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Previous Years Question on General Science Set -1
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Previous years question of General Science from UPSC prelims.

Sony Mishra
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  1. Previous Years Questions on General Science Set-1 By Sony


  2. Q1. Diffusion of light in the atmosphere takes place due to A) Carbondioxide B) Dust Particles C) Helium D) Water Vapours


  3. Answer B) Dust Particles


  4. Q 2. The purpose of adding sodium sulphate and sodium silicate to the detergent in a washing powder is- 1) To keep the washing powder dry. 2) To maintain the alkalinity of the powder. Which of these statements is/are correct? A) Only 1 B) Only 2 C) Both 1 and 2 D) Neither 1 nor 2


  5. Answer C) Both the statements are true


  6. Q3. Which of the following is produced during the formation of photochemical smog? A) Hydrocarbons B) Nitrogen Oxides C) Ozone D) Methane


  7. Answer C) Ozone


  8. Q4. Who is the President of the Council of Scientific and Industrial research? A)President of India B)Vice President of India C)Prime Minister of India D)Union Minister of Science and Technology


  9. Answer C) Prime Minister of India.


  10. Q 5. What does the term 'Dolby B' and 'Dolby C' printed on tape recorders and other sound systems refer to? A) Frequency modulated system B) Amplitude modulated system C) Noise reduction circuit D) Both DC and AC power can be used


  11. Answer B) Gastrir