Q. The persistence of the organic compounds depends on the presence of halogen.

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Q. Which of the following compound gets accumulated as a result of degradation by the anaerobic microorganisms?

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Q. Which of the following is used in bio degradation of xenobiotics?

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Q. Non-halogen based xenobiotics are converted into _________

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Q. A period of adaptation is required before microbial degradation of xenobiotics.

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Q. Hydrocarbons present in xenobiotic compounds can be degraded by aerobic and anaerobic processes.

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Q. Which of the following process is not used to convert the hydrocarbons present in the organic compounds to central metabolic intermediates?

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Q. Plants can degrade xenobiotic compounds.

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Q. The anaerobic degradation of xenobiotics is a faster process.

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Q. Phyto remediation technique is used to sequester pollutants in areas near the roots.

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Q. Acidic soils can be characterized by _______

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Q. Which of the following ions is not found in excess in acidic soils?

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Q. Which of the following ion is not found in acidic soils?

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Q. Which of the following is majorly found in acid sulphate soils?

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Q. Acidic sulphate soils have pH<4.

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Q. Crops that are grown on acidic sulphate soils gets destroyed due to nutrient deficiency caused due to _____________

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Q. Which of the following substance can be used for soil reclamation?

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Q. Adding FYM to the soil helps in reclamation.

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Q. Sesbania aculeata can be used for soil reclamation of alkali soils.

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Q. Leaching is an important step in saline soil reclamation.

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