Computer · Environmental Engineering
Slow sand filters are highly efficient and can remove bacterial content from raw water up to an extent of:
- 150% to 60%
- 270% to 80%
- 385% to 90%
- 498% to 99%✓
Correct answer
98% to 99%
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