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.
Can overuse and the availability of antibiotics without doctor’s prescription, the contributors to the emergence of drug-resistant diseas...
The extraction of aluminum is carried out by which of the following processes?
What is the technology being employed for electronic toll collection on highways? What are its advantages and limitations? What are the p...
Stem cell therapy is gaining popularity in India to treat a wide variety of medical conditions including leukaemia, Thalassemia, damaged ...
What do you understand by nanotechnology and how is it helping in the health sector?