• 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
Permissible safe limit (TLV) of __________ toxic gas is 100-1000 parts per million (ppm).

Moderately
Extremely
Highly
Very extremely

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering in CE
The commonest form of iron & manganese found in ground water as pollutant is in the form of their

Chlorides
Carbonates
Sulphides
Bi-carbonates

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering in CE
Green house effect is accentuated by

Increased transportation activity
All of these
Deforestation
Rapid industrialisation

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering in CE
Which of the following is not a source of ozone emission in the atmosphere?

Refrigerators
Xerox machines
Dermatological photo-therapy equipments
High voltage electrical equipments

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering in CE
In sewage treatment, the detention period allowed for oxidation ponds ranges from __________ weeks.

4 to 5
15 to 20
1 to 2
9 to 10

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering in CE
Pick out the one which is not a chemical coagulant.

Chloramine
Ferrous sulphate
Hydrated lime
Aluminium sulphate

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
↑