Download App

Microbes in Human Welfare — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYMicrobes in Human Welfare1 Mark
MCQ
Wastewater treatment generates a large quantity of sludge, which can be treated by:
  • ✓
    oxidation pond
  • B
    chemicals
  • C
    digesters
  • D
    activated sludge
✓

Answer

Correct option: A.
oxidation pond

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from Microbes in Human Welfare→Microbes in Human Welfare — all question types→BIOLOGY STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

Identify $X$ and $Y$
→
During pregnancy the level of which hormones are increased ?
→
Which model is considered a more realistic one?
→
The trigger for activation of toxin of Bacillus thuringiensis is:
→
Which fever can be confirmed by Widal test?
→
Which of the following pairs is $wrongly$ matched?
→
Choose correct option:
→
The pollens are released in large numbers to ensure
→
Transgenic plants are the ones:
→
The type of pollination which brings genetically different types of pollen on the stigma is
→