Q2: MPPSC Mains 2020 Paper-III: Mains Question

(1) Describe the phenomenon of Looming.

(2) Explain the concept of anti-sound.

(3) Define nuclear fission. Why does fission release a large amount of energy?

(4) Define Hund's rule of maximum multiplicity and state the minimum number of electrons required for pairing in p, d and f orbitals.

(5) Comment on AIDS briefly.

(6) Comment on different stages of mitosis cell division.

(7) Explain about the first generation of computers.

(8) What is social media and its importance? Give any two suitable examples.

(9) A book was sold for ₹27.50 with a profit of 10%. If it were sold for ₹25.75, what would have been the percentage of profit or loss?

(10) A bag contains 50p, 25p and 10p coins in the ratio 5 : 9 : 4 amounting to ₹206. Find the number of coins of each type.

(11) Define communicable diseases and comment on types of immunity.

(12) Write short notes on Rashtriya Bal Svasthya Karyakram (RBSK) and its aims and objectives.

(13) What do you understand by soft and hard artificial intelligence while using AI?

(14) Describe briefly the work responsibilities of National Remote Sensing Centre, Hyderabad.

(15) What is the principle of working of a solar cell?

(16) Differentiate between conventional and non-conventional sources of energy.

(17) Describe in brief photochemical smog.

(18) Write briefly about ecosystem services and their valuation.

(19) What is the difference between weathering and erosion?

(20) Define the term "mineral".