WorksheetsWater Wizard Challenge: Hydraulics and Water Treatment
Total questions: 7
Worksheet time: 4mins
What causes turbidity in water?
A) Dissolved gases
B) Suspended solids
C) Heavy metals
D) pH levels
How is water color typically measured?
A) pH meter
B) Turbidimeter
C) Nenlar tubes
D) Spectrophotometer
What is the ideal range of pH for aquatic life?
A) 0–3
B) 6–9
C) 3–6
D) 9–12
Which chemical contributes to eutrophication in water bodies?
A) Calcium
B) Nitrogen
C) Fluoride
D) Magnesium
Calculate the BOD using the formula:
Initial DO = 10 mg/L, Final DO = 6.25 mg/L, Dilution Factor = 300/6.
A) 187.5 mg/L
B) 200 mg/L
C) 250 mg/L
D) 275 mg/L
What does a high level of coliform bacteria in water indicate?
A) High oxygen levels
B) Presence of pathogens
C) Excess nutrients
D) Acidic pH
What is the term for excessive nutrient-induced algal growth in water?
A) Eutrophication
B) BOD
C) Filtration
D) Bioaccumulation
