861: Consider the following statements :
1. Caffeine, a constituent of tea and coffee is a diuretic.
2. Citric acid is used in soft drinks.
3. Ascorbic acid is essential for the formation of bones and teeth.
4. Citric acid is a good substitution for ascorbic acid in our nutrition.
Which of the statements given above are correct ?
(a) 1 and 2, only
(b) 1, 2 and 3, only
(c) 3 and 4 only
(d) 1, 2, 3 and 4
862: Match List-I (Agency) with List-II (Headquarters) and select the correct answer using the codes given below the Lists:
List-I List-II
(Agency) (Headquarters)
A. United Nations Development Programme (UNDP) 1. Nairobi
B. United Nations Environment Programme (UNEP) 2. Vienna
C. United Nations Industrial Development Organization (UNIDO) 3. Berne
D. Universal Postal Union (UPU) 4. New York
Codes:
A B C D
(a) 2 3 4 1
(b) 4 1 2 3
(c) 2 1 4 3
(d) 4 3 2 1
863: The year of 'Great Divide', in Indian demography, is:
(a) 1905
(b) 1921
(c) 1947
(d) 1965
864: A lottery system has ticket numbers with eight digits. There are ten first prizes of Rs. 1.00 lakh each, one hundred second prizes of Rs. 10,000 each and one thousand third prizes of Rs. 1,000 each. At the draw of lots, an eight digit number is generated by choosing for each digit from left to right a random number in the range of 0 to Q. Any one who has a ticket with the first two digits (from left to right) matching, the chosen number gets a first prize, and so on. One individual purchases a large number of tickets at a discounted price of Re. 0.75 each. For how much money should he purchase tickets to achieve a 10% chance of winning a third prize ?
(a) Rs. 10,000
(b) Rs. 75,000
(c) Rs. 1,00,000
(d) Rs. 7,500
865: Consider the following statements:
1. The Islamic Calendar is twelve days shorter than the Gregorian Calendar.
2. The Islamic Calendar began in AD 632.
3. The Gregorian Calendar is a solar calendar.
Which of the statements given above is/are correct?
(a) 1 only
(b) 1 and 2
(c) 1 and 3
(d) 3 only