Water Use and Quality Quiz

What are the three broad categories into which water use can be classified?

• Residential use, Agricultural use, Recreational use

• Domestic use, Agricultural use, Industrial use

• Drinking water use, Irrigation use, Hydropower use

• Surface water use, Groundwater use, Desalination use

What is the primary cause of thermal pollution according to the text?

• Soil erosion, Deforestation, Industrial waste

• Cooling water, Stormwater runoff, Soil erosion

• Pesticides, Heavy metals, Pharmaceuticals

• Acid rain, Turbidity, Total suspended solids

What is the main contributor to organic water pollutants in low-income countries?

• Agriculture sector, Construction sector, Energy sector

• Chemical industry, Electronics sector, Mining industry

• Textile industry, Food sector, Automobile industry

• Healthcare sector, Tourism sector, Aviation industry

What is the minimum amount of dissolved oxygen (DO) needed to support a large, diverse fish population?

• 5 ppm

• 3 ppm

• 1 ppm

• 7 ppm

What is the most common parameter used to determine the oxygen demand in water?

• Ammoniacal Nitrogen

• Total Suspended Solids

• Phosphorus

• Biochemical Oxygen Demand

Which parameter is used to measure the amount of oxygen consumed to chemically oxidize organic water constituents?

• Ammonia

• Nitrite

• Total Coliform

• Chemical Oxygen Demand

What is the main objective of the Water Quality Index system?

• To assess the quality of water for compliance with standards

• To measure the pH level of water

• To determine the color of water

• To calculate the salinity of water

Which river basins were classified as 'dead' due to pollution in Malaysia?

• Sungai Jelutong and Sungai Juru

• Sungai Segget and Sungai Ayer Merah

• Sungai Segget and Sungai Prai

• Sungai Prai and Sungai Juru

What parameter exceeded acceptable values in Malaysian groundwater monitoring stations in 2012?

• Nitrite

• Total Coliform

• Phenol

• Suspended Solid