Top 250+ Solved Waste Water Treatment MCQ Questions Answer
Q. Which one of the below is not an attribute of drinking water?
a. Aesthetics
b. Economic
c. Safety
d. Source
Q. What is added to the water treatment tank to settle the colloidal particles?
a. Alum
b. Alum and lime
c. Lime
d. Potash
Q. Disinfection of water in our country is mainly done by ____________
a. Oxygenation
b. Hydration
c. Chlorination
d. Filtration
Q. Which minerals and in what form are present in ground water?
a. Fe & Mn in Ferrous and Manganous
b. Fe & Cu in Ferric and Cupric
c. Fe & Mn in Ferric and manganous
d. Cu & Mn in Cuprous and manganous
Q. The surface water quality is affected by _______ and infiltration from rainfall.
a. Precipitation
b. Run off
c. Wetlands
d. Farming
Q. _________ are constructed for water supply, electricity generation, recreation, irrigation and others.
a. Swimming pools
b. Ponds
c. Reservoirs
d. Tanks
Q. What is the next step after water abstraction in wastewater treatment?
a. Supply to consumers
b. Treatment
c. Combine with stormwater
d. Supply to receiving body
Q. Which of the following requires aesthetically pleasant water?
a. Domestic use
b. Industrial use
c. Irrigation
d. Aquaculture
Q. The addition of substances or energy forms that directly or indirectly alter the nature of the waterbody is called?
a. Water contamination
b. Water pollution
c. Sanitation
d. Water treatment
Q. What is the type of pollution where the pollutants reach the water body in points called?
a. Point-source pollution
b. Diffuse pollution
c. Point-source contamination
d. Diffuse contamination
Q. What is the growth of huge amounts of algae and other aquatic plants leading to the deterioration ofthe water quality called?
a. Eutrophication
b. Algae growth
c. Nitrification
d. Denitrification