Rank
Sheet
PYQ Explorer
Topper Copies
Practice
Pricing
Sign in
Home
/
PYQ Explorer
/
Vaccine
Vaccine
1 UPSC Mains questions on this topic (2022–2022), with real topper answers where available.
GS-3
Q11. What is the basic principle behind vaccine development? How do vaccines work? What approaches were adopted by the Indian vaccine manufacturers to produce COVID-19 vaccines? What is the main task of India’s third moon mission which could
2022 · 15 marks
← Browse the full PYQ Explorer