4521: Decomposition of organic matter is due to:
(a) Virus
(b) Fungi
(c) Bacteria
(d) None of these
4522: The first Trade Union in India was:
(a) Madras Labour Union
(b) Bombay Postal Union
(c) Printers Union of Calcutta
(d) All India Trade Union Congress
4523: Which one of the following is paramagnetic in nature ?
(a) Iron
(b) Hydrogen
(c) Oxygen
(d) Nitrogen
4524: In which of the following shapes can a 1 kg plastic sheet be moulded so as to have minimum surface area?
(a) Cylindrical
(b) Spherical
(c) Conical
(d) Cubical
4525: Who among the following was a proponent of Fabianism as a movement?
(a) Annie Besant
(b) A. O. Hume
(c) R. Palme Dutt
(d) Michael Madhusudan Dutt