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Important GK Questions 28

Important GK Questions are the Questions and Answers taken from various previous exams like SSC CHSCL, SSC LDC, NDA, CDS exam, AFCAT exam, UPSC exam, IBPS exams, CTET exam and other competitive exams.

Most Asked GK Questions Answers

  • 153. The main source of carbon monoxide is
    A ) Industrial process
    B ) Fuel combustion
    C ) Transportation
    D ) Solid waste disposal
    Answer: Transportation

  • 154. Aerosol is
    A ) Suspended solid particles in air
    B ) Pollutant gas, present in air
    C ) Microbes, present in air
    D ) Green house gas present in air
    Answer: Suspended solid particles in air

  • 155. A sewage obtained from water closets and urinals is known as
    A) Sanitary waste
    B) Industrial waste
    C) Garbage
    D) Sullage
    Answer: Sanitary waste

Important GK questions 28


General Knowledge Questions Answers

  • 156. Maximum permissible concentration of total hardness in drinking water is
    A) 50
    B) 100
    C) 200
    D) 500
    Answer: 200

  • 157. Mycobacterium leprae is a
    A) Bacillus
    B) Coccus
    C) Spiral
    D) Spore
    Answer: Bacillus

Important GK questions 27|Important GK questions 29

Important GK Questions

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