1556: Most of the explosions in mines occur due to the mixing of
(a) hydrogen with oxygen
(b) oxygen with acetylene
(c) methane with air
(d) carbon dioxide with ethane
1557: With reference to Dhrupad, one of the major traditions of India that has been kept alive for centuries, which of the following statements are correct?
1. Dhrupad originated and developed in the Rajput kingdoms during the Mughal period.
2. Dhrupad is primarily a devotional and spiritual music.
3. Dhrupad Alap uses Sanskrit syllables from Mantras.
Select the correct answer using the codes given below :
(a) 1 and 2 only
(b) 2 and 3 only
(c) 1, 2 and 3
(d) None of the above is correct
1558: Consider the following statements:
1. While members of the Rajya Sabha are associated with Committees on Public Accounts and Public Undertakings, Members of Committee on Estimates are drawn entirely from Lok Sabha.
2. The Ministry of Parliamentary Affairs works under the overall direction of Cabinet Committee on Parliamentary Affairs.
3. The Minister of Parliamentary Affairs nominates members of Parliament on Committees, Councils, Boards and Commissions etc. set up by the Government of India in the various ministries.
Which of these statements are correct?
(a) 1 and 2
(b) 2 and 3
(c) 1 and 3
(d) 1, 2 and 3
1559: Assertion (A):
A diamond sparkles more than a glass imitation cut to the same shape.
Reason (R):
The refractive index of diamond is less than that of glass.
In the context of the above two statements, which one of the following is correct ?
(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
1560: Roman settlement in India is found at
(a) Ujjain
(b) Kshudrakas
(c) Arikmedu
(d) Koshambi