Match the following columns:

Column-$I$	Column-$II$
$I.$ Platyhelminthes	$p.$ Malpighian tubules
$II.$ Aschelminthes	$q.$ Renette cells
$III.$ Arthropoda	$r.$ Flame cells
$IV.$ Annelida	$s.$ Nephridia

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

Which of the following statements is incorrect?

Which one of the following animals is correctly matched with its one characteristic and the taxon?

Match the following:

Column-$I$	Column-$II$
$(a)$ Trygon	$(i)$ Echinodermata
$(b)$ Ascidia	(ii) Viviparous
$(c)$ Asterias	(iii) Chondrichthyes
$(d)$ Kangaroo	(iv) Oviparous
$(e)$ Penguin	$(v)$ Urochordata

Which of the following is a correctly matched pair?