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Mineral Nutriti...

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  • Question 1
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    Conversion of organic nitrogen into ammonia, nitrogen gas into ammonia, nitrates into ammonia, ammonia into nitrates is respectively known as

  • Question 2
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    Rhizobium phaseoli fixes atmospheric nitrogen symbiotically in 

  • Question 3
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    Match the following:


    List I
    		List II
    (A) Zn
    		(I) Bronzing in legume
    (B) Cl
    		(II) Mottled leaf in citrus
    (C) Ni
    		(III) Whip tail in cauliflower
    (D) Mo
    		(IV) Mouse ear in pecan

  • Question 4
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    Chlorosis is produced in the leaves due to the deficiency of Fe, Mg, Mn, S or N. Of these essential elements, those that are exclusive constituents of the chlorophyll molecule are

  • Question 5
    1 / -0

    Match the column.


    List IList II
    A. Nitrosomonas
    		 I. Dentrifying bacteria
    B. Nitrobacter
    		II. Soil bacteria
    C. Psuedomonas
    		III. Nitrate bacteria
    D. Azotobacter
    		IV. Nitrite bacteria

  • Question 6
    1 / -0

    An essential element is that which

  • Question 7
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    Buds typically occur at

  • Question 8
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    The plasmid of which one of the following has 'Nif' gene in it?

  • Question 9
    1 / -0

    Statements regarding Frankia are correct, except

  • Question 10
    1 / -0

    Nitrogen fixing organism in the nodules of Trifolium alexandrinum is?

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