Question

Match the following.

$\begin{array}{cc}\text{Column I}& \text{Column II}\\ \text{a) Pisces}& \text{1.Gills in larvae, lungs in most adults}\\ \text{b) Amphibia}& \text{2.Have mammary glands}\\ \text{c) Reptilia}& \text{3.Have wings for flight}\\ \text{d) Aves}& \text{4.Breathe through gills}\\ \text{e) Mammalia}& \text{5.Have dry scales on the body}\end{array}$

• A. a-4 b-5 c-1 d-2 e-3
• B. a-4 b-1 c-5 d-2 e-3
• C. a-4 b-1 c-5 d-3 e-2
• D. a-2 b-1 c-5 d-3 e-4

Answer 1

The correct option is C a-4 b-1 c-5 d-3 e-2

$\bullet$ Pisces, Amphibia, Reptilia, Aves and Mammalia are the classes of the phylum Chordata.
$\bullet$ The exchange of gases in Pisces occurs through gills.
$\bullet$ Amphibians are the organisms with slimy skin. Their larvae breathe through gills and most of the adults breathe through lungs.
$\bullet$ Reptiles have a dry exoskeleton.
$\bullet$ Aves have wings which enable flight.
$\bullet$ Mammals give birth to young ones and have mammary glands which produces milk to feed young ones.