Agriculture - Single MCQs (Page 76)

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Q751. Black soils ______ in organic matter and high in bases?...Q752. White irregular spots between veins of upper leaves of maize plant shows deficie...Q753. Black and dark coloured soils absorb _____ heat from sublight than light coloure...Q754. Biological nitrogen fixation is?...Q755. Biofertilizer is a?...Q756. Beijerinckia may fixed the N2 upto ______ mg N2/gm sugar?...Q757. Betjertnckia may be present in the soils having pH?...Q758. Bacteria present in the root nodules of legumes plants is ?...Q759. Barley, rape and cotton are _____ salt tolerant?...Q760. Azotobacter sp. Fix atmospheric nitrogen?...