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Q. No.Which one of the following antibodies mediates an allergic reaction?
1. IgA
2. IgG
3. IgE
4. IgD
Subtopic: Allergies & Autoimmunity |
94%
From NCERT
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Choose the correct regarding antibodies
1. IgA–Helps in allergic reaction
2. IgG–Cross placenta
3. IgE–Found in secretions
4. IgM–exist as Dimer
1. IgA–Helps in allergic reaction
2. IgG–Cross placenta
3. IgE–Found in secretions
4. IgM–exist as Dimer
Subtopic: Active & Passive Immunity |
86%
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Subtopic: Typhoid Fever |
97%
From NCERT
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Which one of the following is not a correct pair of type of cancer and origin place?
| Column I | Column II | |
| 1. | Benign tumor | Non-cancerous tumor |
| 2. | Carcinoma | Cancer of epithelial tissues |
| 3. | Lymphoma | Haematopoietic cells tumor |
| 4. | Sarcoma | Cancer of glands (secretory tissues). |
Subtopic: Cancer |
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Subtopic: Allergies & Autoimmunity |
94%
From NCERT
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Subtopic: Allergies & Autoimmunity |
90%
From NCERT
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Schizogony occurs in
1. RBC of human
2. intestine of parasite
3. liver of human
4. liver of parasite
1. RBC of human
2. intestine of parasite
3. liver of human
4. liver of parasite
Subtopic: Treatment & Life Cycle of Malaria |
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Retrovirus have genetic material
1. DNA only
2. RNA only
3. DNA or RNA only
4. either DNA or RNA only
1. DNA only
2. RNA only
3. DNA or RNA only
4. either DNA or RNA only
Subtopic: AIDS |
74%
From NCERT
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Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R
In light of the above statements, choose the correct answer from the options given below
| Assertion A: | An antibody is a protein molecules made by the lymphocytes. |
| Reason R: | An antibody binds to a specific foreign antigen and neutralizes its odd effects. |
| 1. | Both A and R are true and R is the correct explanation of A |
| 2. | Both A and R are true but R is NOT the correct explanation of A |
| 3. | A is true but R is false |
| 4. | A is false but R is true |
Subtopic: Details of Immunity |
63%
From NCERT
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Given below are two statements
In light of the above statements, choose the most appropriate answer from the options given below
| Statement I: | During anaphylactic shock, inflammatory chemicals released from immune cells trigger constriction of bronchioles and sudden dilation of peripheral blood vessels leading to precipitous drop in blood pressure. |
| Statement II: | People with severe hypersensitivities often carry an auto-injector containing the hormone epinephrine since it can counter act the allergic response. |
| 1. | Both Statement I and Statement II are correct |
| 2. | Both Statement I and Statement II are incorrect |
| 3. | Statement I is correct but Statement II is incorrect |
| 4. | Statement I is incorrect but Statement II is correct |
Subtopic: Allergies & Autoimmunity |
64%
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