The amount of biodergradable organic matter in sewage water can be estimated by measuring

Age of tree can be estimated by

Age of tree can be estimated by

Measure of __________, gives the estimate amount of biodegradable organic matter in sewage water.

Assertion: Amount of biodegradable organic matter present in water is measured by BOD of water Reason: During biodegradation of organic compounds. Oxygen is released

The organic matter of soil has the value

The major part of the organic matter in the sewage water is decomposed in :

In the biological treatment for sewage , microbes are used for the reduction of the organic matter in the sewage water which are held together by fungal filament to form mesh like structures . These are called as :

Consider the following statements with respect to pollution. A. To control air pollution problems, by the end of 2002 all the buses of Delhi were converted to run on unrelated petrol B. Electrostatic precipitator can remove over 99% particulated matter present in the exhaust from a thermal power plant. C. It is possible to estimate the amount of organic matterin sewage water by measuring BOD. Of the above statements:

BOD of waste water is estimated by measuring the amount of

BOD of waste water is estimated by measuring the amount of