TLS Online TPP Program

#Question id: 20617


A pilot plant treating organic waste in aerobic and continuous mode was running with a constant organic load. It was observed that after three days, the Dissolved
Oxygen level had increased from 3mg/L to 4.5mg/L under the same operating conditions. This suggests that:

#Unit 12. Biochemical Engineering
  1. treatment system running efficiently
  2. treatment system not running efficiently
  3. treatment system not getting affected
  4. activated biomass generating oxygen