Why must waste water be treated before it returns to the environment?
Waste water must be treated before release to make it suitable for immediate drinking.
Waste water must be treated before release to prevent environmental harm.
Waste water must be treated before release to prevent all microorganisms entering the environment.
Waste water must be treated before release to increase the oxygen concentration in the environment.
10.1.3 Waste water treatment Flashcards
Flashcards for AQA GCSE Chemistry 10.1.3 Waste water treatment, covering the key terms, definitions and equations you need to recall for Paper 1 and Paper 2. 24 cards, matched to the AQA GCSE Chemistry (8462) specification. Recall questions account for roughly 40% of marks at GCSE Chemistry, so these target the marks you can secure before the paper starts.