Loading...
Loading...
(2.1) Describe Bohr’s model of an atom.
(2.2) Sonic Boom and its effects.
(2.3) Three solid cubes of sides 30 cm, 40 cm and 50 cm respectively are melted and made into one cube. Find the total surface area of the new cube.
(2.4) Write a note on Mitochondria.
(2.5) In a class, the percentage of girls is 40 % of the total number of students and they are 22 in number. Find the ratio of the number of girls to the number of boys in the class.
(2.6) The sum of the digits of a two-digit number is 9. When the digits are interchanged, the resulting number exceeds the original number by 27. What is the two-digit number?
This is Question 2 from MPPSC Mains 2019 (Paper-III, Section A). It carries 60 marks with a word limit of 100 words.
MPPSC Mains requires structured, analytical answers. Keep your answer within 100 words: focus on key arguments, relevant examples, and a clear conclusion. Practice more questions from all MPPSC Mains papers.