Salts in Agriculture and Food Preservation
Chemistry ⇒ Acids, Bases, and Salts
Salts in Agriculture and Food Preservation starts at 10 and continues till grade 12.
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See sample questions for grade 10
Describe how the use of salt in cheese making helps preserve the cheese.
Describe one way in which calcium chloride is used in agriculture.
Describe the effect of salt on the water activity of food.
Describe the role of potassium nitrate in food preservation.
Explain how the use of ammonium sulfate as a fertilizer affects soil pH.
Explain how the use of salt in pickling helps preserve vegetables.
Explain the term 'soil salinization' and its impact on agriculture.
Explain why excessive use of fertilizers can harm the environment.
Explain why salts are effective in preserving food.
State one disadvantage of using excessive salt in food preservation.
