Choose the correct alternative from the following : - Assertion (A) : Carbon dioxide turns lime water milky.
Reason (R) : Carbon dioxide sullies the water.

C. A IS TRUE BUT R IS FALSE.

Choose the correct alternative from the following : - Assertion (A) : Nuclear fusion is used to generate eletricity.
Reason (R) : Nuclear power is not used because it cannot be controlled.

E. BOTH A AND R ARE FALSE.

Choose the correct alternative from the following : - Assertion (A) : Pressure cookers are fitted with ebonite handles.
Reason (R) : Ebonite is strong.

C. A IS TRUE BUT R IS FALSE.

Choose the correct alternative from the following : - Assertion (A) : In India, females have higher life expectancy than the  males.
Reason (R) : Females receive a better diet.

E. BOTH A AND R ARE FALSE.

Choose the correct alternative from the following : - Assertion (A) : Most of the ancient civilisations grew near the rivers.
Reason (R) : The main occupation of man was agriculture.

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