Hamad Soil Science 04/10/2020 A. Reduction B. Oxidation C. Both a & b D. Dehydration Related Mcqs: Permanent change in soil is due to__________________?A. Ionic bonding B. pH change C. Covalent bonding D. Isomorphic substitution... Elements essentially required for growth of all plants species are___________________?A. 32 B. 15 C. 16 D. 3... pH in coniferous forest is__________________?A. Less than 7 B. Neutral C. Greater than 7 D. Basis... Common soils found in Pakistan are___________________?A. Arid soils B. Inceptisols C. Entisols D. All the above... Humic acid is soluble in____________________?A. Acid B. Alkali C. Both a & b D. None of the above...
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