Tricky Science PSLE Question

One of my tutees sent me a message to clarify the following tricky question that was set in the PSLE this year. Try to do the following question using elimination!

What is/are the characteristic(s) that only birds have but not other animals?

A: They have a beak.
B: The have wings.
C: They have feathers.

(1) A only
(2) C only
(3) A and C only
(4) B and C only

Put on your thinking cap and try to solve this question.


Answer: 2

Explanation: Some pupils will be tricked into choosing option 3. However, a platypus is a mammal but has a beak known as a bill. Birds are the only animals that have feathers.