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Mineral Nutriti...

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  • Question 1
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    Hydroponics is 

  • Question 2
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    Which bacterium is capable of utilising the most abundantly available gas in the atmosphere for one of their metabolic pathways, but cannot utilise the second most abundantly available gas for another metabolic pathway?

  • Question 3
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    Nodules with nitrogen fixing bacteria are found in

  • Question 4
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    Biological Nitrogen fixers


    a) Able to fix nitrogen into salts of nitrogen
    b) Able to fix nitrogen into usable forms
    c) Able to convert nitrogen into nitrates
    d) Able to convert nitrogen into nitrates only

  • Question 5
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    The total no. of electrons that take part in forming a bond in $$\displaystyle { N }_{ 2 }$$ is

  • Question 6
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    Nitrogen is present in the environment as


    (a) Ammonium ion (b) Nitrite ion (c) Nitrate ion (d) Nitrous oxide

  • Question 7
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    What word describes the relationship between the plant and the nitrogen fixing bacteria?

  • Question 8
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    Which is essential for root hair growth?

  • Question 9
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    Molybdenum causes

  • Question 10
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    Nitrogen is a cycle in which

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