WAEC Chemistry 2018 Objective — Question 23
Question 23 of 50 from the West African Examinations Council (WAEC) Chemistry 2018 Objective paper, with the correct answer and a full explanation.
Advertisement
The following factors would contribute to environmental pollution except
- A. production of ammonia
- B. manufacture of cement
- C. photosynthesisCorrect
- D. combustion
Explanation
Photosynthesis actually consumes CO₂ (a greenhouse gas) and reduces pollution, unlike the other listed industrial/combustion processes.
Advertisement
Sign up free to unlock
- Score tracking
- Practice history
- Saved questions
- Progress dashboard
- Personalized sessions
- Weak-topic breakdown
…and/or go further with premium services and No Ads.