Q. How are aquatic weeds used in controlling water pollution?

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Q. What is the pH range of effluent after treatment?

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Q. Why controlled use of water hyacinth is important in controlling of water pollution?

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Q. When did water cess act come into force?

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Q. Which of the following is not a way to minimize the disposal of toxic wastes into the water?

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Q. Why the flowing water of the river cannot be cleaned easily by natural process?

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Q. Water that has been exposed to a substance other than water I called as_____________

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Q. Monitor used of motor oil can reduce water pollution.

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Q. How many percentage of pollution accounts by sewage and municipal effluents?

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Q. When did India launched the Ganga Action plan (GAP)?

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Q. What is the full form of NRCP?

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Q. How many rivers do the National River Conservation Plan covered?

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Q. To strengthen the ongoing NRCP, which new initiative was taken?

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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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