Questions from Basic General Knowledge
71. Which rays can pass through 20 cm thickness of steel?
ã-rays
72. Which mirror is to be used to obtain a parallel beam of light from a small lamp ?
Concave mirror
73. Who is the author of “Mending Wall”?
Robert Frost
74. When is World Day for Water; recognized by the UN observed?
22-Mar-2017
75. Economic botany is the study of ?
Study of plants of economic use or value
76. Which literary figure of the Gupta Age is given the title of 'Indian Shakespeare' ?
Kalidasa
77. The year in which Gandhiji visited Sree Narayana Guru at Sivagiri was?
1925
78. Who is the author of “Men Who Kept the Secrets”?
Thomas Powers
79. Which tax is levied by the Union and collected and appropriated by the States?
Stamp Duties
80. Which glass is used in bullet proof screens?
Reinforced glass
