Laws, Theories and Discoveries Test 2 Online

1. Study of the life in outer space is ?

2. Inventor of wireless telegraphy is ?

3. Petrology deals with ?

4. Insulin was discovered by ?

5. Who discovered the earth was not the centre of the universe ?

6. The law of conservation of energy states that ?

7. Dendrology is associated with the study of ?

8. The first operational compound microscope was developed by ?

9. Cryogenics is a science dealing with ?

10. Oral polio vaccine was discovered by ?

11. Transistor was invented by ?

12. Barometer was invented by ?

13. Which of the science deals with tumour ?

14. One of the youngest sciences of the 20th century which deals with production, control and application of very low temperature is called ?

15. Nobel prize was started after the name of Alfred Nobel who invented ?