search
arrow-left Previous
Next arrow-right
Q: Which of the given options is NOT a commonly used mirror method of disinfection of water during its treatment process?
  • A. Boiling of water
  • B. Treatment with ozone
  • C. Treatment with iodine and bromine
  • D. Treatment with silica
Correct Answer: Option D - Minor methods of disinfection of water during its treatment process– (i) Boiling (ii) Excess lime treatment (iii) Iodine and bromine treatment (iv) Ozone treatment (v) Potassium permagnate treatment (vi) Silver treatment (vii) Ultraviolet ray treatment. • Major method of disinfection of water during its treatment– (i) Aluminium powder (ii) Treatment with silica.
D. Minor methods of disinfection of water during its treatment process– (i) Boiling (ii) Excess lime treatment (iii) Iodine and bromine treatment (iv) Ozone treatment (v) Potassium permagnate treatment (vi) Silver treatment (vii) Ultraviolet ray treatment. • Major method of disinfection of water during its treatment– (i) Aluminium powder (ii) Treatment with silica.

Explanations:

Minor methods of disinfection of water during its treatment process– (i) Boiling (ii) Excess lime treatment (iii) Iodine and bromine treatment (iv) Ozone treatment (v) Potassium permagnate treatment (vi) Silver treatment (vii) Ultraviolet ray treatment. • Major method of disinfection of water during its treatment– (i) Aluminium powder (ii) Treatment with silica.