Animal Kingdom Question 129
129. In which one of the following sets of animals do all the four give birth to young ones?
(a) Platypus, Penguin, Bat, Hippopotamus
(b) Shrew, Bat, Cat, Kiwi
(c) Kangaroo, Hedgehog, Dolphin, , Loris
(d) Lion, Bat, Whale, Ostrich
Show Answer
Answer : c
Hints & Solutions
(c) Penguin, Kiwi & Ostrich all belong to class Aves of chordata (i.e. birds) and they do not give birth to their young ones, they are oviparous, while Kangaroo, Hedgehog, Dolphin, Loris all belong to class mammalia and are viviparous.