'Smack' is a drug obtained from the:

1. latex of Papaver somniferum

2. leaves of Cannabis sativa

3. flowers of Dhatura

4. fruits of Erythroxylum coca

Subtopic:  Drugs & Alcohol Abuse |
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The substance produced by a cell in viral infection that can protect other cells from further infection is:

1. serotonin 2. colostrum
3. interferon 4. histamine

Subtopic:  Details of Immunity |
 92%
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Transplantation of tissues/organs to save certain patients often fails due to the rejection of such tissues/organs by the patient. Which type of immune response is responsible for such rejections?

1. auto-immune response

2. humoral immune response

3. physiological immune response

4. cell-mediated immune response

Subtopic:  Details of Immunity | Active & Passive Immunity |
 88%
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Antibodies present in colostrum protects the newborn from certain diseases which are of:

1.  Ig G type 2.  Ig A type
3.  Ig D type 4.  Ig E type

Subtopic:  Details of Immunity |
 91%
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Tobacco consumption is known to stimulate the secretion of adrenaline and nor-adrenaline. The component causing this could be:

1. Nicotine 2. Tannic acid
3. Curamin 4. Catechin
Subtopic:  Drugs & Alcohol Abuse |
 97%
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Antivenom against snake poison contains:
1. Antigens
2. Antigen-antibody complexes
3. Antibodies
4. Enzymes

Subtopic:  Human Immune System |
 77%
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Which of the following is not lymphoid tissue?

1.  Spleen 2.  Tonsils
3.  Pancreas 4.  Thymus

Subtopic:  Fungal Infection & Concept of Immunity | Details of Immunity |
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Which of the following glands is large-sized at birth but reduces in size with aging?
1. Pineal
2. Pituitary
3. Thymus
4. Thyroid

Subtopic:  Details of Immunity |
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Haemozoin is a:

1. precursor of hemoglobin
2. toxin released from Streptococcus infected cells
3. toxin released from Plasmodium infected cells
4. toxin released from Haemophilus infected cells
Subtopic:  Common Cold & Malaria Introduction |
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Which of the following is not the causal organism for ringworm?

1. Microsporum 2. Trichophyton
3. Epidermophyton 4. Macrosporum

Subtopic:  Fungal Infection & Concept of Immunity |
 88%
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