2261: 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
2262: Apart from Tamil Nadu (Neyveli), lignite is found at:

(a) Gujarat

(b) Uttar Pradesh

(c) West Bengal

(d) Orissa
2263: Consider the following:

Carbon monoxide
Methane
Ozone
Sulphur dioxide
Which of the above are released into atmosphere due to the burning of crop/biomass residue?

(a) 1 and 2 only

(b) 2, 3 and 4 only

(c) 1 and 4 only

(d) 1, 2, 3 and 4
2264: Which one of the following statements is correct?

(a) Prions are the smallest free-living cells
(b) The cell wall of Mycoplasmas is made up of amino sugars
(c) Viroids consist of a single-stranded RNA molecule
(d) Rickettsias lack cell wall
2265: Acid rain is caused by the pollution of environment by

(a) carbon dioxide and nitrogen

(b) carbon monoxide and carbon dioxide

(c) ozone and carbon dioxide

(d) nitrous oxide and sulphur dioxide