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Q. No.
Assertion(A):
Blood cells involved in inflammatory reactions are basophils.
Reason(R):
Antibodies in our body are complex glycoproteins.
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.
Both (A) and (R) are false.
Subtopic: Details of Immunity | Allergies & Autoimmunity |
76%
From NCERT
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| Assertion(A): | The treatment of snake bit by antivenom is artificially acquired passive immunity. |
| Reason(R): | Snake's venom is a type of lipoprotein. |
| 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. | Both (A) and (R) are false. |
Subtopic: Details of Immunity | Human Immune System |
50%
From NCERT
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| Assertion(A): | MALT constitutes about 50% of the lymphoid tissue in human body. |
| Reason(R): | Lymphoid tissue is located within the lining of the major tracts like respiratory, digestive and urinogenital tract. |
| 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. | Both (A) and (R) are false. |
Subtopic: Human Immune System |
50%
From NCERT
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Match the columns:
1. A = (iv); B = (iii); C = (i); D = (ii)
2. A = (iv); B = (i); C = (ii); D = (iii)
3. A = (iii); B = (i); C = (iv); D = (ii)
4. A = (ii); B = (i); C = (iv); D = (iii)
| Column-I | Column-II | ||
| A. | Poppy plant | (i) | Etythroxylun |
| B. | Hemp plant | (ii) | Theobroma |
| C. | Coca plant | (iii) | Cannabis |
| D. | Cocoa plant | (iv) | Papaver |
1. A = (iv); B = (iii); C = (i); D = (ii)
2. A = (iv); B = (i); C = (ii); D = (iii)
3. A = (iii); B = (i); C = (iv); D = (ii)
4. A = (ii); B = (i); C = (iv); D = (iii)
Subtopic: Drugs & Alcohol Abuse |
89%
From NCERT
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Read the following statements :
(i) Humoral immunity consists of B-lymphocytes which produce antibodies that circulate in the body fluids
(ii) Cell mediated immunity consists of T-lymphocytes
(iii) Humoral immunity does not respond to transplants
(iv) Cell mediated immunity reacts against transplants
(v) Humoral immunity provides immunity against cancer but cell mediated immunity does not
How many of the above statements are correct?
1. Four
2. Five
3. Three
4. Two
(i) Humoral immunity consists of B-lymphocytes which produce antibodies that circulate in the body fluids
(ii) Cell mediated immunity consists of T-lymphocytes
(iii) Humoral immunity does not respond to transplants
(iv) Cell mediated immunity reacts against transplants
(v) Humoral immunity provides immunity against cancer but cell mediated immunity does not
How many of the above statements are correct?
1. Four
2. Five
3. Three
4. Two
Subtopic: Active & Passive Immunity |
From NCERT
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| Assertion (A): | Both mind and mental health can affect health. |
| Reason (R): | Mind influences, through our neural system and endocrine system, our immune system. |
| 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: Introduction |
84%
From NCERT
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Assertion (A): An antibody is represented as H2L2.
Reason (R): An antibody molecule has two heavy chains and two light chains.
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.
Reason (R): An antibody molecule has two heavy chains and two light chains.
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 |
92%
From NCERT
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Assertion (A): Recombinant DNA Technology has not contributed much to the greater availability of immunization.
Reason (R): RDT has allowed the production of antigenic polypeptides of pathogens.
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.
Reason (R): RDT has allowed the production of antigenic polypeptides of pathogens.
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: Active & Passive Immunity |
78%
From NCERT
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| Assertion(A): | AIDS patients are not isolated from family and society. |
| Reason(R): | AIDS spreads through mere touch and physical contact. |
| 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: AIDS |
89%
From NCERT
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| Assertion (A): | Smoking and drug habits are more likely to be taken up during adolescence. |
| Reason (R): | It is best to identify the situations that may push an adolescent towards the use of drugs or alcohol. |
| 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: Drugs & Alcohol Abuse |
63%
From NCERT
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