Free questions

Environmental Engineering MCQs with answers

315 free questions — page 7 of 7. Open one to see the correct answer and the full solution.

Which of the following statements represent(s) advantages of the separate system of sewerage? Statement I: The load on treatment units becomes less.…Sewerage Systems
Which of the following statements about the Noise Pollution (Regulation and Control) Rules, 2000, under the Environment Protection Act, 1986, is…Noise Pollution
Identify different stages in the treatment of sewage.Wastewater Treatment
Which of the following pairs of parameters of drinking water and their desirable limits is correctly matched (as per IS 10500: 1991)?Water Quality Parameters
A sewage has a suspended solid contents as 250 mg/litre. The sedimentation tank removes 55% of the suspended solids and the water content of the…Wastewater Treatment
With standard notations, the total subsurface soil area required for the soak pits or dispersion trenches is given byDisposal of Sewage Effluents
Which one of the following is NOT the common method of disinfection of water?Water Treatment
Which one of the following is an essential requirement of swimming pool water?Water Treatment
The first stage of sewage purification by the action of anaerobic bacteria is termed asWastewater Treatment
Which one of the following is a measure of light-emitting properties of waste water?Water Quality Parameters
Which one of the following is defined as the oxygen required for the micro-organisms to carry out biological decomposition of dissolved solids or…Water Quality Parameters
Chlorination, liming and recarbonation are the part of which one of the following in the context of unit operations for waste water treatment?Wastewater Treatment
The theoretical time taken by a particle of water to pass between entry and exit of a settling tank is known asWater Treatment
The most commonly adopted detention period for grit chambers may vary fromWastewater Treatment
Statement (I): In Hardy Cross method, a trial distribution of discharges is made arbitrary. Statement (II): The continuity equation must satisfy at…Water Distribution Systems