General Science MCQ Question Answer Set-8
|| General Science Question Answer Set-8|| General Science MCQ Set-8||
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71. In a water molecule, the ratio of mass of Hydrogen to the mass of Oxygen is always :
(a) 7:1
(b) 8:1
(c) 1:7
(d) 1:8
72. The formula C₂H₁4 respresents the hydrocarbon …….
(a) Hexene
(b) Hexane
(c) Hexyne
(d) Heptyne
73. Which of the following solution is the most acidic among them all?
(a) Solution with pH value 0
(b) Solution with pH value 1
(c) Solution with pH value 6
(d) Solution with pH value 7
74. Work done by a passenger standing on a platform holding a suitcase weighing 10 kg is :
(a) 100 J
(b) 0 J
(c) 98 J
(d) 980 J
75. By how many atomic mass units do subsequent members of homologous series differ ?
(a) 26
(b) 32
(c) 20
(d) 14
76. Which type of reproduction allows for greater variation to be generated ?
(a) Binary fission
(b) Asexual reproduction
(c) Multiple fission
(d) Sexual reproduction
77. What is the upward force exerted by water called ?
(a) Gravitation
(b)Density
(c) Buoyant force
(d) Friction
78. What will be the acceleration produced when a force of 21 N is applied on an object of mass 3 kg ?
(a) 0.007 ms-²
(b) 0.7 ms-²
(c) 7 ms-²
(d) 70 ms-²
79. The sensation of sound persists in the human brain for about:
(a) 1 sec
(b) 0.2 sec
(c) 0.1 sec
(d) 0.5 sec
80.____is a part of the male reproductive system in plants.
(a) Style
(b) Stigma
(c) Ovary
(d) Stamen
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