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

In the given diagram of the life cycle of Anopheles,what does the part labeled '$A$' represent?

How does the transmission of each of the following diseases take place?
$(a)$ Amoebiasis
$(b)$ Malaria
$(c)$ Ascariasis
$(d)$ Pneumonia

Which of the following options represents the correct matching for the given table?

Column $A$	Column $B$ and $C$
$(A)$ Common Cold	$(ii)$ Rhinovirus,$(r)$ Nasal congestion/reduced olfaction
$(B)$ Pneumonia	$(i)$ Streptococcus pneumoniae,$(s)$ Fingernails turn gray to bluish
$(C)$ $AIDS$	$(iii)$ Retrovirus,$(q)$ Skin blood vessel cancer (Kaposi's sarcoma)
$(D)$ Filariasis	$(iv)$ Filarial worm,$(p)$ Swelling of limbs

Identify the odd one out in the context of drugs.

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.