Multiple Choice Questions 1. The term ‘protoplasm’ was coined by: a) Purkinje b) Robert Hooke c) Virchow d) Robert Brown Ans: a 2. Choose the correct statement from the following options. a) All cells arise from pre-existing cells only. b) Rudoll Virchow proposed the cell…Seguir leyendo
Structure Of Atom Who discovered canal rays or anode rays? a) E.Goldstein b) J.J Thomson c) Rutherford d) Dalton Ans: a Explanation: In 1886 E. Goldstein discovered the presence of new radiation in a gas discharge and called them canal rays or anode rays. These…Seguir leyendo
Motion Very Short Answer Type Questions Que:1 Mention the condition when the magnitude of the average velocity of an object is equal to its average speed. Ans: If the body moves along a straight line. Que:2 The phenomenon of motion was placed on a sound…Seguir leyendo
Motion Multiple choice questions Que:1 A particle is moving in a circular path of radius r. The displacement after half a circle would be: a) zero b) πr c) 2r d) 2 πr Ans: c Que:2 The numerical ratio of displacement and distance for a…Seguir leyendo
