Home
Class 12
BIOLOGY
If BOD of sample water is a very high,th...

If BOD of sample water is a very high,the sample is

A

highly polluted

B

less polluted

C

not polluted

D

potable

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • P.S.E.B SAMPLE PAPER-2021(SOLVED)

    JMD PUBLICATION|Exercise EXERCISE|30 Videos

  • Principle of Inheritance & Variations

    JMD PUBLICATION|Exercise EXERCISE|25 Videos

Similar Questions

Explore conceptually related problems

BOD of waste water is estimated by measuring the amount of

The resistance of ammeter is very high as compared to voltmeter .

Why water has very high dielectric constant?

Three coins are tossed simultaneously. Find the sample space.

What does BOD of a water body stand for? How is it related to water pollution?

A sample of ammonium phosphate, (NH_4)_3PO_4, contains 6 moles of hydrogen atoms. The number of moles of oxygen atoms in the sample is :

From a lot of 10 items containing 3 defective items a sample of 4 items is drawn at random. Let the random variable 'X' denote the number of defective items in the sample. If the sample is drawn without replacement, find: the probability distribution of X.

From a lot of 10 items containing 3 defective items a sample of 4 items is drawn at random. Let the random variable 'X' denote the number of defective items in the sample. If the sample is drawn without replacement, find: mean of X.

From a lot of 10 items containing 3 defective items a sample of 4 items is drawn at random. Let the random variable 'X' denote the number of defective items in the sample. If the sample is drawn without replacement, find: variance of X.

320mg of sample of magnesium having a coating of its oxide required 20mL of 0.1M hydrochloric acid for the complete neutralisation of the latter. The composition of the sample is :

JMD PUBLICATION-PRACTICE SAMPLE PAPER (SOLVED)-EXERCISE
  1. Lysis of foreign cells is mediated through

    Text Solution

    |

  2. Acetic acid is produced by

    Text Solution

    |

  3. If BOD of sample water is a very high,the sample is

    Text Solution

    |

  4. Fill in the blanks The nutrient material for wine and brandy is a .....

    Text Solution

    |

  5. Fill in the blanks An antifungal bacterial antibiotic is ..........

    Text Solution

    |

  6. Fill in the blanks PCR was doscovered by .........(1985)

    Text Solution

    |

  7. Fill in the blanks Asexual reproduction the genetic information.

    Text Solution

    |

  8. Fill in the blanks Recovery of product,its refining and processing ...

    Text Solution

    |

  9. Fill in the blanks The green revolution succeded in .............. t...

    Text Solution

    |

  10. True or false Primary treatement of sewage is a biological process

    Text Solution

    |

  11. True or false Plover and Crocodile show protocooperation

    Text Solution

    |

  12. True or false Competetion is most acute between individuals of the s...

    Text Solution

    |

  13. True or false Rufus Woodpecker lives in the nest of red ants

    Text Solution

    |

  14. True or false Lower diversity leads to uniformity in the species

    Text Solution

    |

  15. True and False Type Questions Sarguja,Chanda and Bastar are sacred g...

    Text Solution

    |

  16. Which is the triploid tissue in a fertilised ovule ? How is the triplo...

    Text Solution

    |

  17. What is the significance of ampullary in the female reproductive tract...

    Text Solution

    |

  18. Suggest the reproduction related aspects in which counselling should b...

    Text Solution

    |

  19. Mention the primary aim of 'Assisted Reproductive Technology' (ART) pr...

    Text Solution

    |

  20. In our society a woman is often blamed for not bearing male child. Do ...

    Text Solution

    |