Inventions and Discoveries

Here are some Inventions and Discoveries MCQs 1. Who invented the telephone?a) Alexander Graham Bellb) Thomas Edisonc) Isaac Newtond) Galileo Galilei Basic GK Five-Year Plans in India Indian festivals for competitive exams 2. Who discovered penicillin?a) Louis Pasteurb) Robert Kochc) Alexander Flemingd) Joseph Lister 3. Who invented the printing press?a) Johannes Gutenbergb) Leonardo da Vincic) … Read more