and a heavy chain
4. Between two heavy chains
Subtopic: Details of Immunity |
80%
Level 1: 80%+
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Active immunity develops when:
| 1. | A host is exposed to antigens |
| 2. | Antigen presenting cells first encounter the antigen |
| 3. | T helper cells activate B cells to produce antibodies |
| 4. | When a child gets vaccinated for the first time |
Subtopic: Active & Passive Immunity |
53%
Level 3: 35%-60%
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