3566: Electrically charged particles from space travelling at speeds of several hundred km/sec can severely harm living beings if they reach the surface of the Earth. What prevents them from reaching the surface of the Earth?
(a) The Earth's magnetic field diverts them towards its poles
(b) Ozone layer around the Earth reflects them back to outer space
(c) Moisture in the upper layers of atmosphere prevents them from reaching the surface of the Earth
(d) None of the statements (a), (b) and (c) given above is correct
3567: A trader fixed the price of an article in such a way that by giving a rebate of 10% on the price fixed he made a profit of 15%. If the cost of the article is Rs 72, the price fixed on it is
(a) Rs 82.80
(b) Rs 90.00
(c) Rs 92.00
(d) Rs 97.80
3568: With reference to the invaders in ancient India, which one of the following is the correct chronological order ?
(a) Greeks - Sakas - Kushans
(b) Greeks - Kushans - Sakas
(c) Sakas - Greeks - Kushans
(d) Sakas - Kushans - Greeks
3569: Consider the following chemicals :
1. Benzene
2. Carbon tetrachloride
3. Sodium Carbonate
4. Trichloroethylene
Which of the above is/are used as dry cleaning chemicals ?
(a) 1 Only
(b) 2 Only
(c) 1, 2 and 4 Only
(d) 1, 2, 3 and 4
3570: Match List I with List II and select the correct answer using the codes given below the Lists:
List I---List II
I. Development Programme---(A) UN India Human Development Report
II. National Council of Applied Economic Research---(B) India Development Report
III. Indira Gandhi Institute of Development Research---(C) World Development Report
IV. World Bank---(D) Human Development Report
Codes:
(a) I-D, II-A, III-B, IV-C
(b) I-D, II-B, III-A, IV-C
(c) I-B, II-C, III-D, IV-A
(d) I-B, II-A, III-D, IV-C