General Knowledge · General Studies
पोलियो के लिए पहली प्रभावी वैक्सीन किसने विकसित की?
- 1अल्बर्ट साबिन
- 2जोनास साल्क✓
- 3सैंडोज फूड एंड वॉटर
- 4विष्णु
सही उत्तर देखें
जोनास साल्क
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Preparing for General Knowledge?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Want more practice questions on General Studies?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in General Knowledge · General Studies