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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Q. The first phase that leads to removal of ore is called as _______

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Q. The materials that are left after the successful separation of the valuable fraction from the ore is called as Tailings.

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Q. Tailings suspended in the water can damage the environment by releasing toxic metals.

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Q. Which of the following term is not used in place of the term “Tailings”?

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Q. Which of the following is not an after effects of the toxic metals released during tailings?

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Q. Which of the following compound is used in the extraction of gold mining?

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Q. Tailings is an output of which phase of mining?

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Q. Which of the following condition is caused due to tainings?

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Q. Mill tailings is radioactive.

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Q. Which of the following methods is not included for disposal of tailings methods?

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Q. When the open pit mines are refilled with the tailings is called as ________

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Q. Mining industry can try to stabilize the environmental pollution by plantation.

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