Question 4 - Assertion Reasoning questions (MCQ) - Chapter 9 Class 10 - Heredity and Evolution

Assertion (A): Wings of butterfly and wings of bat are analogous organs.

Reason (R): Analogous organs have different origin and structural plan but same function.

Answer:

Analogous organs are the organs that have different origin and structural plan but same function. 

Wings of butterflies and wings of bats perform the same function, but they have different origin and structure. So, they are analogous organs.

Thus,

• The assertion is true.
• The reason is true.

So, the correct answer is (a).