Hamad Soil Science 08/04/2021 A. OH1 HCO2 B. SO4-2 OH C. CO3-2 SO4-2 D. All the above Related Mcqs: Most abundant mineral in the earth crust is______________________?A. N-Feldspar B. Feldspar C. S-Feldspar D. Amplubole... Permanent change in soil is due to__________________?A. Ionic bonding B. pH change C. Covalent bonding D. Isomorphic substitution... Felsic rocks consists of___________________?A. fe B. Quartz C. Buiotitic D. Quartz & Feldspars... Percentage of N in Ammonium sulphate fertilizer is___________________?A. 23 B. 35 C. 45 D. 21... Percentage of N in Ammonium ritract fertilizer is___________________?A. 21 B. 23 C. 33 D. 39...
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