Question
Biology Question on Kingdom Animalia
What is true for mammalia:
A
Platypus is oviparous
B
Bats have feather
C
Elephant is a ovoviviparous
D
Diaphragm is absent in them
Answer
Platypus is oviparous
Explanation
Solution
Mammals are defined by the presence of mammary glands, a muscular diaphragm, skin covered in hair, and typically giving birth to live offspring, with the notable exception of the platypus, which is an egg-laying mammal (oviparous).
So, the correct option is (A): Platypus is oviparous