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General Science GK
Sl. No. | Question - Science | Answer |
---|---|---|
61. | In high mountaneous regions bleeding through nose occurs because? | The pressure of the blood in the capillaries is higher than the outside air pressure. |
62. | Why does a man weigh more at the poles than at the equator? | Gravitational pull is more at the poles. |
63. | A body weigh more in the air than in vaccum, True or False? | False. |
64. | A gas will behave as an ideal gas at? | At very low pressure and high temperature. |
65. | Oology is the branch of science dealing with the study of? | Birds egg. |
66. | Why does a drop of liquid assume a spherical shape? | Because a sphere has the least surface for a given volume. |
67. | In photosynthesis light energy is converted into chemical energy, True or False? | True. |
68. | Work done against friction is Positive or Negative? | Negative. |
69. | When cream is separated from milk the density of milk increases or decreases? | Increases |
70. | Diamond is harder than Graphite due to difference of? | Crystalline structure. |
71. | Which combination of colours is the most convenient during day and night time? | Red and Green |
72. | In a human body, the longest bone is in the | B |
73. | An element which does not react with oxygen is | Helium |
74. | An instrument that measures and records the relative humidity of air is | Hygrometer |
75. | The different colours of different stars are due to the variation of | Temperature |
76. | Which is left when an hydrogen atom loses its electron? | A proton |
77. | The fundamental scientific principle in the operation of a battery is | Oxidation-reduction |
78. | Which metal is used to galvanise iron? | Zinc |
79. | The instrument used to measure the force and velocity of the wind is | Anemometer |
80. | Edward Jenner is associated with | Small Pox |