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Q. No.In higher vertebrates, the immune system can distinguish between self-cells and non-self. If this property is lost due to genetic abnormality and it attacks self–cells, then it leads to:
| 1. | graft rejection | 2. | auto-immune disease |
| 3. | active immunity | 4. | allergic response |
Subtopic: Allergies & Autoimmunity |
89%
From NCERT
NEET - 2016
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| Assertion (A): | Ganja is hallucinogen. |
| Reason (R): | It alters perception, causes illusion and damages cardiovascular system. |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true and (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 |
65%
From NCERT
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In which blood corpuscles, the HIV undergoes replication and produces progeny viruses?
| 1. | Eosinophils | 2. | TH cells |
| 3. | B-lymphocytes | 4. | Basophils |
Subtopic: AIDS |
84%
From NCERT
NEET - 2023
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Which of the following immunoglobulins constitute the largest percentage in human milk?
1. IgD
2. IgM
3. IgA
4. IgG
Subtopic: Active & Passive Immunity |
88%
From NCERT
NEET - 2015
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Infection of Ascaris usually occurs by:
1. Eating imperfectly cooked pork.
2. Tse - tse fly.
3. mosquito bite.
4. drinking water containing eggs of Ascaris.
Subtopic: Ascariasis & Filariasis |
84%
From NCERT
AIPMT - 2013
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The cell-mediated immunity inside the human body is carried out by:
1. B-lymphocytes
2. Thrombocytes
3. Erythrocytes
4. T-lymphocytes
1. B-lymphocytes
2. Thrombocytes
3. Erythrocytes
4. T-lymphocytes
Subtopic: Details of Immunity |
84%
From NCERT
AIPMT - 2013
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Which one of the following statements is correct with respect to immunity?
| 1. | The antibodies against smallpox pathogens are produced by T-lymphocytes |
| 2. | Antibodies are protein molecules each of which has four light chains |
| 3. | Rejection of a kidney graft is the function of B-lymphocytes |
| 4. | Preformed antibodies need to be injected to treat the bite by a viper snake |
Subtopic: Active & Passive Immunity |
83%
From NCERT
AIPMT - 2012
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Which of the following is correct regarding AIDS causative agent HIV?
| 1. | HIV is an enveloped virus containing one molecule of single-stranded RNA and one molecule of reverse transcriptase |
| 2. | HIV is an enveloped virus that contains two identical molecules of single-stranded RNA and two molecules of reverse transcriptase |
| 3. | HIV is an unenveloped retrovirus |
| 4. | HIV does not escape but attacks the acquired immune response |
Subtopic: AIDS |
60%
From NCERT
NEET - 2016
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Match List-I with List-II
Choose the correct answer from the options given below:
| List-I | List-II | ||
| (A) | Cytokine barriers | (I) | Mucus coating of respiratory tract |
| (B) | Cellular barriers | (II) | Interferons |
| (C) | Physiological barriers | (III) | Neutrophils and Macrophages |
| (D) | Physical barriers | (IV) | Tears and Saliva |
Choose the correct answer from the options given below:
| Options: | (A) | (B) | (C) | (D) |
| 1. | (II) | (III) | (IV) | (I) |
| 2. | (III) | (I) | (IV) | (II) |
| 3. | (III) | (I) | (II) | (IV) |
| 4. | (II) | (III) | (I) | (IV) |
Subtopic: Details of Immunity |
77%
From NCERT
NEET - 2023
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The infectious stage of plasmodium that enters the human body is:
1. Sporozoites
2. Female gametocytes
3. Male gametocytes
4. Trophozoites
Subtopic: Treatment & Life Cycle of Malaria |
93%
From NCERT
NEET - 2020
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