'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
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
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 |
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 |
Which of the following is not lymphoid tissue?
1. | Spleen | 2. | Tonsils |
3. | Pancreas | 4. | Thymus |
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 |
(a) | |
(b) | |
Molecule | Source | Use | |
1. | (a) Cocaine | Erythroxylum coca | Accelerates the transport of dopamine |
2. | (b) Heroin | Cannabis Sativa | Depressant and slows down body functions |
3. | (b) Cannabinoid | Atropa belladonna | Produces hallucinations |
4. | (a) Morphine | Papaver somniferum | Sedative and painkiller |
Identify a non-infectious disease amongst the following:
1. | Malaria | 2. | Hemophilia |
3. | AIDS | 4. | Hepatitis |
Identify the correct statement regarding typhoid fever in human beings:
1. | It is caused by a pathogenic protozoan Salmonella typhi |
2. | The pathogen remains confined to the small intestine |
3. | Widal test can confirm the infection very early in the disease |
4. | Intestinal perforation and death may occur in severe cases |
A common cause of pneumonia in humans is:
1. | Streptococcus pyogenes | 2. | Hemophilus influenzae |
3. | Staphylococcus aureus | 4. | Rotavirus |