686: On whose recommendation was the Constituent Assembly formed?
(a) Mountbatten plan
(b) Cripps Mission
(c) Cabinet Mission Plan
(d) Government of India Act, 1935
687: The beginning of urbanisation of the Ganges from the 6th century was mainly attributed to:
(a) Fertility of soil
(b) Trade improvement
(c) Population growth
(d) None of the above
688: Which of the following is not favourable for the formation of deltas?
(a) Calm winds
(b) Currents and tides
(c) Sheltered coast
(d) No large lakes in the river course
689: Consider the following :
1. Rice fields
2.Coal mining
3. Domestic animals
4.Coal mining Wetlands
Which of the above are sources of methane, a major greenhouse gas?
(a) 1 and 4 only
(b) 1, 2 and 3 only
(c) 2 and 3 only
(d) 1, 2, 3 and 4
690: WiMAX is related to which one of the following?
(a) Missile technology
(b) Communication technology
(c) Space technology
(d) Biotechnology