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December 29, 2020 - Daily Quiz

Editorial analysis for UPSC Mains & Prelims relevance.

29 Dec 2020
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GS Linked
PYQ Based
1. Which of the following statements are correct about metals?
  1. Metals are lustrous.
  2. These are good conductors of heat and electricity.
  3. They can be converted into wire.
  4. They are malleable.
Choose the correct option: (a) Both 1 and 4 (b) Both 1 and 3 (c) Both 3 and 4 (d) All the above 2. What value should come in place of question mark (?) in the following number series 22, 42, 64, 88 ? (a) 112 (b) 118 (c) 116 (d) 114
3. Which of the following Supreme Court decisions stated that the Directive Principles of State policy cannot override fundamental rights? (a) In State of Madras Vs. Champakam Dorairajan (b) In Keshavananda Bharti vs. UOI (c) In Minerva Mills vs. UOI (d) In Unna Krishnan vs. State of Andhra Pradesh 4. Three measuring rods are 64 cm,80 cm and 96 cm in length . What is the least length of cloth that can be measured exact number of times using any one of these rods? (a) 9.60 m (b) 8 m (c) 9.60 cm (d) 96 m 5. Which of the following are listed as a Directive Principle of State policy?  (i) freedom in the economic field for the interest of the consumer and producer (ii) Regulation of economic system of the country to prevent concentration of wealth and means of production (iii) To ensure decent standard of living and facilities of leisure for all workers (iv) To protect and improve the environment and to safeguard forests and wildlife Choose the correct option:  (a) ii and iii (b) ii, iii and iv (c) ii and iv (d) iii and iv ANSWERS 1. (d) Metals are lustrous, good conductor of heat and electricity, high density, high melting point, malleable, ductile i.e. can be converted into wire, solid at room temperature etc. 2. (d) The series is 3² + 13 = 22,4² + 26 = 42, 5² + 39= 64,6² +52 = 88 ? = 7² + 65 = 114 3. (a)  4. (a)  5. (b)   
POSTED ON 29-12-2020 BY ADMIN

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