Match List $I$ with List $II$:

List $I$	List $II$
$A.$ Common cold	$I.$ Plasmodium
$B.$ Haemozoin	$II.$ Typhoid
$C.$ Widal test	$III.$ Rhinoviruses
$D.$ Allergy	$IV.$ Dust mites

Choose the correct answer from the options given below:

Match the disease in column $I$ with the appropriate items (pathogen/prevention/treatment) in column $II$.

Column-$I$	Column-$II$
$(A)$ Amoebiasis	$(i)$ Treponema pallidum
$(B)$ Diphtheria	$(ii)$ Use only sterilized food and water
$(C)$ Cholera	$(iii)$ $DPT$ Vaccine
$(D)$ Syphilis	$(iv)$ Use oral rehydration therapy

Match the following columns:

Column $I$	Column $II$
$1.$ Pneumococci	$a.$ Attack lymphatic vessels and lymph nodes
$2.$ Plasmodium	$b.$ Attack alveoli
$3.$ Filarial worm	$c.$ Attack macrophages and helper $T$ cells
$4.$ Retrovirus	$d.$ Attack liver cells and red blood cells

Select the correct pairs of diseases and their respective symptoms.
$i$. Elephantiasis - swollen limbs especially legs, enlargement of lymph vessels and lymph nodes.
$ii$. Malaria - Infected skin which shows enlarged red rings, nails become thick, discoloured and disfigured.
$iii$. Dermatophytosis - Cyclic high fever followed by sweating and sudden shivering every two days or three days.
$iv$. Pneumonia - Dyspnea, cough produces yellow or greenish sputum or phlegm.
Choose the correct option.

Which pair represents diseases spread through the air?

Match the columns and choose the correct option.

Column-$I$	Column-$II$
$(a)$ Allergy	$(1)$ Malaria
$(b)$ Widal test	$(2)$ $AIDS$
$(c)$ $ELISA$ test	$(3)$ Typhoid fever
$(d)$ Haemozoin	$(4)$ $IgE$ antibodies