Laws, Theories and Discoveries Test 1 Online

1. The idea of Vaccination to prevent attack of measles was given by ?

2. The steam engine was invented by ?

3. Scientist associated with the success of Green Revolution is ?

4. Who is father of genetics ?

5. Who was the first to observe ultraviolet rays ?

6. Mercury thermometer was invented by ?

7. Laws of electrolysis were propounded by ?

8. Who among the following received Nobel Prize twice for the same subject ?

9. The cell theory for organism was proposed by ?

10. Albert Einstein was a ?

11. The scientist credited with the discovery of noble gases is ?

12. The velocity of light was measured by ?

13. The founder of the technique of psychoanalysis was ?

14. Electronic lam was discovered by ?

15. Ornithology is the study of ?