Home
Class 12
CHEMISTRY
Biochemical Oxygen Demand, (BOD) is a me...

Biochemical Oxygen Demand, (BOD) is a measure of organic material present in water. BOD value less than `5 "ppm"` indicates a water sample to be

A

rich in dissolved oxygen

B

poor in dissolved oxygen

C

highly polluted

D

not suitable for aquatic life

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ENVIRONMENTAL CHEMISTRY

    VK JAISWAL ENGLISH|Exercise Level 3|4 Videos

  • ENVIRONMENTAL CHEMISTRY

    VK JAISWAL ENGLISH|Exercise ONE OR MORE ANSWER IS/ARE CORRECT|8 Videos

  • ENVIRONMENTAL CHEMISTRY

    VK JAISWAL ENGLISH|Exercise ASSERTION-REASON TYPE QUESTIONS|14 Videos

  • d-BLOCK ELEMENTS

    VK JAISWAL ENGLISH|Exercise ASSERTION-REASON TYPE QUESTIONS|32 Videos

  • METALLURGY

    VK JAISWAL ENGLISH|Exercise ASSERTION-REASON TYPE QUESTIONS|29 Videos

Similar Questions

Explore conceptually related problems

Biochemical oxygen demand (BOD) in a river water

Biochemical oxygeb demand (BOD) in a river water

Measuring Biochemical Oxygen Demand (BOD) is a method used for

Biochemical Oxygen Demand (BOD) is the amount of oxygen required (in ppm):

For clean water BOD is less then

Clean water would have BOD value of less than

For clear water ,its BOD should be less than

Biochemical oxygen demand (BOD) is defined as ............ in ppm of O_2 .

High value of BOD (Biochemical Oxygen Demand) indicates that:

High value of BOD (Biochemical Oxygen Demand) indicates that:

VK JAISWAL ENGLISH-ENVIRONMENTAL CHEMISTRY-Level 2
  1. Photochemical smog occurs in warm, dry and sunny climate. One of the f...

    Text Solution

    |

  2. Which of the following statements is not true about classical smog ?

    Text Solution

    |

  3. Biochemical Oxygen Demand, (BOD) is a measure of organic material pres...

    Text Solution

    |

  4. Which of the following statements is wrong?

    Text Solution

    |

  5. Sewage containing organic waste should not be disposed in water bodies...

    Text Solution

    |

  6. Which of the following statements about photochemical smog is wrong ?

    Text Solution

    |

  7. The gaseous envelope around the earth is known as atmosphere. The lowe...

    Text Solution

    |

  8. Dinitrogen and dioxygen are main constituents of air but these do not ...

    Text Solution

    |

  9. The pollutants which come directly in the air from sources are called...

    Text Solution

    |

  10. Which of the following statement is correct ?

    Text Solution

    |

  11. Which of the following practices will not come under green chemistry?

    Text Solution

    |

  12. Which of the following acts as rocket propellants?

    Text Solution

    |

  13. When rain is accompanied by a thunderstorm, the collected rain water w...

    Text Solution

    |

  14. The smog is essentially caused by the presence of:

    Text Solution

    |

  15. Ozone in stratosphere is depleted by:

    Text Solution

    |

  16. Which of the following is responsible for depletion of the ozone layer...

    Text Solution

    |

  17. Identify the wrong statements in the following:

    Text Solution

    |

  18. Identify the wrong statements in the following:

    Text Solution

    |

  19. What is DDT among the following :

    Text Solution

    |

  20. The gas leaked from a storage tank of the Union Carbide plant in Bhopa...

    Text Solution

    |