Skip to content

Past Papers
Mock Exams
Browse All
Making Guides
- IGCSE Marking Scheme
- UCE/UACE/UNEB Marking Guides
Videos
Notes
Worksheets
Membership

Search for:

Past Papers
Mock Exams
Browse All
Making Guides
- IGCSE Marking Scheme
- UCE/UACE/UNEB Marking Guides
Videos
Notes
Worksheets
Membership

Worksheets

← All worksheets

Structured questions

Excretion in Animals

Biology · S.3 · 28 marks

Excretion removes the waste products of metabolism.

Sign in to get this worksheet

Get it onGoogle Play

© 2026 ST. KIZITO E-LEARNING

ST. KIZITO E-LEARNING

Welcome back

Sign In

Sign in to access your downloads, manage your account, and continue where you left off.

Login Account

Enter your credentials to access your account

Login ID

Password

Or

Remember Me Forgot Password?

or continue with

Don't have an account? Register Now

Home Guides Live Classes Pastpapers Account

Get the St Kizito app

Version 3.4.3 · 62 MB · Android

Download a paper once and read it any time, even with no data left.

Past papers and marking guides saved on your phone
Mock papers from every board, searchable by subject
Recorded lessons and live classes

Get it on Google Play Download the APK · 62 MB

Google Play installs and updates the app for you. The APK is the full website version, with membership payments built in: after it downloads, open the file to install. Your phone may ask you to allow installing from your browser — that is normal for an app that does not come from the Play Store.