ZED CBTAce every exam
with confidence
Practice WAEC, NECO, UTME, school tests and personal quizzes — all in one fast, modern platform built for Nigerian students.
WAEC Practice
Biology — Question 12 / 50
Which organelle is responsible for producing ATP through cellular respiration?
Covering all major Nigerian examinations
Four ways to practise
Whether you're revising on your own, preparing for WAEC, or your school is running an official test — we've got you covered.
Public CBT — External Exams
Past questions and mock tests for WAEC, NECO, UTME and NABTEB. Thousands of past-paper questions organised by subject and year.
- WAEC past questions
- NECO mock tests
- UTME subject drills
School CBT — Institutional Tests
Your school publishes official CBT exams directly to students. Timed, scored and reviewed — the same experience as a real exam hall.
- Timed official exams
- Instant grading & results
- Teacher-controlled access
Personal CBT — AI Quiz Generator
Paste your notes or upload a document, and our AI generates a full multiple-choice quiz in seconds. Retake to track improvement.
- Upload PDF or paste text
- AI-generated questions
- History & analytics
Works Offline — Study Anywhere
No internet? No problem. Questions sync to your device when online so you can keep studying anywhere — in school, at home, or on the go.
- PWA — install on mobile
- Auto-sync when online
- No data interruptions
Up and running in 3 steps
Create your account
Sign up in under a minute. Your school account is automatically linked to your institution's tests.
Choose your exam type
Pick from School CBT, WAEC/NECO/UTME past questions or generate a quiz from your own notes.
Practice & track progress
Complete timed tests, see instant results, and watch your scores improve over time in your analytics dashboard.
Ready to start scoring
higher grades?
Join thousands of Nigerian students already using Zed CBT to prepare for their most important exams.
Get started — it's free