56: 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
57: The resinous substance, shellac is obtained from
(a) Crude oil
(b) The bark of a tree
(c) An insect
(d) Distillation of wood
58: Which one of the following was an emigree Communist Journal of M.N. Roy?
(a) Kisan Sabha
(b) The Worker
(c) Vanguard
(d) Anushilan
59: Which one of the following is not a site for in-situ method of conservation of flora?
(a) Wildlife Sanctuary
(b) Botanical Garden
(c) National Park
(d) Biosphere Reserve
60: Consider the following crops :
1. Cotton
2. Groundnut
3. Maize
4. Mustard
Which of the above are Kharif crops?
(a) 1 and 2
(b) 1, 2 and 3
(c) 3 and 4
(d) 1, 2, 3 and 4