WASSCE Biology · Animal Body Systems
Excretion in Plants and Animals
Why organisms must excrete waste, and how excretion happens in plants and different animals.
- lessons
- 2
- of study
- 27 min
- free to read
- 1
Across the topic: 8 sections
Topic content
Lessons in this topic
2 lessons · 27 min
- 1Metabolic waste products and excretion in plants and animals13 minFree13 minFree
- 2Nitrogenous wastes, osmoregulation and homeostasis14 min Plan14 min Plan
- Deamination and urea formation
- Comparing nitrogenous wastes
- Homeostasis and osmoregulation
- Other organs supporting excretion
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