Q. River water is used to a maximum extent.

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Q. When did a model bill to regulate and control of groundwater come into force?

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Q. To which of the following subjects ‘Repair, Renovation and Restoration’ (RRR) comes under?

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Q. Which plan was launched by the Ministry of Environment and Forests (MoEF) to restoring the water quality and ecology of the lakes?

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Q. Which of the following have no rivers in it?

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Q. According to NRGBA which is the national river of India?

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Q. Which is the Longest River in India?

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Q. Which is the most polluted river in India?

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Q. All the rivers in India are female.

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Q. In which temperature soil develops slowly?

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Q. Under ideal climatic conditions how many cms of soil is developed?

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Q. What is called for the matured soils which are arranged in a series of zones?

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Q. What is soil profile?

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Q. How many horizons are there in soils?

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Q. A–horizon soil consists of partially decomposed organic matter.

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Q. Which horizon helps to determine the pH of the soil?

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Q. What is called for the mixture of all the contents of soil?

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Q. Why area treatment is important for soil?

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Q. What is called for the movement of surface litter and topsoil from one place to another?

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Q. Why continuous contour trenches are used?

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