146: Who among the following invented Lasers?
(a) Theodore Maiman
(b) William Morton
(c) Francis Crick
(d) Denis Papin
147: The Raga which is sung early in the morning is
(a) Todi
(b) Darbari
(c) Bhopali
(d) Bhimpalasi
148: Which of the following measures would result in an increase in the money supply in the economy?
1. Purchase of government securities from the public by the Central Bank
2. Deposit of currency in commercial banks by the public
3. Borrowing by the government from the Central Bank
4. Sale of government securities to the public by the Central Bank
Select the correct answer using the codes given below :
(a) 1 only
(b) 2 and 4 only
(c) 1 and 3
(d) 2, 3 and 4
149: In India, if a religious sect/community is given the status of a national minority, what special advantages it is entitled to ?
1. It can establish and administer exclusive educational institutions.
2. The President of India automatically nominates a representative of the community to Lok Sabha.
3. It can derive benefits from the Prime Minister's 15-Point Programme.
Which of the statements given above is/are correct?
(a) 1 only
(b) 1 and 3 only
(c) 2 and 3 only
(d) 1, 2 and 3
150: In summer, man with excess perspiration feels weak, because of the:
(a) Loss of more water through evaporation
(b) Loss of salts through evaporation
(c) Loss of carbohydrates through evaporation
(d) All factors mentioned above