3736: In the context of which of the following do some scientists suggest the use of cirrus cloud thinning technique and the injection of sulphate aerosol into stratosphere?
(a) Creating the artificial rains in some regions
(b) Reducing the frequency and intensity of tropical cyclones
(c) Reducing the adverse effects of solar wind on the Earth
(d) Reducing the global warming
3737: Most of the explosions in mines occur due to the mixing of
(a) hydrogen with oxygen
(b) oxygen with acetylene
(c) methane with air
(d) carbon dioxide with ethane
3738: Consider the following statements :
1. The agreement on South Asian FreeTrade Area (SAFTA) came into effect from 1st December, 2005.
2. As per SAFTA agreement terms, India, Pakistan and Sri Lanka have to decrease their custom duties to the level of 0 to 5 percent by the year 2013.
Which of the statements given above is/are correct ?
(a) 1 only
(b) 2 only
(c) Neither 1 nor 2
(d) Both 1 and 2
3739: Which among the following States possesses oil resources based on geographical location?
(a) Kerala
(b) Nagaland
(c) Assam
(d) Meghalaya
3740: 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