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Q. No.Opportunistic infections like tuberculosis and toxoplasmosis are seen in HIV positive patients when:
1.
The B – lymphocyte counts becomes excessive
2.
The phagocytic cells stop functioning
3.
The T helper cell count gets very low
4.
The body starts making a large number of antibodies against HIV
Subtopic: AIDS |
94%
From NCERT
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The fungal Genus not responsible for causing ringworm in humans will be:
1. Microsporum
2. Trichophyton
3. Epidermophyton
4. Trichoderma
1. Microsporum
2. Trichophyton
3. Epidermophyton
4. Trichoderma
Subtopic: Fungal Infection & Concept of Immunity |
86%
From NCERT
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Which of the following vaccines has been produced by recombinant DNA technology?
1. Oral polio vaccine
2. Bacillus Calmette–Guérin vaccine
3. DPT vaccine
4. Hepatitis B vaccine
Subtopic: Active & Passive Immunity |
84%
From NCERT
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The abuse of anabolic steroids by human males can lead to the development of all the following except:
| 1. | A decrease in the size of prostate gland |
| 2. | depression |
| 3. | decreased sperm production |
| 4. | kidney and liver dysfunction |
Subtopic: Drugs & Alcohol Abuse |
57%
From NCERT
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Subtopic: Typhoid Fever |
97%
From NCERT
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Match each item in Column I with one in Column II and select the correct match from the codes given:
Codes:
| Column I | Column II | ||
| A | Antigen | P | a chemical produced by the human body in response to the presence of a foreign substance |
| B | Antibody | Q | a foreign substance that causes the human body to produce a special chemical in response to its presence |
| C | Active immunity | R | immunity acquired as a result of injection of a vaccine containing live micro-organisms |
| D | Passive immunity | S | immunity acquired as a result of the injection of a vaccine containing antibodies |
| A | B | C | D | |
| 1. | Q | P | R | S |
| 2. | Q | P | S | R |
| 3. | P | Q | R | S |
| 4. | P | Q | S | R |
Subtopic: Active & Passive Immunity | Human Immune System |
74%
From NCERT
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The yellowish fluid "colostrum" secreted by mammary glands of the mother during the initial days of lactation has abundant antibodies to protect the infant. The antibodies present belong to the class:
1. IgA
2. IgG
3. IgE
4. IgM
1. IgA
2. IgG
3. IgE
4. IgM
Subtopic: Active & Passive Immunity |
94%
From NCERT
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Match List I with List II
Choose the correct answer from the options given below:
| List I | List II | ||
| A. | Ringworm | I. | Haemophilus influenza |
| B. | Filariasis | II. | Trichophyton |
| C. | Malaria | III. | Wuchereria bancrofti |
| D. | Pneumonia | IV. | Plasmodium vivax |
Choose the correct answer from the options given below:
| Options: | A | B | C | D |
| 1. | III | II | IV | I |
| 2. | II | III | IV | I |
| 3. | II | III | I | IV |
| 4. | III | II | I | IV |
Subtopic: Pneumonia & Related Questions | Common Cold & Malaria Introduction | Ascariasis & Filariasis | Fungal Infection & Concept of Immunity |
85%
From NCERT
NEET - 2023
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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
1. Eosinophils
2. TH cells
3. B-lymphocytes
4. Basophils
Subtopic: AIDS |
82%
From NCERT
NEET - 2023
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Match List I with List II
Choose the correct answer from the options given below:
| List I | List II | ||
| A. | Heroin | I. | Effect on cardiovascular system |
| B. | Marijuana | II. | Slows down body function |
| C. | Cocaine | III. | Painkiller |
| D. | Morphine | IV. | Interferes with transport of dopamine |
Choose the correct answer from the options given below:
| Options: | A | B | C | D |
| 1. | III | IV | I | II |
| 2. | II | I | IV | III |
| 3. | I | II | III | IV |
| 4. | IV | III | II | I |
Subtopic: Drugs & Alcohol Abuse |
81%
From NCERT
NEET - 2023
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