Septic Tank
Septic Tank
Alternate Arrangement for Sewage Disposal:
Low cost outside sewage disposal system has been developed to take care of places where there is no sewage system, e.g. rural areas, isolated buildings. These are described below:
Septic Tanks:
Septic tank is a low cost on site sewage disposal system. Septic tanks are suitable where there is no sewerage made. These tanks need cleaning every four to six months. A septic tank usually consists of a big, covered underground tank made of concrete having an inlet pipe at one end and on outlet pipe at the other end. The toilet seat is connected to the inlet pipe of the septic tank. The human excreta from the toilet seat enter into the septic tank through the inlet pipe. The solid part of excreta keeps on collecting at the bottom of the septic tank in the form of sludge whereas watery waste remains above it.
Which of the following are correct ? (a) These septic tanks need cleaning every eight to ten years. (b) The human excreta from the toilet seat enter into the septic tank through the inlet pipe. (c) The excess water goes out of the septic tank through the outlet pipe and get absorbed in soil. | |||
| Right Option : B | |||
| View Explanation | |||
__________________ is a low cost on site sewage disposal system. | |||
| Right Option : A | |||
| View Explanation | |||
Which of the following are correct ? (a) A septic tank usually consists of a big, covered underground tank made of concrete having an inlet pipe at one end and on outlet pipe at the other end. (b) The aerobic bacteria breakdown most of the solid organic matter present in human excreta due to which the volume of solid waste is reduced too much.
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| Right Option : A | |||
| View Explanation | |||
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My experience with Abhyas academy is very good. I did not think that my every subject coming here will be so strong. The main thing is that the online tests had made me learn here more things.
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Aman Kumar Shrivastava
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10thA marvelous experience with Abhyas. I am glad to share that my ward has achieved more than enough at the Ambala ABHYAS centre. Years have passed on and more and more he has gained. May the centre flourish and develop day by day by the grace of God.
