Examples of type I hypersensitivity is:
Ans. is 'c' i.e., Casoni's test(Ref: Chatterjee Parasitology, 12th/e, p. 127)* Casoni's test is type I hypersensitivity.* Arthus reaction is type III hypersensitivity.* Lepromin test and tuberculin test are type IV hypersensitivity.
Lepromin test
Tuberculin
Casoni's test
Arthus reaction
Immunology