The structure of DNA was given by:
- (A) King and Scott
- (B) Smith and Arnold
- (C) Watson and Crick
- (D) Schleidon and Schwann
- (C) Watson and Crick
James Watson and Francis Crick proposed DNA structure in:
- (A) 1922
- (B) 1933
- (C) 1953
- (D) 1963
- (C) 1953
Who promoted the idea of ‘Sterile Surgery’ for the first time?
- (A) Joseph Trot
- (B) Joseph Fisher
- (C) Joseph Lister
- (D) Joseph Espdin
- (C) Joseph Lister
Who developed the process of crystallization and distillation?
- (A) Al-Bairuni
- (B) A-Haytham
- (C) Jabir Bin Hayyan
- (D) Ibn-e-Sina
- (C) Jabir Bin Hayyan
Who forwarded the theory of use and disuse?
- (A) Darwin
- (B) Lamarck
- (C) Galileo
- (D) Mendal
- (B) Lamarck
Who was the first to propose the use of finger prints for identification?
- (A) Thomson
- (B) Baird
- (C) Francis Gallon
- (D) Spencer
- (C) Francis Gallon
Laws of Multiple Proportion was given by:
- (A) Whittle
- (B) Franklin
- (C) Dalton
- (D) Sturgeon
- (C) Dalton
The electric lines of force were introduced by:
- (A) Newton
- (B) Einstein
- (C) Coulomb
- (D) Faraday
- (D) Faraday
Who introduced mobile phone for the first time in 1973?
- (A) Robert Hook
- (B) Rutherford
- (C) Martin Cooper
- (D) John Surd
- (C) Martin Cooper
Name the scientist who first of all did some experiments with gravity? Laws of Gravitation came much later.
- (A) Newton
- (B) Galileo
- (C) Cavendish
- (D) Kepler
- (B) Galileo