Pellagra is the disease caused by the deficiency of vitamin B3 or niacin in the diet. Skin develops many anomalies in this disease.

Correct Option: D

Pellagra is the disease caused by the deficiency of vitamin B3 or niacin in the diet. Skin develops many anomalies in this disease.

Diphtheria is caused by a bacterium Corynebacterium diphtheria, Polio is a fatal viral disease, small pox is also a viral disease. Rabies is also viral disease.

Correct Option: D

Diphtheria is caused by a bacterium Corynebacterium diphtheria, Polio is a fatal viral disease, small pox is also a viral disease. Rabies is also viral disease.

The primary diagnostic test to detect AIDS is ELISA, if antibodies are detected in it, then Western blotting is done for final confirmation of HIV.

Correct Option: C

The primary diagnostic test to detect AIDS is ELISA, if antibodies are detected in it, then Western blotting is done for final confirmation of HIV.

No-24 is used as a radionuclide which is injected into the human bloodstream to detect any clots. The half-life of Na-24 is 15.6 hrs.

Correct Option: D

No-24 is used as a radionuclide which is injected into the human bloodstream to detect any clots. The half-life of Na-24 is 15.6 hrs.

Japanese encephalitis is a viral disease caused by viruses of family Flaviviridae. Domestic pigs and herons are the potential reservoirs of these viruses.

Correct Option: B

Japanese encephalitis is a viral disease caused by viruses of family Flaviviridae. Domestic pigs and herons are the potential reservoirs of these viruses.