- 1(current)
Q. No.Memory cells:
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
| I: | are produced in humoral immune response |
| II: | are produced in cell mediated immune response |
| III: | are responsible for passive immunity |
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
Subtopic: Â Active & Passive Immunity |
 52%
From NCERT
Please attempt this question first.
Hints
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Regarding Active Immunity:
| I: | It involves the production of antibodies by the immune system. |
| II: | Vaccination is an example of active immunity. |
| III: | It provides immediate protection against pathogens. |
| Options | I | II | III |
| 1. | T | T | F |
| 2. | F | T | T |
| 3. | T | F | F |
| 4. | T | T | T |
Subtopic: Â Active & Passive Immunity |Â Vaccination and Immunisation |
 55%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
Read the following four statements (I-IV):
| I. | Colostrum is recommended for the newborn because it is rich in antigen |
| II. | Chikungunya is caused by a Gram-negative bacterium |
| III. | Tissue culture has proved useful in obtaining virus-free plants |
| IV. | Beer is manufactured by distillation of fermented grape juice |
How many of the above statements are wrong?
1. Three
2. Four
3. One
4. Two
Subtopic: Â Active & Passive Immunity |
From NCERT
AIPMT - 2012
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NEET 2026 - Target Batch - Vital
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NEET 2026 - Target Batch - Vital
- 1(current)
Q. No.
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