← Agriculture / 1 Conservation of Resources
1.1 Controlling Soil Pollution
Agriculture · Grade 7 · 7 lessons in the design
What this covers
- Meaning of soil pollution in the garden and home environment
- Causes of soil pollution: household wastewater, plastic wastes, excessive artificial fertilizers and agricultural chemicals
- Safe disposal of household wastewater, used chemical containers and plastic wastes
- Correct types and amounts of farm chemicals and fertilizers
- Awareness against dumping of soil pollutants
What you will be able to do
- explain the causes of soil pollution in gardening
- control soil pollution in the home environment
- demonstrate responsibility in using safe farming practises to conserve the soil
Key questions
“How can household practises cause soil pollution?”
Lessons
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What soil pollution is
40 min · 1 practice tasks · quizSoil pollution is adding harmful things to garden soil so it can no longer grow healthy food.
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Household wastewater and the garden
40 min · 1 practice tasks · quizKitchen, laundry and bathroom water carry grease, soap and salt that pollute garden soil if they are poured on food crops.
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Plastic waste in the soil
40 min · 1 practice tasks · quizPlastic bags, bottles and wrappers do not rot; they block roots and water and must be collected, not buried or burnt in the garden.
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Too much artificial fertilizer
40 min · 1 practice tasks · quizArtificial fertilizers help only at the right type and amount; extra salt burns plants and pollutes the soil.
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Farm chemicals and empty containers
40 min · 1 practice tasks · quizPesticides and their bottles remain poisonous; leftover spray and reused containers pollute soil and put people at risk.
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Controlling soil pollution at home
40 min · 1 practice tasks · quizControl means daily safe disposal of wastewater, plastics and chemical containers, plus the right fertilizer type and amount.
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Safe farming practises and awareness
40 min · 1 practice tasks · quizResponsibility means using safe farming practises and telling others not to dump wastewater, plastics, extra fertilizer or chemical containers on the soil.