Diphtheria is caused by

• Poison released by living bacterial cell into the host

• Poison released from the dead bacterial cell into the host

• Poison released by the virus into the host

• Excessive immune response by the body of the host

Which one of the following options is not a sexually transmitted disease?

• AIDS

• Hepatitis-B

• Pertussis

• Syphilis

Which one of the following antibodies play an important role as mediator in allergic response?

• IgE

• IgG

• IgD

• IgA

Continuous exposer to vinyl chloride may cause cancer of the

• Liver

• spleen

• vagina

• Prostate gland

Meniere’s disease is associated with

• Ear

• Eye

• Nose

• Throat

Which one of the following is a matching pair of vector and the disease?

• Culex – Filariasis

•  Housefly – Leprosy

• Aedes aegypti – Chickenpox

• Sandfly – Cholera

An occupational lung disease that occurs in humans, among those given below is

• Dyspnea

• Anthracosis

• Atelectasis

• Cyanosis

Which of the following T-cells and destroyed by HIV?

• Cytotoxic T-cells

• Killer T-cells

• Suppressor T-cells

• Helper T-cells

Who received Nobel Prize in 1951 for the development of a vaccine for yellow fever?

• Max Theiler

• Ronald Ross

• Max Delbruck

• Francis Peyton Rous

An autoimmune disease is

• AIDS

• haemophilia

• Allergy

• Myasthenia Gravis