# Excretory Organs & Their Functions

> Metabolic reactions never stop. Every cell builds and breaks molecules, and that chemistry leaves waste. If waste piles up, cells, tissues and whole organ systems are damaged. Excretion is how the…

- Page: https://www.hlayiso.com/grade-11/life-sciences/notes/excretion/excretory-organs-and-their-functions

Breadcrumbs: [Home](https://www.hlayiso.com/) › [Grade 11](https://www.hlayiso.com/grade-11) › [Life Sciences](https://www.hlayiso.com/grade-11/life-sciences) › [Notes](https://www.hlayiso.com/grade-11/life-sciences/notes) › [Excretion](https://www.hlayiso.com/grade-11/life-sciences/notes/excretion) › [Excretory Organs & Their Functions](https://www.hlayiso.com/grade-11/life-sciences/notes/excretion/excretory-organs-and-their-functions)

## Full notes

This is a preview of the Excretory Organs & Their Functions notes for Grade 11 Life Sciences. Create a free Hlayiso account to read the full notes, practise every question and track your progress.

## More in Excretion

- [The Urinary System & Kidney Structure](https://www.hlayiso.com/grade-11/life-sciences/notes/excretion/the-urinary-system-and-kidney-structure) — Next section
- [All Excretion sections](https://www.hlayiso.com/grade-11/life-sciences/notes/excretion)

## Frequently asked questions

### What will I learn in "Excretory Organs & Their Functions"?

This section covers Excretory Organs & Their Functions as part of Excretion in Grade 11 Life Sciences. You'll find clear explanations, worked examples, and key definitions aligned to the CAPS curriculum.

### Is this section aligned with the CAPS curriculum?

Yes. All notes on Hlayiso, including "Excretory Organs & Their Functions", are written against the official CAPS curriculum and ATP for Grade 11 Life Sciences.

### What should I study after "Excretory Organs & Their Functions"?

Continue with the next section in Excretion, or test your understanding with the interactive quiz linked to this section.

---

Hlayiso: free CAPS and IEB past papers, memos, notes and study guides for South African learners. When citing, link the page URL above, not a PDF or /api/ URL.