Choose the correct alternative from the following : - Assertion (A) : Legumes revive the soil fertility. Reason (R) : Microbes in the root nodules of legumes fix the atmospheric nitrogen.
Choose the correct alternative from the following : - Assertion (A) : We feel colder on mountains than on plains. Reason (R) : Temperature decreases with altitude.
Choose the correct alternative from the following : - Assertion (A) : Banking soda creates acidity in the stomach. Reason (R) : Banking soda is alkaline.
Choose the correct alternative from the following : - Assertiona (A) : Food materials should not be soaked in water for a long time. Reason (R) : Washing leads to loss of Vitamin A and Vitamin D from the foodstuff.