3641: India's contribution to Mathematics includes:

1. Number system
2. Decimal system
3. Concept of zero

(a) 1, 2 & 3
(b) 1 & 2
(c) 2 & 3
(d) 1 & 3
3642: Flood hit areas are to be immediately given medical cover. Which of the following is the most appropriate step?

(a) BCG injection

(b) Inoculation against Cholera

(c) Smallpox vaccination

(d) None of these
3643: The world's fastest computer has been able to perform (as of Dec. 1996)

(a) 10'6 operations per second

(b) 10'9 operations per second

(c) 10'12 operations per second

(d) 10'15 operations per second
3644: The dispute regarding the election of Prime Minister and President of India can be decided by:

(a) High Court

(b) Election Tribunal

(c) Chief Election Commissioner

(d) None of the above
3645: What is/are the advantage/advantages of implementing the 'National Agriculture Market' (NAM) scheme?

1. It is a pan-India electronic trading portal for agricultural commodities.

2. It provides the farmers access to nationwide market, with prices commensurate with the quality of their produce.

Select the correct answer using the code given below :

(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2