Which pair of diseases are caused by Virus?

a) Tetanus and Typhoid
b) Syphilis and AIDS
c) Measles and rabies
d) Sleeping sickness and whooping cough

Ans-[C] 

Explanation- The rabies virus is a neurotropic virus that causes rabies in humans and animals.Rabies transmission can occur through the saliva of animals and less commonly through contact with human saliva. Measles virus (MeV) is a single-stranded, negative-sense, enveloped (non-segmented) RNA virus of the genus Morbillivirus within the family Paramyxoviridae.

Whooping cough (pertussis) is an infection of the respiratory system caused by the bacterium Bordetella pertussis.

African trypanosomiasis or sleeping sickness is a parasitic disease of humans and other animals. It is caused by protozoa of the species Trypanosoma brucei.

Syphilis is a sexually transmitted infection caused by the bacterium Treponema pallidum subspecies pallidum.

Human immunodeficiency virus (HIV) is the virus that causes AIDS.

The causative agent of tetanus disease is Clostridium tetani, an anaerobic spore-forming bacterium, whose natural habitat is soil, dust, and intestinal tracts of various animals.

Typhoid fever is an acute illness associated with fever caused by the Salmonella typhi bacteria.