$30$ pregnant women infected with $A.I.D.S.$ are admitted to a hospital ward. How many of their children are likely to be infected with $H.I.V.$?

$HIV$ virus affects which of the following cells in the human body?
$(i)$ $T_H$ cells
$(ii)$ $T_1$ cells
$(iii)$ Mast cells
$(iv)$ Macrophages

Identify the correct sequence for the mechanism of $HIV$ infection:
$1.$ Viral $RNA$ replicates to form viral $DNA$ with the help of reverse transcriptase.
$2.$ The progeny viruses released in the blood attack other $T_H$ cells and destroy them.
$3.$ Viral $DNA$ gets incorporated into the host cell's $DNA$ and produces virus particles.
$4.$ Virus enters into macrophages.

What is the full form of $AIDS$?

How many of the following statements regarding the transmission of $AIDS$ are correct?
$(a)$ $AIDS$ is transmitted by using the belongings of an infected person.
$(b)$ It can be transmitted through organ transplantation.
$(c)$ It can be transmitted through blood donation.
$(d)$ It can be transmitted from mother to child through the placenta.
$(e)$ It spreads through droplet infection via sneezing and coughing.
$(f)$ It is transmitted from a breastfeeding mother to her child.
$(g)$ It can be transmitted through the saliva of a patient.

Which of the following statements is true regarding $AIDS$?