56: Which one of the following conditions is most relevant for the presence of life on Mars ?

(a) Atmospheric composition
(b) Thermal conditions
(c) Occurrence of ice caps and frozen water
(d) Occurrence of ozone
57: Which of the following is correct for tea?

(a) Alkaline and nicotine

(b) Alkaline and caffeine

(c) Acidic and nicotine

(d) Acidic and caffeine
58: Assertion (A):

According to Asoka's edicts social harmony among the people was more important than religious devotion.

Reason (R):

He spread ideas of equity instead of promotion of religion.

(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 a correct explanation of A
(c) A is true, but R is false
(d) A is false, but R is true
59: Which one of the following was the cause of disintegration of the Mughal Empire?

(a) War of succession among sons of Aurangzeb

(b) Attacks of Nadir Shah and Ahmad Shah Abdali

(c) Revolts of various communities like Jats, Sikhs, Rajputs, etc.

(d) All of the above mentioned factors contributed to the downfall of the Mughal Empire
60: In the context of food and nutritional security of India, enhancing the 'Seed Replacement Rates' of various crops helps in achieving the food production targets of the future. But what is/are the constraint/ constraints in its wider/greater implementation?

1. There is no National Seeds Policy in place.
2. There is no participation of private sector seed companies in the supply of quality seeds of vegetables and planting materials of horticultural crops.
3. There is a demand-supply gap regarding quality seeds in case of low value and high volume crops.

Select the correct answer using the code given below.

(a) 1 and 2
(b) 3 only
(c) 2 and 3
(d) None