2571: In the year 2008, which one of the following conducted a complex scientific experiment in which sub-atomic particles were accelerated to nearly the speed of light?
(a) European Space Agency
(b) European Organization for Nuclear Research
(c) International Atomic Energy Agency
(d) National Aeronautics and Space Administration
2572: In which type of rocks are metals like gold and copper mostly found?
(a) Old igneous
(b) Old metamorphic
(c) Old sedimentary
(d) New metamorphic
2573: Liberty, Equality and Fraternity, this inspiration was derived from:
(a) American Revolution
(b) French Revolution
(c) Russian Revolution
(d) None of the above
2574: Assertion (A) :
The frequency of floods in North Indian plains has increased during the last couple of decades.
Reason (R) :
There has been reduction in the depth of river valleys due to deposition of silt.
(a) Both A and R are true, and R is the correct explanation of A
(b) Both A and R are true, but R is not a correct explanation of A
(c) A is true, but R is false
(d) A is false, but R is true
2575: Which of the following statements about the monsoon in India is incorrect?
(a) South-West monsoon are on-shore winds
(b) North-East monsoon are off-shore winds
(c) The monsoons retreat gradually
(d) The onset of the monsoon is from West Bengal only