1851: Despite being a high saving economy, capital formation may not result in significant increase in output due to
(a) weak administrative machinery
(b) illiteracy
(c) high population density
(d) high capital-output ratio
1852: Neil Armstrong was the first person to reach on the moon. While walking on the moon:
(a) His mass remained the same but weight increased
(b) His mass remained the same but weight decreased
(c) His mass as well as weight decreased
(d) His mass increased but weight remained the same
1853: Which of the following pairs are correctly matched ?
I. Idukki : Thermal power station
II. Sabarigiri : Hydro-electric project
III. Ghatprabha : Irrigation project
IV. Ramganga : Multipurpose project
Select the correct answer by using the codes given below :
Codes :
(a) II, III and IV
(b) I, II, III and IV
(c) III and IV
(d) I and II
1854: With reference to the Indian history of art and culture, consider the following pairs: Famous work of Site Sculpture
1. A grand image : Ajanta of Buddha's Mahaparinirvana With numerous celestial musicians above and the sorrowful figures of his followers below
2. A huge image of : Mount Abu Varaha Avatar (boar Incarnation) of Vishnu, as he rescues Goddess Earth from the deep and chaotic waters sculpted on rock
3. "Arjuna's Penance"/ : Mamallapuram "Descent of Ganga" sculpted on the surface of huge boulders
Which of the pairs given above is/are correctly matched?
(a) 1 and 2 only
(b) 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
1855: Acid precipitation is now regarded as a serious problem in some European and Asian countries. Its major cause or source is
(a) discharge of acidic effluents onto neutral or slightly alkaline land where the acidic components precipitate
(b) emissions of sulphur oxides and nitrogen oxides from thermal power plants and burning of fossil fuels; these oxides dissolve in atmospheric water vapour and fall back on earth as acid rain
(c) natural carbon dioxide released during respiration of living organisms dissolves in water, forming carbonic acid which is the chief contributor to acidity in rain water
(d) chloro-fluoro-carbons readily react with various chemicals near the earth's surface, producing acidic intermediates which cause acid precipitation