ZIMSEC O-Level Chemistry
7.4.2Pollution
Pollution in ZIMSEC O-Level Chemistry: what the syllabus expects you to know, the learning objectives and how to practise.
Topic21 practice questions1 lesson
In this topic
Lessons
- Full access
Air pollution: sources, effects and control
40 min
Join to read every lesson, or see what Full access includes.
Sample question
A sample question on this topic. Answer it, check it, then read the worked answer.
Turn Pollution into a strength.
Practise with instant marking, see your mastery grow and get a study plan built around your exam date.