Q. Technique which is used to re-mediate contamination above the water table is called as Bioluminescence.

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Q. Which of the following is not a principal approach under ex-situ techniques?

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Q. ______________ technique is usually done within the earthwork banking that has been constructed.

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Q. Land farming is a type of low tech bio reactor.

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Q. Which of the following process is not involved in the pretreatment stage of land farming?

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Q. Land farming processes usually occurs in ____________

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Q. Which of the following is used to isolate the processes taking place in lined earthworks?

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Q. Land farming processes relies on indigenous microorganisms to bring about __________

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Q. Soil banking technique is usually faster than Land farming.

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Q. To increase the speed and efficiency of Soil banking method ___________ is used.

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Q. In Soil slurry reactor, the slurry is thickened and dewatered using __________

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Q. Bio-remediation can be used at the sites contaminated with petroleum hydrocarbons.

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Q. Which of the following is not an after effect of soil salinization?

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Q. The process by which the salt content in the soil increases is called as _______

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Q. High salt concentration leads to osmotic stress in plants.

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Q. Soil salinity in coastal areas is due to the presence of ground water which is saline and overflow of sea water in the low-lying areas.

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Q. Sea water intrusions consists of a lot of Geo-chemical process, which of the following is not included in the same?

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Q. Which of the salts are found in abundance in coastal saline soils?

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Q. Arrange these soluble cations (Na, Ca, K, Mg) in ascending order of abundance of soluble cations found in saline costal soils.

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Q. How does salt reaches the soil surface during dry season?

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