In chlorination, with the rise in temperature of water, death rate of bacteria Environmental Engineering

  • Increases
  • Decreases
  • Remains unaffected
  • None of the above
Answer: Increases
787 students attemted this question.

Explanation

No Explanation Available.

Share this question with friends

Similar Questions

  1. The amount of coagulant needed for coagulation of water increases with (i) Increase in turbidity of water (ii) Decrease in turbidity of water (iii) Increase in temperature of water (iv) Decrease in temperature of waterThe correct answer is

  2. As compared to rapid sand filters, slow sand filters give (i) Slower filtration rate (ii) Higher filtration rate (iii) Lesser efficiency in removal of bacteria (iv) Higher efficiency in removal of bacteria The correct answer is

  3. The amount of residual chlorine left in public water supply for safety against pathogenic bacteria is about

  4. If the coli form bacteria is present in a sample of water, then the coli-form test to be conducted is (i) Presumptive coli-form test (ii) Confirmed coli-form test (iii) Completed coli-form test

  5. Facultative bacteria are able to work in

  6. The dissolved oxygen level in natural unpolluted waters at normal temperature is found to be of the order of

  7. The rate of filtration in slow sand filters in million litres per day per hectare is about

  8. The rate of BOD exerted at any time is

  9. The rate of Alteration of pressure filters is

  10. Residual chlorine in water is determined by

  11. The phenolic compounds in public water supply should not be more than

  12. The water carriage system of collection of waste product

  13. Disinfection of water results in

  14. If the total hardness of water is greater than its total alkalinity, the carbonate hardness will be equal to

  15. In water treatment, rapid gravity filters are adopted to remove

  16. The polluted water is one which

  17. The maximum permissible limit for fluoride in drinking water is

  18. The minimum dissolved oxygen which should always be present in water in order to save the aquatic life is

  19. Percentage of bacterial load that can be removed from water by the process of plain sedimentation is about

  20. Which of the following is not a water borne disease?

Comments

Add Your Review

Your email address will not be published.

Subscribe to Newsletter!

Subscribe to get latest updates and information.