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Q. No.All the following diseases of mankind are vector-borne except:
1.
Dengue
2.
Chikungunya
3.
Ascariasis
4.
Filariasis
Subtopic: Ascariasis & Filariasis |
79%
From NCERT
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Consider the following statements:
| I: | Innate immunity is a non-specific type of defense that is present at the time of birth. |
| II: | Acquired immunity is pathogen-specific and is characterized by memory. |
| III: | Memory-based acquired immunity developed in higher vertebrates based on the ability to distinguish self from non-self. |
Which of the above statements are true?
| 1. | I and II only | 2. | I and III only |
| 3. | II and III only | 4. | I, II and III |
Subtopic: Details of Immunity |
87%
From NCERT
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Consider the following statements:
| I: | Plasmodium falciparum causes malignant tertian malaria. |
| II: | Release of hemosiderin from burst RBCs is responsible for paroxysms of malarial attacks. |
| III: | Sporozoites are the infectious forms of Plasmodium. |
Which of the above statements are true?
| 1. | I and II only | 2. | I and III only |
| 3. | II and III only | 4. | I, II, and III |
Subtopic: Treatment & Life Cycle of Malaria |
79%
From NCERT
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Which of the following are the reason(s) for Rheumatoid arthritis? Choose the correct option.
| i: | The ability to differentiate pathogens or foreign molecules from self-cells increases. |
| ii: | Body attacks self cells. |
| iii: | More antibodies are produced in the body. |
| iv: | The ability to differentiate pathogens or foreign molecules from self-cells is lost. |
| 1. | i and ii | 2. | ii and iv |
| 3. | iii and iv | 4. | i and iii |
Subtopic: Allergies & Autoimmunity |
87%
From NCERT
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Subtopic: Common Cold & Malaria Introduction |
87%
From NCERT
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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 |
81%
From NCERT
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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 |
71%
From NCERT
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Interferons are secreted by:
| 1. | Single stranded viruses | 2. | Double stranded viruses |
| 3. | Bacteria infected cells | 4. | Virus infected cells |
Subtopic: Details of Immunity |
89%
From NCERT
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A drug that would not be helpful in the treatment of allergies is:
1.
Antibiotics
2.
Antihistaminics
3.
Steroids
4.
Adrenaline
Subtopic: Human Immune System |
72%
From NCERT
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Secondary lymphoid organs:
| 1. | Are those where immature lymphocytes differentiate |
| 2. | Provide a site of interaction between lymphocytes and antigens |
| 3. | Are formed after birth |
| 4. | Are bone marrow and MALT |
Subtopic: Details of Immunity |
81%
From NCERT
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