Give the correct match in the following:

Column-$I$	Column-$II$
$(A)$ Flame Cells	$(p)$ Sponges
$(B)$ Collar Cells	$(q)$ Hydra
$(C)$ Stinging cells	$(r)$ Planaria
	$(s)$ Ascaris

Match the organisms given in column-$I$ with their common name given in column-$II$ and choose the correct option.

Column-$I$ (Organisms)	Column-$II$ (Common name)
$A$. Pennatula	$i$. Sea-fan
$B$. Gorgonia	$ii$. Sea-pen
$C$. Adamsia	$iii$. Sea-Anemone
$D$. Cucumaria	$iv$. Sea-cucumber

Which one of the following is a matching pair of a body feature and the animal possessing it?

Which of the following characteristics is not shared by birds and mammals?

Match the animal name in Column-$I$,its characteristic in Column-$II$,and its Phylum/Class in Column-$III$ correctly.
Column-$I$ (Animal) | Column-$II$ (Characteristic) | Column-$III$ (Phylum/Class)
$A$. Adamsia | $i$. Radial symmetry | $x$. Porifera
$B$. Petromyzon | $ii$. Ectoparasite | $y$. Cyclostomata
$C$. Ichthyophis | $iii$. Terrestrial | $z$. Reptilia
$D$. Limulus | $iv$. Body covered by chitinous exoskeleton | $w$. Pisces

Identify the correct terms for the following analogy-based questions:
$(i)$ Porifera : Asymmetrical :: Cnidaria : .........
$(ii)$ Annelida : Coelomate :: Platyhelminthes : ......