February 17, 2018

Soil Science

soil science

  1. 'Soil fertility and fertilizers' was written by

    2. NC Brady
    Tisdale et al.
    MM Rai
    None

  2. Who gave the statement 'water was sole nutrients of plants' ?

    3. Robert Boyle
    John Woodward
    JR Glauber
    JB Helmont

  3. 'Horse hoeing husbandry' was written by

    4. Leibig
    Arthur Young
    Baker
    Jethro Tull

  4. 'Annals of Agriculture' a book was written by

    5. Sir Humphry Davy
    Arthur Young
    J S Kanwar
    Robert Warrington

  5. Who is considered the father of field plot technique ?

    6. J B Boussingault
    Pushkarnath
    Ramanunjan
    Liebig

  6. The law of minimum, was given by Liebig in

    7. 1842
    1852
    1862
    1875

  7. It has been observed that soil pH increases in

    8. Summer
    Winter
    Zaid
    Post monsoon season

  8. Which element is considered as energy currency for the plant ?

    9. N
    P
    K
    Mo

  9. Which element is indirectly related with drought resistance ?

    10. N
    K
    P
    Zn

  10. The purpling along the leaf edges is the characteristic deficiency symptom of

    11. P
    K
    B
    Fe

on

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