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The following questions consist of two statements – Assertion (A) and Reason (R).
Assertion (A) : Amphibians have gills as well as lungs for respiration.
Reason (R) : Amphibians were the first animals to come out of water.
Mark the correct choice as:( )
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 the correct explanation of A.
C. A is true but R is false.
D. A is false but R is true.

Answer

A
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Solution

Amphibians are organisms which posses both gills and lungs. They can survive in both water and land. Amphibians have two pairs of limbs. Amphibian skin is moist. Ichthyostegalians was the first one who came out of water.
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