4271: Which one of the following statements is not correct?
(a) The presence of NaCl increases the rate of setting of Plaster of Paris
(b) Gypsum is added to the cement to slow down its rate of setting
(c) All alkaline earth metals form hydrated salts
(d) Barium and Strontium are found free in nature
4272: Consider the following statements:
1. The joint sitting of the two houses of the Parliament in India is sanctioned under Article 108 of the Constitution
2. The first joint sitting of Lok Sabha and Rajya Sabha was held in the year 1961
3. The second joint sitting of the two Houses of Indian Parliament was held to pass the Banking Service Commission (Repeal) Bill
Which of these statements are correct?
(a) 1 and 2
(b) 2 and 3
(c) 1 and 3
(d) 1, 2 and 3
4273: According to Gandhiji non-violence is:
(a) A way to attain truth
(b) A way to win political freedom
(c) The only way to realise God
(d) An end in itself
4274: The Chishti saint, in whose honour "Urs" is held in Ajmer every year, was
(a) Nizamuddin Auliya
(b) Moin-ud-din
(c) Nasiruddin Chiragh-i-Delhi
(d) Hamidud-Din Nagori
4275: Other than Venezuela, which one among the following from South America is a member of OPEC?
(a) Bolivia
(b) Argentina
(c) Brazil
(d) Ecuador