Identify the correct statement from given below:
(a) VDRL test is used for syphillis
(b) Hepatitis is caused by DNA virus
(c) Duchenns muscular dystrophy is a x-linked dominant disorder
(d) Hepatitis is caused by RNA-virus
(1) a,b,d,
(2) b,c,d
(3) c only
(4) a,b,c,d

Identify the figures A, B ,C and D given below and select the correct option.

Identify the semiconductor devices whose characteristics are given below , in the order (a) ,(b) ,(c ) ,(d) : (a) (b) (c ) (d)

Identify A, B, C, D and E in the given diagram of HIV virus.

A, B and C are three common STDs. A and C are caused by bacteria whereas B is caused by a virus D. The virus D reduces the immunity of the infected person to such a low level that the person can die of even very mild diseases. Name the virus D?

A, B and C are three common STDs. A and C are caused by bacteria whereas B is caused by a virus D. The virus D reduces the immunity of the infected person to such a low level that the person can die of even very mild diseases. Out of A, B and C, which one does not have a definite cure as yet?

A, B and C are three common STDs. A and C are caused by bacteria whereas B is caused by a virus D. The virus D reduces the immunity of the infected person to such a low level that the person can die of even very mild diseases. What is B?