Laws Theories Discoveries Question and Answer

1. Who invented X-rays ?

A. Einstein
B. Marie Curie
C. Rutherford
D. Roentgen

D. Roentgen

2. The scientist whose name is always associated with the name of Charles Darwin, as a co-author of the 'Theory of Natural Selection' is

A. Ernest Haeckel
B. Alfred Russell Wallace
C. Thomas H. Huxley
D. August Weismann

C. Thomas H. Huxley

3. Gun powder was invented by

A. Alfred Nobel
B. Roger Becon
C. Alexander Flemming
D. Albert Einstein

B. Roger Becon

4. Who invented the telephone ?

A. G. Marconi
B. Alexander Graham Bell
C. Galileo
D. Thomas Alva Edison

B. Alexander Graham Bell

5. The theory of 'Survival of the Fittest' was propounded by

A. Lamarck
B. De Vries
C. Charles Darwin
D. Rudolf Virchow
 

C. Charles Darwin

6. The oral polio vaccine was discovered by

A. Robert Koch
B. Alexander Flemming
C. Jonas Salk
D. Louis Pasteur

C. Jonas Salk

7. Who first gave the theory of 'Inheritance of Acquired Characters' ?

A. Charles Darwin
B. Lamarck
C. Mendel
D. Karl Landsteiner

B. Lamarck

8. Relativity principle was propounded by

A. C.V.Raman
B. Albert Einstein
C. Isaac Newton
D. Robert Boyle

B. Albert Einstein

9. Which of the following theories was not proposed by Charles Darwin ?

A. Struggle for existence
B. Natural Selection
C. Survival of the fittest
D. Inheritance of acquired characters

D. Inheritance of acquired characters

10. Blood grouping was discovered by

A. William Harvey
B. Louis Pasteur
C. Robert Koch
D. Landsteiner

D. Landsteiner

11. Laparoscopy is connected with

A. science of tissues
B. gynecological operation
C. radar
D. study of laser beam

B. gynaecological operation

12. Cell theory was propounded by

A. Schleiden and Schwann
B. Robert Hooke
C. William Harvey
D. R.Virchow

A. Schleiden and Schwann

13. Wave theory of light was propounded by

A. Isaac Newton
B. Albert Einstein
C. Max Planck
D. Christiaan Huygens

D. Christiaan Huygens

14. Who discovered Penicillin ?

A. Dr.F.G.Banting
B. Robert Hooke
C. Alexander Flemming
D. Louis Pasteur

C. Alexander Flemming

15. Transistor was invented by

A. Shockley
B. Marconi
C. Graham Bell
D. Edison

A. Shockley