2841: The only land-locked country in South-east Asia is
(a) Laos
(b) Thailand
(c) Malaysia
(d) Kampuchea
2842: Age of tree can be estimated by:
(a) Counting the number of concentric rings
(b) Counting the nodes and internodes of the trunk
(c) Measuring the girth of the tree trunk
(d) Counting the number of branches
2843: Regarding "carbon credits", which one of the following statements is not correct?
(a) The goal of the carbon credit system is to limit the increase of carbon dioxide emission
(b) Carbon credits are awarded to countries or groups that have reduced greenhouse gases below their emission quota
(c) Carbon credits are traded at a price fixed from time to time by the United Nations Environment Programme
(d) The carbon credit system was ratified in conjunction with the Kyoto Protocol
2844: With reference to educational institutes during colonial rule in India, consider the following pairs :
Institution Founder
1. Sanskrit College at Benaras - William Jones
2. Calcutta Madarsa - Warren Hastings
3. Fort William College - Arthur Wellesley
Which of the pairs given above is/are correct ?
(a) 1 and 2
(b) 2 only
(c) 1 and 3
(d) 3 only
2845: A hemispherical bowl is filled to the brim with a beverage. The contents of a bowl are transferred into a cylindrical vessel whose radius is 50% more than its height. If the diameter is same for both bowl and cylinder, then the volume of the beverage in the, cylindrical vessel will be
(a) 66(2/3)%
(b) 78½%
(c) 100%
(d) more than 100% (that is, some liquid will still be left in the bowl)