Cell theory was propounded by _____.

1. 1. R. Virchow
   2. Robert Hooke
   3. Schleiden and Schwann
   4. William Harvey

Who invented the laser?

1. 1. Sir Frank Whittle
   2. Fred Morrisson
   3. Charles H. Townes
   4. Symour Cray

Who among the following does not have a chemical element named after him?

1. 1. Albert Einstein
   2. Enrico Fermi
   3. Isaac Newton
   4. Mendeleef

Which of the following pairs of explorers and discoveries is incorrectly matched?

1. 1. Christopher Columbus — North America
   2. James Cook — Austria and Newzealand
   3. Marco Polo — India
   4. Robert Peary — Green Land

Which of the following pairs is incorrect?

1. 1. Reontgen : X-Ray
   2. Newton    : Law of Gravitation
   3. Faraday  : Diffusion of Gases
   4. Pasteur   : Bacteriology

Who propounded the theory that the Earth revolves round the Sun?

1. 1. Galileo
   2. Newton
   3. Copernicus
   4. Kepler

Who among the following scientists is responsible for binomial nomenclature?

1. 1. Charles Darwin
   2. Carl Von Linnaeus
   3. Theopharstus, P
   4. Hooker, J.D

Synthesis id gene in the laboratory was done for the first time by _____.

1. 1. Hargobind Khorana
   2. Gregor Mendel
   3. Watson and Crick
   4. Paul Berg

The scientist credited with the discovery of noble gases is _____.

1. 1. Cavendish
   2. Madame
   3. Rutherford
   4. McDonald

Oxygen was discovered by _____.

1. 1. Rutherford
   2. William Ramsay
   3. Lavisier
   4. Neil Bohr