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(2.1) Describe the uses of a convex mirror.
(2.2) A ruler drops under free fall. The distance travelled by this ruler is 21 cm. Estimate the reaction time in seconds.
(2.3) Why is NH₃ a Lewis base and BF₃ a Lewis acid? Explain.
(2.4) Write the uses of bleaching powder.
(2.5) Write a note on the endosperm of a plant.
(2.6) What is health and hygiene?
(2.7) What is the primary memory of a computer?
(2.8) What are machine-independent languages? How is code written in such languages executed by a computer?
(2.9) Aman’s age is 15 years more than three times Ravi’s age. If Aman is 60 years old, find Ravi’s age.
(2.10) The population of a city increases by 10 % annually. If the present population is 20 000, find the population after two years.
(2.11) Write a short note on National AYUSH Mission (NAM).
(2.12) Briefly describe Pulse Polio vaccination.
(2.13) Describe briefly ‘TIFR’.
(2.14) Give the names of the ‘Rashtriya Vigyan Puraskar’ awarded by the Government of India.
This is Question 2 from MPPSC Mains 2022 (GS-III). with a word limit of 50 words.
MPPSC Mains requires structured, analytical answers. Keep your answer within 50 words: focus on key arguments, relevant examples, and a clear conclusion. Practice more questions from all MPPSC Mains papers.