Typhoid and cholera are typical examples of _____.

1. 1. Infection diseases
   2. Air-borne diseases
   3. Water-borne diseases
   4. none of these

Autopsy is connected with _____.

1. 1. Post-mortem
   2. Study of living cells
   3. Cancer
   4. None of these

Night blindness is caused by lack of which vitamin?

1. 1. Vitamin A
   2. Vitamin B
   3. Vitamin C
   4. Vitamin D

Which of the following disease is not water-borne?

1. 1. Cholera
   2. Influenza
   3. Amoebiasis
   4. Typhoid

Which of the following diseases has posed a serious threat the world over?

1. 1. Tumour
   2. Paralytic stroke
   3. AIDS
   4. Tuberculosis

Mumps is a disease caused by _____.

1. 1. Fungus
   2. Bacterium
   3. Virus
   4. None of these

Trachoma is a disease of the _____.

1. 1. Liver
   2. Eyes
   3. Lungs
   4. Kidney

Deficiency of iron in human dies causes _____.

1. 1. Goitre
   2. Scurvy
   3. Anaemia
   4. Rickets

Short-sightedness can be corrected by _____.

1. 1. Convex lens
   2. Concave lens
   3. Convex-concave lens
   4. Concave-Convex lens

The disease Elephantiasis is caused by _____.

1. 1. Housefly
   2. Culex mosquito
   3. Anopheles mosquito
   4. Lack of vitamin B