The presence of carbon dioxide in water causes acidity.

Related MCQs

• The most common cause of acidity in water is
• The maximum acidity in water will occur at a pH value of
• The presence of calcium and magnesium bi-carbonates in water causes hardness in the water.
• The presence of calcium and magnesium chloride in water causes
• The presence of hydrogen sulphide in water causes
• The presence of bacteria in water causes
• B-coli or E-coli are harmless organisms but their presence in water indicates the
• Calcium sulphate present in water causes corrosion.
• The presence of
• The most important source of water for public water supply is