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As the Biological Oxygen demand increase...

As the Biological Oxygen demand increases  

A

Oxygen dissolved in water increases

B

Oxygen dissolved in water decreases

C

Oxygen dissolved in water remains the same

D

Oxygen dissolved in water may increase or decrease depending on population of algae

Text Solution

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The correct Answer is:
B
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KUMAR PRAKASHAN-ENVIRONMENTAL ISSUES-Section - F (Multiple Choice Question (MCQs))(MCQs FROM .DARPAN. BASED ON TEXTBOOK)
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  2. Which of the following is stopped by ozone layer from reaching the ear...

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  3. As the Biological Oxygen demand increases

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  5. Which of the following problems can be created by nuclear energy ?

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  6. In electrostatic precipitators, electric charge is generated on .........

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  7. Under JFM, who has the ownership of the land ?

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  8. Which of the following cannot be associated with deforestation ?   (A...

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  9. Inflammation of cornea due to high dose of UV is called :

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  10. Which of the following statement is correct for Ozone layer depletion ...

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  11. In which year "Chipko Movement" started ?   (A) 1972 (B) 1973 ...

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  12. Aquatic weed is ......

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  13. Any undesirable change in physical, chemical on biological characteris...

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  14. Make correct pair.

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  15. It is not a features of the polymer waste bitumen mix road :

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  16. In a scrubber, the exhaust is passed through a :

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  17. Noise pollution is caused by sound of .......

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  18. Which of the following is caused by air pollution ?

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  19. What do you mean by Biological Oxygen Demand (BOD) ?

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  20. Which of the following happens in third phase of waste water treatment...

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