Advertisements
Advertisements
प्रश्न
Sewage is mainly a
विकल्प
liquid waste
solid waste
gaseous waste
mixture of solid and gas
Advertisements
उत्तर
liquid waste
Explanation:
Sewage is a wastewater that includes domestic or industrial liquid wastes. It contains various dissolved and suspended impurities.
APPEARS IN
संबंधित प्रश्न
Dried ______ is used as manure.
Drains get blocked by ______ and ______.
Name two chemicals used to disinfect water.
Study the following statements about ozone:
- It is essential for breathing of living organisms.
- It is used to disinfect water.
- It absorbs ultraviolet rays.
- Its proportion in air is about 3%.
Which of these statements are correct?
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
State whether the following statement is True or False. In case a statement is false, write the correct statement.
Used water is wastewater
State whether the following statement is True or False. In case a statement is false, write the correct statement.
Wastewater could be reused
Three statements are provided here which define the terms –
- sludge
- sewage and
- wastewater.
Pick out the correct definition for each of these terms.
- The settled solids are removed in wastewater treatment with a scraper.
- Water from the kitchen is used for washing dishes.
- Wastewater is released from homes, industries, hospitals and other public buildings.
What is sludge?
