In which one of the following options, the two examples are correctly

In which one of the following options, the two examples are correctly matched with their particular type of immunity?ExamplesType of immunity1. Saliva in mouth and tears in eyesPhysical barriers2. Mucus coating of epithelium lining in urogenital tractPhysiological barriers3. Polymorpho-nuclear leukocytes and monocytesCellular barriers4. Anti-tetanus and anti-snake bite injectionsActive immunity

Answer»

In which one of the following options, the two examples are correctly matched with their particular type of immunity?

Examples	Type of immunity
1. Saliva in mouth and tears in eyes	Physical barriers
2. Mucus coating of epithelium lining in urogenital tract	Physiological barriers
3. Polymorpho-nuclear leukocytes and monocytes	Cellular barriers
4. Anti-tetanus and anti-snake bite injections	Active immunity