Q : Who was the scientist who discovered the fact that the center of the planetary system is the Sun and not the Earth?
(A) Copernicus
(B) Kepler
(C) Newton
(D) Galileo
The unit of which quantity is taken from Ohm's law?
(A) electric current
(B) resistance
(C) of potential difference
(D) electric capacitance
Artificial fission of molecules was discovered by?
(A) Dalton
(B) Fermi
(C) Rutherford
(D) Madame Curie
Who discovered hydrogen?
(A) Priestley
(B) Boyle
(C) Charles
(D) Cavendish
Who was the father of the Binomial Nomenclature of organisms?
(A) Mendel
(B) Linnaeus
(C) Lamarck
(D) Darwin
Which metal does not react with copper sulfate solution?
(A) Fe
(B) Ag
(C) Mg
(D) Zn
When bleaching powder is treated with carbon dioxide, then?
(A) it absorbs the gas
(B) chlorine gas is released
(C) there is no reaction
(D) calcium chloride is formed
The cell division which takes place without division into chromosomes is called?
(A) Mitosis
(B) mitosis
(C) meiosis
(D) sporogenesis
In which special group all multicellular animals are kept?
(A) Metazoa
(B) Protozoa
(C) Porifera
(D) Arthropoda
If the mass of a body is 'm' on the surface of the earth, its mass on the surface of the moon will be :
(A) m/6
(B) m+ 6
(C) m
(D) 6m
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