The study of snakes is called:

Match List $I$ with List $II$.

List $I$	List $II$
$A$. Taenia	$I$. Nephridia
$B$. Paramoecium	$II$. Contractile vacuole
$C$. Periplaneta	$III$. Flame cells
$D$. Pheretima	$IV$. Urecose gland

Choose the correct answer from the options given below:

Match the following columns and select the correct option.

Column-$I$	Column-$II$
$(a)$ Coelenterata	$(i)$ Parapodia
$(b)$ Arthropoda	$(ii)$ Radula
$(c)$ Annelida	$(iii)$ Malpighian tubules
$(d)$ Mollusca	$(iv)$ Cnidoblasts

Give an example of the following:
$(a)$ Roundworm
$(b)$ Fish possessing poison sting
$(c)$ $A$ limbless reptile/amphibian
$(d)$ An oviparous mammal

Flatworms and roundworms are respectively called ........

How many of the following characteristics are common to both Amphibians and Reptiles?
$a$ - Type of fertilization
$b$ - Cold-blooded (Poikilothermic)
$c$ - Development
$d$ - Oviparous
$e$ - Coelomate
$f$ - Bilateral symmetry