Reptiles are different from amphibians in

Diploblastic animals occur in:

Which one of the following phyla is correctly matched with its two general characteristics?

Select the incorrect statements from the following:
$A$. Digestive system in Platyhelminthes is incomplete.
$B$. Bilateral symmetry is a characteristic feature of adult Echinoderms.
$C$. Pseudocoelom is possessed by Aschelminthes.
$D$. Notochord is persistent throughout life in the class Chondrichthyes.
$E$. Members of class Reptilia maintain a constant body temperature.

Match the following columns:

Column-$I$	Column-$II$
$A$. Physalia	$1$. Liver fluke
$B$. Taenia	$2$. Sycon
$C$. Fasciola	$3$. Tapeworm
$D$. Scypha	$4$. Portuguese man-of-war

Select the correct matching sequence:

Choose the correct option for the following statements:
$(i)$ Birds are oviparous / viviparous animals showing internal fertilization.
$(ii)$ In cartilaginous fishes,gill slits are without operculum / with operculum.