Cellular oncogenes can be best explained as

1.  Mutated gene.

2.  Present in normal cells.

3.  Present only in the cells of benign tumour.

4.  Genes due to which cells loose the property of contact inhibition.

Subtopic:  Cancer |
 57%
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Vaccines are available for the disease like

I.   Polio.

II.  Diphtheria.

III. Pneumonia.

IV. Tetanus.

1.  I, II, III & IV

2.  I and IV only

3.  I only

4.  I, II & IV only

Subtopic:  Active & Passive Immunity |
 60%
From NCERT
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Odd one out?

1.  PMNL-neutrophils.

2.  Monocytes.

3.  Natural killer cells.

4.  Interferons.

Subtopic:  Details of Immunity |
 89%
From NCERT
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The mode of transmission for all the following human diseases is primarily by droplet infection except for:

1.  Pneumonia

2.  Diphtheria

3.  Influenza

4.  Polio

Subtopic:  Introduction |
 71%
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Select the option where all columns are correctly matched:

Disease

Causative organism

Feature

1.

Malignant malaria

Plasmodium ovale

Cerebral involvement

2.

Typhoid

Salmonella typhi

Confirmed by the VDRL test

3.

Elephantiasis

Wuchereria bancrofti

Waterborne disease

4.

Ringworm

Microsporum

Intense itching

Subtopic:  Introduction |
 81%
From NCERT
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The fetus receives some antibodies from their mother, through the placenta. This is an example of:

1.  Naturally acquired passive immunity

2.  Artificially acquired passive immunity

3.  Naturally acquired active immunity

4.  Artificially acquired active immunity

Subtopic:  Active & Passive Immunity |
 80%
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Which of the following drugs has a potent stimulating action of central nervous system?

1. Morphine

2. Cocaine

3. Barbiturate

4. Benzodiazepine

Subtopic:  Drugs & Alcohol Abuse |
 62%
From NCERT
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A cell:
I. Loses the property of contact inhibition
II. Shows uncontrolled proliferation
III. Invades the neighboring tissues

This cell is probably:

1. Mutated

2. Cancerous

3. Dedifferentiated

4. Apoptotic

Subtopic:  Cancer |
 96%
From NCERT
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Which of the following is very effective sedative and pain killer?

1.  Cocaine.

2.  Heroin.

3.  Morphine.

4.  Cannabis extract.

Subtopic:  Drugs & Alcohol Abuse |
 91%
From NCERT
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Which of the following represents the form of Plasmodium that is released from the erythrocyte by lysis?

1. Trophozoite

2. Schizont

3. Merozoite

4. Macrogametocyte

Subtopic:  Treatment & Life Cycle of Malaria |
 56%
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