Home
Class 12
BIOLOGY
Why are flocs important in biological tr...

Why are flocs important in biological treatments of waste water ?

Text Solution

Verified by Experts

Flocus are masses of bacteria associated with fungal filaments that form mesh like structures. These are important in biological treatment of waste water, as they help, in digestion of organic matter, remove pathogens and release nutrients in the sewage effluent.
Promotional Banner

Topper's Solved these Questions

  • HUMAN REPRODUCTION

    NCERT EXEMPLAR|Exercise Human Reproduction|48 Videos

  • MOLECULAR BASIS INHERITANCE

    NCERT EXEMPLAR|Exercise Molecular Basis Inheritance|71 Videos

Similar Questions

Explore conceptually related problems

Define flocs and state their importance in biological treatment of waste water.

The purpose of biological treatment of waste water is to

The purpose of biological treatement of water -water is to

Write a note on treatment of waste water.

a. Bacteria are used in preparing idli, dosa and curdling of milk. Br b. Yeast is used in making only distilled alcoholic beverages. Br c.In biological treatment of waste water only aerobic bacteria are used. The number of correct and incorrect statements are

What is the flocs in Biological treatment step

the greater BOD of waste water

Secondary treatment or biological treatment of waste or sewage is done by the :-

Name two groups of organisms which constitute 'flocs'. Write their influence on the level on BOD during biological treatment of sewage.

What are 'flocs', formed during secondary treatment of sewage ? OR Write any two places where methanogens can be found.

NCERT EXEMPLAR-MICROBES IN HUMAN WELFARE -Microbes In Human Welfare
  1. What is the group of bacteria found in both the rumen of cattle and sl...

    Text Solution

    |

  2. Name a microbe used for the production of swiss cheese.

    Text Solution

    |

  3. Why are flocs important in biological treatments of waste water ?

    Text Solution

    |

  4. How has the bacterium Bacillus thuringiensis helped us in controlling ...

    Text Solution

    |

  5. How do mycorrhizal fungi help the plants harbouring them?

    Text Solution

    |

  6. Why are cyanobacteria considered useful in paddy fields ?

    Text Solution

    |

  7. How was penicillin discovered?

    Text Solution

    |

  8. Name the scientists who were credited for showing the role of penicill...

    Text Solution

    |

  9. How do bioactive molecules of fungal origin help in restoring good hea...

    Text Solution

    |

  10. What roles do enzymes play in detergents that we use for washing cloth...

    Text Solution

    |

  11. What is the chemical nature of biogas. Name an organism which is invol...

    Text Solution

    |

  12. How do microbes reduces the environmental degradation causes by chemic...

    Text Solution

    |

  13. What is a broad spectrum antibiotic? Name one such antibiotic.

    Text Solution

    |

  14. What are viruses parasitising bacteria called? Draw a well labelled di...

    Text Solution

    |

  15. Which bacterium has been used as a clot buster? What is its mode of ac...

    Text Solution

    |

  16. What are biofertilisers? Give two examples.

    Text Solution

    |

  17. Why is aerobic degradation more important than anaerobic degradation f...

    Text Solution

    |

  18. (a) Discuss about the major programs that the Ministry of Environment ...

    Text Solution

    |

  19. Draw a diagrammatic sketch of biogas plant and label its various compo...

    Text Solution

    |

  20. Describe the main ideas behind the biological control of pests and dis...

    Text Solution

    |