Que 68. Which one of the following is an egg-laying mammal?

(A) Duck-billed platypus
(B) Kangaroo
(C) Bandicoot
(D) Sloth

Answer - (A) Duck-billed platypus

Explanation: The platypus (Ornithorhynchus anatinus) also known as the duck-billed platypus is a semi aquatic egg-laying mammal (Monotreme) endemic to eastern Australia, including Tasmania.