Computer · Environmental Engineering
At least how much dissolved oxygen must be present in treated wastewater while discharging it into another surface water body according to standard guidelines?
- 17 ppm
- 22 ppm
- 38.4 ppm
- 44 ppm✓
Correct answer
4 ppm
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Preparing for Computer?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Want more practice questions on Environmental Engineering?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Computer · Environmental Engineering