• 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
Tolerable limit of nitrogen oxides in air is __________ ppm.

5
1
25
0.1

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering in CE
Presence of __________ in water stream are deleterious to aquatic life.

Soluble and toxic organics
All of these
Heavy metals and cynides
Suspended solids

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering in CE
The effect of increase in carbon dioxide level of the atmosphere and its profound effect on our climate is called the

Green house effect
Global warming
Both B and C
Catalytic conversion

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering in CE
In a sedimentation tank, the detention period for water ranges from __________ hours.

24 to 32
2 to 4
16 to 20
8 to 12

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering in CE
Threshold limit value (TLV) i.e., the maximum permissible safe limit of phosgene gas which Hitler used to use to kill his enemies in 'gas chamber' is about __________ ppm.

100-1000
10-100
100-200

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering in CE
Lagooning process is mainly a means of the

Biological treatment of wastes
Reduction of excessive flow in sewers
None of these
Sludge disposal

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
↑