Formative Practice 4.3 – Form 4 Science (KSSM) Chapter 4


Question 1:
State two socio-scientific issues in the waste and wastewater management sector.

Answer:
• Leftover food is not well disposed of
• Chemical waste and trash are disposed of into the river and sea illegally


Question 2:
State two methods to overcome the problems in the waste and wastewater management sector.

Answer:
• Practise of 5R, which is Refuse, Reduce, Reuse, Recycle and Recovery
• Practise garbage sorting

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