Which virus causes Swine Flu?

Which one of the following pairs of diseases is viral as well as transmitted by mosquitoes?

Read the given statements regarding viral diseases and identify the incorrect statements.
$(1)$ The $HIV$ virus,previously known as $HTLV$,causes infectious disease.
$(2)$ The rabies virus responsible for rabies is found in the saliva of dogs.
$(3)$ Mumps is caused by the effect of a virus on the parotid gland.
$(4)$ Herpes simplex virus causes genital herpes.
$(5)$ Gonorrhea is caused by $Neisseria$ $gonorrhoeae$.
$(6)$ Dengue is a viral disease.
Identify the incorrect statements.

Identify the deadly disease caused by the Variola virus.

For which of the following diseases has a definitive vaccine not yet been developed?

Which of the following diseases are known to be caused by viruses? (In this item one or more of the answers given may be correct. Decide which are correct and mark the answer sheet according to the code)
$1.$ Burkitt's lymphoma
$2.$ Adult $T-$ cell leukemia
$3.$ Phenylketonuria