Hamad Soil Science 16/08/2021 A. Amino acid B. Lignin C. fats D. Cellulose Related Mcqs: Which compound is mostly used in Pakistan for the reclamation of saline-sodic & sodic soils_________________?A. Apatite B. Calcite C. Dolomite D. Gypsum... Rocks which are formed by disintegration of pre-existing rocks by weathering are____________________?A. Sand stone B. Classics C. Igneous D. Greis... Addition of sodium hexametaphosphate in soil for determination of soil texture causes__________________?A. Agregation of soil particles B. Cementing of soil particles C. Dispersion of soil particles D. All the above... Examples of micro biota are____________________?A. Protozoa B. Virus C. Both a & b D. None of the above... Boron concentration is irrigation water is considered safe only upto_________________?A. 0.7 ppm B. 1.5 ppm C. 2 ppm D. 3 ppm...
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