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प्रश्न
Dried ______ is used as manure.
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उत्तर
Dried sludge is used as manure.
Explanation:
Sludge is a by product of wastewater treatment. When dried, it contains nutrients that can enrich soil, making it a valuable organic fertilizer for agriculture.
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संबंधित प्रश्न
Describe the steps involved in getting clarified water from wastewater.
Name two chemicals used to disinfect water.
Explain the function of bar screens in a wastewater treatment plant.
Sewage is mainly a
Which of the following is/are products of wastewater treatment?
Which of the following is not a source of waste water?
State whether the following statement is True or False. In case a statement is false, write the correct statement.
Sewage is a solid waste which causes water pollution and soil pollution
Given below is a jumbled sequence of the processes involved in a wastewater treatment plant. Arrange them in their correct sequence.
- Sludge is scraped out and skimmer removes the floating grease.
- Water is made to settle in a large tank with a slope in the middle.
- Large objects like plastic bags are removed by passing wastewater through bar screens.
- Sand, grit and pebbles are made to settle by decreasing the speed of incoming wastewater.
- Wastewater enters a grit and sand removal tank.
Describe various steps of cleaning wastewater in a wastewater treatment plant.
What is sludge?
