Question

$\text{Assertion(A)}$ : Different groups of animals have different mechanisms of breathing.
$\text{Reason(R)}$ : There is a wide variety of habitats and different levels of organization in different groups of animals.
In the light of above statements, choose the correct option.

• A. Both (A) and (R) are true and (R) is the correct explanation of (A)
• B. Both (A) and (R) are true but (R) is not correct explanation of (A)
• C. (A) is false, (R) is true
• D. (A) is true, (R) is false

Answer 1

The correct option is A Both (A) and (R) are true and (R) is the correct explanation of (A)

Answer (1)
Mechanisms of breathing vary among different groups of animals depending mainly on their habitats and levels of organisation.