161: The Service Area Approach was implemented under the purview of

(a) Integrated Rural Development Programme

(b) Lead Bank Scheme

(c) Mahatma Gandhi National Rural Employment Guarantee Scheme

(d) National Skill Development Mission
162: If X + 2Y = 2X + Y, then X2 / Y2 is equal to

(a) 0
(b) 1
(c) 2
(d) 4
163: Which one of the following National Parks has a climate that varies from tropical to subtropical, temperate and arctic?

(a) Khangchendzonga National Park
(b) Nandadevi National Park
(c) Neora Valley National Park
(d) Namdapha National Park
164: A wheel that has 6 cogs is meshed with a larger wheel of 14 cogs. When the smaller wheel has made 21 revolutions, the number of revolutions made by the larger wheel will be:

(a) 12

(b) 49

(c) 9

(d) 4
165: The chemical used as a 'fixer' in photography is

(a) sodium sulphate

(b) sodium thiosulphate

(c) ammonium persulphate

(d) borax