Home
Class 12
BIOLOGY
The noise pollution is measured in:...

The noise pollution is measured in:

A

decibels

B

amperes

C

fathoms

D

ohm

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • MANAGEMENT OF NATURAL RESOURCES

    ARIHANT PUBLICATION|Exercise QUESTION BANK|38 Videos
  • PRACTICE SET -1

    ARIHANT PUBLICATION|Exercise QUESTION BANK|25 Videos
ARIHANT PUBLICATION-OUR ENVIRONMENT-QUESTION BANK
  1. What is true about the Euro II norms ?

    Text Solution

    |

  2. In which year Air (Prevention and Control of Pollution) Act was amende...

    Text Solution

    |

  3. The noise pollution is measured in:

    Text Solution

    |

  4. Which act was formulated in the year 1974?

    Text Solution

    |

  5. Which one of the following is the heavy toxic metal present in waste w...

    Text Solution

    |

  6. Which of the following compounds are well known for biological magnifi...

    Text Solution

    |

  7. Biomagnification is highest in

    Text Solution

    |

  8. Increase in concentration of the toxicant at successive trophic levels...

    Text Solution

    |

  9. Shell of egg in bird becomes thin (not properly formed )due to the pol...

    Text Solution

    |

  10. Addition of phosphate and nitrates /fertiliser into water and that wat...

    Text Solution

    |

  11. Eutrophication is excessive growth of algae ,plants and animals in wa...

    Text Solution

    |

  12. Nutrient enrichment of a lake will cause

    Text Solution

    |

  13. The amount of biodergradable organic matter in sewage water can be est...

    Text Solution

    |

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

    Text Solution

    |

  15. The term 'terror of Bengal' is used for

    Text Solution

    |

  16. Consider the following statements about pollution I.Pollution is an un...

    Text Solution

    |

  17. Match the following columns

    Text Solution

    |

  18. Three mile lsland and Chernobyl incident are related to

    Text Solution

    |

  19. High level radioactive waste can be managed in which of the following ...

    Text Solution

    |

  20. What steps should be taken before the disposal of nuclear waste?

    Text Solution

    |