$A$ - $BOD$ is a measure of the organic matter present in the water.
$R$ - The lower the $BOD$ of water,the lower is its polluting potential.
$R$ - The lower the $BOD$ of water,the lower is its polluting potential.
- A$A$ and $R$ both are correct.
- B$A$ and $R$ both are incorrect.
- C$A$ is correct,$R$ is incorrect.
- D$A$ is incorrect,$R$ is correct.
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Similar Questions
Jhum cultivation:
$I.$ Also called as slash and burn agriculture,is the farming practice in North Eastern states of India.
$II.$ Farmers cut down the trees of forest and burn the plant remains.
$III.$ The ash is used as a fertilizer and the land is then used for farming or cattle grazing.
$IV.$ After cultivation,the land is left for several years,so as to allow its recovery.
Which of the statements given above are correct about Jhum cultivation?
$I.$ Also called as slash and burn agriculture,is the farming practice in North Eastern states of India.
$II.$ Farmers cut down the trees of forest and burn the plant remains.
$III.$ The ash is used as a fertilizer and the land is then used for farming or cattle grazing.
$IV.$ After cultivation,the land is left for several years,so as to allow its recovery.
Which of the statements given above are correct about Jhum cultivation?
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View SolutionBiological magnification refers to
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View Solution$BOD$ stands for:
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View SolutionWhich of the following statements is incorrect regarding $DDT$?
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View SolutionWhich of the following options correctly represents the full name and its abbreviation?
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