Top 250+ Solved History and Philosophy of Science MCQ Questions Answer

From 211 to 225 of 295

Q. Chromosomes were discovered by ……..

a. William Bateson

b. Darwin

c. Wather Flemming

d. Pasteur

  • c. Wather Flemming

Q. The number of genes in the human body is ………

a. Between 20 and 250000

b. About 1 million

c. Close to 5 million

d. Above 1 billion

  • a. Between 20 and 250000

Q. Among the fundamental particles, the first to be discovered was …….

a. Proton

b. Electron

c. Neutron

d. Positron

  • a. Proton

Q. Raman effect was discovered by ……….

a. Chandrasekhara Vankata Raman

b. Neils Bohr

c. J.J.Thomson

d. Newton

  • a. Chandrasekhara Vankata Raman

Q. Newtrons were discovered by ………..

a. Neils Bohr

b. J.J.Thomson

c. James Chadwick

d. Otto Hahn

  • c. James Chadwick

Q. Positron was discovered by ……….

a. James Chadwick

b. Otto Hahn

c. Carl D. Anderson

d. Darwin

  • c. Carl D. Anderson

Q. The term ‘Nanotechnology’ refers to ..,……..

a. Extreme miniaturization.

b. Operations involving particles of one nanometer or less.

c. Operations in the scale 100 nanometer or less.

d. Anything which is done at molecular level.

  • d. Anything which is done at molecular level.

Q. Who invented the Pascalina?

a. Leibniz

b. Blaise Pascal

c. Ada Lovelace

d. None of these

  • b. Blaise Pascal

Q. Telephone was invented by ………

a. Pascal

b. Lovelace

c. Alexander Graham Bell

d. None of these

  • c. Alexander Graham Bell

Q. Radio was invented by ……..

a. Lovelace

b. Marconi

c. Graham Bell

d. Pascal

  • b. Marconi

Q. The first binary, stored programme computer was …….

a. UNIVAC

b. ENIAC

c. EDVAC

d. None of these

  • c. EDVAC

Q. The world’s first commercial computer was ……..

a. UNIVAC

b. ENIAC

c. EDVAC

d. None of these

  • a. UNIVAC

Q. The term nanotechnology was first coined by ………

a. Norio Taniguchi

b. John von Neumann

c. Ada Lovelace

d. Pascal

  • a. Norio Taniguchi

Q. The smallest and strangest of the fundamental particles are ……

a. Positrons

b. Neutrons

c. Neutrions

d. Atoms

  • c. Neutrions

Q. The Greek word philo means ……

a. To respect

b. To love

c. Top hate

d. To know

  • b. To love
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