General Science Quiz (Set: 1) Questions and Answers – 3

General Science Quiz

General Science (GS) Multiple Choice Questions and Answer (MCQs, Q&A) for different Competitive examinations as well as for different Academic examination.

21. Quartz crystals normally used in quartz clocks etc. is chemically
  • (A) Germanium oxide
  • (B) Silicon dioxide
  • (C) Sodium silicate
  • (D) A mixture of Germanium oxide and Silicon dioxide

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22. Which of the following is used as a lubricant?
  • (A) Graphite
  • (B) Silica
  • (C) Iron Oxide
  • (D) Diamond

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23. The hardest substance available on earth is
  • (A) Gold
  • (B) Iron
  • (C) Diamond
  • (D) Platinum

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24. Heavy water is
  • (A) Deuterium oxide
  • (B) Acid rain
  • (C) Rain water
  • (D) Tritium oxide

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25. Potassium nitrate is used in
  • (A) Medicine
  • (B) Fertiliser
  • (C) Salt
  • (D) Glass

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26.Which of the following is not a part of the digestive system?
  • (A) Small Intestine
  • (B) Rectum
  • (C) Pharynx
  • (D) Spleen

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27. In which of the following plants, you can find Leghemoglobin?
  • (A) Wheat
  • (B) Soyabean
  • (C) Potato
  • (D) Brinjal

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28. Nephron is the basic structural and functional unit of which among the following organs?
  • (A) Nervous System
  • (B) Liver
  • (C) Pancreas
  • (D) Kidney

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29. Calcitriol is the biologically active form of which among the following Vitamins?
  • (A) Vitamin A
  • (B) Vitamin B
  • (C) Vitamin C
  • (D) Vitamin D

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30. “Gnathology” is the study of which among the following?
  • (A) Teeth
  • (B) Jaws
  • (C) Masticatory System
  • (D) Tongue

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The politics of India works within the framework of the country’s constitution. India is a federal parliamentary democratic republic in which the President of India is the head of state and the Prime Minister of India is the head of government. […]

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