Question

Identify the odd term in each set and name the category which the others belong to.

1.(a)Mercury (b) lead (c) Thalassemia (d) Potassium cyanide

2.(a)Polio (b) Pertussis (c) cholera (d) Typhoid

3. (a) Filariasis (b) Malaria (c) Ascariasis (d) Taeniasis

categorys:
-dietary deficiency diseases
-caused by viruses
-caused by bacteria
-caused by protozoa
-caused by worms

Answer 1

Answer:

1 - Thalassemia, others are heavy metal and harmful compounds

2 - Polio, others belong to diseases caused by bacteria

3 - Malaria, others belong to diseases caused by worms