Microbes in Waste Management
Trending Questions
Q.
What is the key difference between primary and secondary sewage treatment?
Q.
In the year 2011 oilzapper was in the news. What is it?
Q. Secondary sewage treatment in a sewage treatment plant is mainly a
- mechanical
- chemical
- physical
- biological
Q. The purpose of biological treatment of waste-water is to
- Reduce BOD
- Increase BOD
- Reduce sedimentation
- Increase sedimentation
Q. Biological treatment of water pollution is done with the help of
- Fungi
- Both A and C
- Bacteria
- Lichens
Q. Secondary sewage treatment in a sewage treatment plant is mainly a
- mechanical
- chemical
- physical
- biological
Q. Polluted water can be purified by using
- Micro-organisms
- Both A and B
- Pesticides
- Algae
Q. Secondary sewage treatment in a sewage treatment plant is mainly a
- mechanical
- chemical
- physical
- biological
