Home
Class 7
BIOLOGY
Dried sludge is used as...

Dried sludge is used as

A

manure

B

pesticide

C

water purifier

D

detergent

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • Water Too Little To Waste

    NCERT TELUGU|Exercise Exercise |41 Videos

  • WATER (TOO LITTLE TO WASTE)

    NCERT TELUGU|Exercise Improve your learning|23 Videos

  • WEATHER AND CLIMATE

    NCERT TELUGU|Exercise EXERCISE|89 Videos

Similar Questions

Explore conceptually related problems

Primary sludge is used for

Fill in the Blanks and give reasons:Dried ______ isused as a manure.

Wool is use as

Nitrocellulose is used as/in

Morphine is used as an

The sludge is decomposed by:

Activated sludge should have the ability to settle quickly so that it can

What would happen if oxygen availability to activated sludge flocs is reduced ?

NCERT TELUGU-Water Too Little To Waste-Exercise
  1. Activated sludge contain the following percentage of water.

    Text Solution

    |

  2. Cleaning of water is a process of removing.

    Text Solution

    |

  3. Dried sludge is used as

    Text Solution

    |

  4. Pumping of water into air for purifications is called.

    Text Solution

    |

  5. Which of the component is essential for metabolic activity?

    Text Solution

    |

  6. It is an example of organic impurities

    Text Solution

    |

  7. The following is an organic impurity came from agriculture industry.

    Text Solution

    |

  8. The instrument used to remove oil and grease in sludge is

    Text Solution

    |

  9. The following is a water conservation construction.

    Text Solution

    |

  10. The following is a rainfed crop

    Text Solution

    |

  11. What is meant by sewage ?

    Text Solution

    |

  12. Mention the sources of sewage.

    Text Solution

    |

  13. What is the chemical substance used for killing microbes in waste wate...

    Text Solution

    |

  14. If you are allowed to visit a sewage treatment plant, what doubts you ...

    Text Solution

    |

  15. What are the materials used for observing changes in waste water at tr...

    Text Solution

    |

  16. Read the table and answer the question that follows: What is the natu...

    Text Solution

    |

  17. Read the table and answer the question that follows: The type of wate...

    Text Solution

    |

  18. Read the table and answer the question that follows: How are we using...

    Text Solution

    |

  19. Read the table and answer the question that follows: Where do we obta...

    Text Solution

    |

  20. How is water contaminated in urban areas?

    Text Solution

    |