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Nuisance growth of aquatic plants and bl...

Nuisance growth of aquatic plants and bloom forming algae in natural waters is generally due to high concentrations of :  
(A) carbon
(B) sulphur
(C) calcium
(D) phosphorus

A

Carbon

B

Sulphur

C

Calcium

D

Phosphorus

Text Solution

Verified by Experts

The correct Answer is:
D
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KUMAR PRAKASHAN-ENVIRONMENTAL ISSUES-Section - F (Multiple Choice Question (MCQs))(MCQs FROM .DARPAN. BASED ON TEXTBOOK)
  1. Algal blooms impart a distinct colour to water due to :   (A) their p...

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  2. Which one of the following diseases is not caused due to contamination...

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  3. Nuisance growth of aquatic plants and bloom forming algae in natural w...

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  4. The green scum seen in the fresh water bodies is :  (A) blue-green al...

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  5. The loudness of a sound that a person can withstand without discomfort...

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  6. World's most problematic aquatic weed is  (A) Azolla (B) Wolffia ...

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  7. Compressed Natural Gas (CNG) is  (A) propane (B) Methane (C) etha...

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  8. Catalytic converters are fitted into automobiles to reduce emission of...

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  9. Which one of the following impurities is easiest to remove from waste ...

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  10. Raising crop on the resulting ash due to firing of trees is called as

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  11. In 3-R policy of urban solid management which of the following is invo...

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  12. Montreal Protocol aims by

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  13. DDT residues are rapidly passed through food chaln causing biomagnific...

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  14. Organisms called methanogens are most abundant in a

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  15. Eutrophication is often seen in

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  16. Lichens are described as indicators of

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  17. If a water body is contaminated with a toxicant, its biomaginification...

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  18. The zone of atmosphere in which the ozone layer is present is called

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  19. Which of the following in sewage treatment removes suspended solids?

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  20. Depletion of which gas in the atmosphere can lead to an increased inci...

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