421: Consider the following statements about acetylene :
I. It is used in welding industry.
II. It is raw material for preparing plastics.
III. It is easily obtained by mixing silicon carbide and water.
Of these statements :
(a) I and II are correct
(b) I and III are correct
(c) II and III are correct
(d) I, II and III are correct
422: Which one of the following is a man made cereal NOT found in nature?
(a) Dwarf wheat
(b) Hybrid maize
(c) Triticale
(d) Soya bean
423: Which one of the following was NOT proposed by the 73rd Constitutional Amendment in the area of Panchayati Raj?
(a) Thirty percent seats in all elected rural local bodies will be reserved for women candidates at all levels
(b) The States will constitute their Finance Commissions to allocate resources to Panchayati Raj Institutions
(c) The Panchayati Raj elected functionaries will be disqualified to hold their offices if they have more than two children
(d) The elections will be held in six months time if Panchayati Raj bodies are superceded or dissolved by the State government
424: The All India Muslim League was formed in 1906 at
(a) Aligarh
(b) Dhaka
(c) Delhi
(d) Karachi
425: Which of the following is the chief characteristic of 'mixed farming'?
(a) Cultivation of both cash crops and food crops
(b) Cultivation of two or more crops in the same field
(c) Rearing of animals and cultivation of crops together
(d) None of the above