Detailed explanation will be added soon. In the meantime, you can practice more questions from UPSC CSE 2019 Mains or browse the complete PYQ collection.
Answer verified by Quintessence Classes faculty — Karan Nagar, Srinagar.
More Science and Technology questions
From across UPSC, JKPSC, and JKSSB papers — same subject, different years.
RUAV-200, a coaxial rotor helicopter drone, to be used as a Mule Drone for high altitude logistics operations by the Indian Army, is deve...
With growing energy needs should India keep on expanding its nuclear energy programme? Discuss the facts and fears associated with nuclea...
Which of the following statements is/are correct?1. Viruses lack enzymes necessary for the generation of energy.
2. Viruses can be cultur...
How does 3D printing technology work? List out the advantages and disadvantages of the technology.
Assertion (A): GSAT-24 was launched aboard the French Ariane-5 rocket.
Reason (R): India currently lacks a launch vehicle capable of plac...