Which one of the following diseases is spread by housefly?
Dengue fever
Encephalitis
Filariasis
Typhoid
D.
Typhoid
Typhoid fever is caused by Salmonella typhi. It is a common worldwide illness transmitted by the ingestion of food or water contaminated with the faeces of an infected person, this disease is spread by housefly.
Dengue fever is a mosquito-borne tropical disease caused by the dengue virus. This may include a highfever, headache, vomiting, muscle and joint pains, and a characteristic skin rash.
Encephalitis is inflammation of the brain. It is mainly caused by viral infections. It often causes only mild flu-like signs and symptoms such as a fever or headache or no symptoms at all.
Filariasis is a parasitic disease caused by an infection with roundworms of the Filarioidea type. These are spread by blood-feeding diptera as black flies and mosquitoes. This disease belongs to the group of diseases called helminthiases.
Filariasis is caused by
dead adult filariae
microfilariae
biting of filarial worm
presence of bacteria in filarial wall
How many variable segments are present in the basic structure of antibody molecule?
One
Two
Three
Four
The genetic material of rabies virus is
double stranded RNA
single stranded RNA
double stranded DNA
ssDNA
MRI is not allowed in the following conditions except one. Identify the exception
Presence of pacemaker in the body
Pregnant women
Person suffering from stroke
Presence of metallic plate in the body for treatment of broken bones
Active immunity development is related to
natural killer cells
memory cells
helper T cells
suppressor T cells
Which one of the following leucocytes transforms into macrophages
Eosinophil
Basophil
Monocyte
Lymphocyte
