Disadvantages of fertilizers


 
 
Concept Explanation
 

Disadvantages of Fertilizers

Disadvantages of Fertilizers:

The excessive use of chemical fertilizers can change the nature of the soil—making it either too acidic or too alkaline. These fertilizers finally reach the aquatic systems during the rainy season, making the water unfit for human consumption. Many forms of aquatic life including fish may die as a result of water pollution.

  • They are expensive.

  • The ingredients in the fertilizers are toxic to the skin and respiratory system.

  • Excessive use of fertilizers damages the plants and reduces soil fertility.

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    Sample Questions
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    Question : 1

    Excessive use of fertilizers ______________________.

    Right Option : C
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    Question : 2

    Which of the following are correct :

    (a) The excessive use of chemical fertilizers can change the nature of the soil making it too acidic.

    (b) The excessive use of chemical fertilizers can change the nature of the soil making it too alkaline.

    (c) The fertilizers finally reach the aquatic systems during the rainy season, making the water unfit for human consumption.

    Right Option : D
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    Explanation
    Question : 3

    Which of the following are correct :

    (a) Many forms of aquatic life including fish may die as a result of water pollution.

    (b) The excessive use of chemical fertilizers can change the nature of the soil making it too alkaline.

    (c) The excessive use of chemical fertilizers can change the nature of the soil making it too acidic.

    Right Option : D
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    Explanation
     
     
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