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Mineral Nutriti...

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  • Question 1
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    Which one of the following is a free living nitrogen-fixing bacterium?

  • Question 2
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    Which of the following ions of heavy metals participate in process of photosynthesis in higher plants?

  • Question 3
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    An essential element is 

  • Question 4
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    Which of these organisms does not help in $$N_{2}$$ fixation?

  • Question 5
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    Sulphur is an important nutrient for optimum growth and productivity in

  • Question 6
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    Which one of the following elements is necessary for the translocation of sugars in plants?

  • Question 7
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    Which one of the following is not an essential mineral element for plant while the remaining three are?

  • Question 8
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    Which of the following is a trace element required only in small amounts by most living things?

  • Question 9
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    Which of the following component is present in our body in the smallest amount?

  • Question 10
    1 / -0

    First experiment related to the method of hydroponics was done by

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