railway RRB Technician Grade 3 Mock Test 2024 General Science Biology Invention and Discoveries

Penicillin was invented by 

1
Edward Jenner
2
Thomson
3
Alexander Fleming
4
Robert Hook
Share: WhatsApp Telegram X

Sponsored

hivanix.in

Visit

This quiz is brought to you by hivanix.in

🌐 Web App Development

Other Tools: chatwiz.hivanix.in mmspace.hivanix.in unogame.hivanix.in

Quick Navigation

Home

Subjects

Chapters