• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Environmental Engineering in CE

Environmental Engineering in CE
As per the world health organisation (WHO) specification, the maximum permissible concentration (i.e., TLV) of particulate matter in air is __________ μg/m³.(μg-microgram)

800
750
10
90

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering in CE
Iron & manganese present as pollutant in water can not be removed by

Ion exchange process
Oxidation followed by settling & filtration
Chlorination
Lime soda process or manganese zeolite process

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering in CE
Which of the following air pollutants is not toxic to vegetation i.e., doesn't cause vegetation damage?

Sulphur dioxide & spray of weed killers
Hydrogen fluoride & nitrogen oxides
Smog & ozone
Carbon monoxide

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering in CE
A 'body' which allows the short wavelength incoming solar radiation to enter in, but does not allow long wave length outgoing infra red radiation to escape out is called the

Global warming
Green house
Atmospheric effect
Ionosphere

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering in CE
Brown spots in fabrics will be caused by washing with water containing large amount of .

Bromine
Iodine
Iron
Zinc

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering in CE
Which of the following is the most widely used disinfectant in water treatment?

Cation exchanger
Coagulation
Chlorine
Irradiation of water by ultraviolet light

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Environmental Engineering in CE

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑