SSC CGL · Science — Inventors & Discoveries

Exercise and reference answers

Matching pairs

1. Left

   Telephone

   Right

   Alexander Graham Bell

2. Left

   Telegraph

   Right

   Samuel Morse

3. Left

   Penicillin

   Right

   Alexander Fleming

4. Left

   Theory of Relativity

   Right

   Albert Einstein

5. Left

   Periodic Table

   Right

   Dmitri Mendeleev

6. Left

   Indian Mathematician Aryabhata

   Right

   Approximated π and proposed Earth's rotation

Instructions

Match each invention / discovery to its inventor.