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Science and Technology Question Answer


HomeQuestion Answer⇒ Science and Technology Questions, Quiz

Q61. What was the code name of the first nuclear test conducted by USA on 16th July, 1945
(a) Hurricane
(b) Trinity
(c) RDS-1
(d) None of the above

Q62. How many US patents are in the name of Thomas Alva Edison
(a) 176
(b) 435
(c) 822
(d) 1093

Q63. Who had developed the polio vaccines
(a) Jonas Salk
(b) Alexander Fleming
(c) Edward Jenner
(d) Howard Florey

Q64. Edward Jenner is famous for the invention of
(a) Penicillin
(b) Smallpox vaccine
(c) Measles vaccine
(d) None of the above



Q65. Which gas is also known as laughing gas
(a) Nitrogen
(b) Nitrous Oxide
(c) Chlorine
(d) Methane

Q66. Which gas contains in largest volume in our atmosphere
(a) Oxygen
(b) Carbon
(c) Nitrogen
(d) Argon

Q67. Which one is the largest organ in a human body
(a) Skin
(b) Liver
(c) Kidney
(d) Lung

Q68. Which blood goup is known as 'universal recipients' group
(a) AB Group
(b) A Group
(c) B Group
(d) O Group

Q69. Which blood goup is known as 'universal donors' group
(a) AB Group
(b) A Group
(c) B Group
(d) O Group

Q70. Who is known as the inventor of steam engine
(a) William Murdoch
(b) James Watt
(c) Graham Bell
(d) Michael Faraday



Q71. What is the SI unit of electric current
(a) Volt
(b) Watt
(c) Ampere
(d) Ohm

Q72. Which vitamin is produced by the sunlight
(a) Vitamin A
(b) Vitamin B
(c) Vitamin C
(d) Vitamin D

Q73. Total number of chambers in a human heart
(a) 1
(b) 3
(c) 4
(d) 2

Q74. The hardest substance available in the world is
(a) Platinum
(b) Gold
(c) Diamond
(d) Iron

Q75. Which type of instrument is used to measure moisture in the atmosphere
(a) Barometer
(b) Hydrometer
(c) Hygrometer
(d) None of the above


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