Choose the correct alternative from the following : - Assertion (A) : Himalayas Once laid under the sea.
Reason (R) : Fossils of marine creatures are traced on the Himalayas.

A. BOTH A AND R ARE TRUE AND R IS THE CORRECT EXPLANATION OF A.

Choose the correct alternative from the following : - Assertion (A) : An atom is neutral despite the charged particles in it.
Reason (R) : The neutrons do not have any charge.

B. BOTH A AND R ARE TRUE BUT R IS NOT THE CORRECT EXPLANATION OF A.

Choose the correct alternative from the following : - Assertion (A) : We feel comfortable in hot and humid climate.
Reason (R) : Sweat evaporates faster in humid climate.

E. BOTH A AND R ARE FALSE

Choose the correct alternative from the following : - Assertion (A) : Plaster of Paris is used by doctors for setting fractured bones.
Reason (R) : When Plaster of Paris is mixed with water and applied around the fractured limbs, it sets into a hard mass.

A. BOTH A AND R ARE TRUE AND R IS THE CORRECT EXPLANATION OF A.

Choose the correct alternative from the following : - Assertion (A) : Most of the Himalayan rivers are perennial.
Reason (R) : They are fed by melting snow.

A. BOTH A AND R ARE TRUE AND R IS THE CORRECT EXPLANATION OF A.