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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Q. The process by which the saline water underlying freshwater rises upward into the freshwater zone is called as _______

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Q. Which among the following is a method of managing the soil salinity?

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Q. Which technique is not used to manage saline soils?

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Q. The process of Leaching is basically the removal of soluble salts that are present in the soil beyond the root zone.

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Q. Over-limimg acidic soil leads to the alkalinity of the soil.

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Q. Which of the following product is not used to reduce the soil alkalinity?

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Q. Irrigation water which turns alkaline does not affect the soil pH.

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Q. In dry regions, the primary cause of soil alkalinity is due to calcium carbonate-rich parent material weathering.

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Q. Which of the following methods can be used to reduce the soil alkalinity?

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Q. What does compost do to the alkaline soil?

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Q. Planting coffee plants near the soil would make the soil more alkaline.

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Q. In alkaline soils, the salinity is reduced.

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Q. What would be the effect on plants if the soil’s pH increases?

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Q. Which of the following plants can grow in a pH range of 5-5.5?

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Q. Which of the following vegetable doesn’t grow in alkaline soils?

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Q. Reclamation of alkaline soils can be done by adding aluminium sulfate.

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Q. Which of the following methods does not lead to the generation of mine wastes?

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