Given below are the pairs of pathogens and the diseases caused by them. Which out of these is not a matching pair and why?
$(a)$ Virus - Common cold
$(b)$ Salmonella - Typhoid
$(c)$ Microsporum - Filariasis
$(d)$ Plasmodium - Malaria

Consider the given statements and select the true ones $:-$
$(A)$ Health could be defined as a state of complete physical,mental and social well-being.
$(B)$ Pathogens can enter our body by various means,multiply and never interfere with the functions of organs/organ systems.
$(C)$ Salmonella typhi is a pathogenic virus which causes typhoid fever.
$(D)$ Plasmodium reproduces asexually in liver cells and $\text{RBC}$ of human.

What does the part labeled '$A$' in the given figure represent?

Bulimia is a type of psychosis,which means . . . . . . .

Which of the following diseases are $NOT$ related to smoking?
$(1)$ Lung cancer $(2)$ Bronchitis $(3)$ Emphysema $(4)$ Coronary heart disease $(5)$ Gastric ulcers $(6)$ Bladder cancer $(7)$ Throat cancer

Match the following columns:

Column-$I$	Column-$II$
$1.$ Typhoid	$a.$ Trichophyton
$2.$ Pneumonia	$b.$ Rhinovirus
$3.$ Common cold	$c.$ Haemophilus influenzae
$4.$ Ringworm	$d.$ Salmonella typhi