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  • Whicih of the following is not inorganic insecticides?

    BHC
    Parathion
    DDT
    lead arsenate
  • which of them is organic fertilizer?

    Nitrogen fertilizers
    Compost Manure
    Potassium fertilizers
    Phosphorous fertilizer
  • Those fertilizers which are obtained from the living source are known as  ______.

    Organic fertilizers
    Chemical fertilizers
    Nitrogen fertilizers
    none of above
  • All those substances which are rich in nutrients for plants and that are added in soil to enhance the fertility of soil are called ______.

    rodenticides
    fertilizers
    herbicides
    insecticides
  • Ammonium nitrate is a ______.

    organic fertilizer
    phosphorous fertilizer
    nitrogeneous fertilizer
    potassiu fertilizer
  • An organic substance obtained from the decomposition of animal remains, poultry droppings and dead plants is called ______.

    pesticides
    manure
    mixed fertilizer
    nitrogeneous fertilizer
  • The complete fertilizers are also called ______.

    RNK fertilizers
    NNK fertilizers
    KNK fertilizers
    NPK fertilizers
  • Fertilizers which contain all the three nutrients i.e. nitrogen, phosporus and potassium as primary plant nutrients are called ______.

    complete fertilizers
    single fertilizers
    incomplete fertilizers
    mixed fertilizers
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