In septic tanks, decomposition of organic bacteria, is done by_____________________?

Related Mcqs:

The asbestos cement sewers are_________________?

A. Light in weight B. Not structurally strong to bear large compressive stress C. Susceptible to corrosion by sulphuric acid D. All the above...

Self-cleansing velocity is__________________?

A. Velocity at dry weather flow B. Velocity of water at flushing C. Velocity at which no accumulation remains in the drains D. Velocity of water in a pressure filter...

Design period of 40 to 50 years is adopted for_________________?

A. Branch sewers B. Main sewers C. Trunk sewers D. All the above...

The small sewers are cleaned by____________________?

A. Flushing B. Cane rodding C. Wooden pills D. None of these...

The sewage is pumped up_______________?

A. From low lying areas B. From flat areas C. From basements D. All the above...