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WAEC Practice

Biology — Question 12 / 50

28:42

Which organelle is responsible for producing ATP through cellular respiration?

ANucleus
BMitochondria
CRibosome
DGolgi apparatus

Covering all major Nigerian examinations

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Everything you need

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 Exams

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
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  • UTME subject drills
Institutions

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
AI-Powered

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
Offline Ready

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
Learn socially

Social Feed + Head-to-Head Brainstorm Battles

Discover smart creators, follow their quiz drops, then challenge a friend to a timed one-to-one clash.

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Live vibe
HO

Hannah Olorunshola

2d ago

Follow

Quick drill before tomorrow's test. Who can score 45/50?

English Jamb Sprint

50 Questions•Intermediate•30 min
18 likes6 comments
JB

Josh Bassey

2d ago

Follow

Biology speed round is open. Challenge me if you can.

Microbiology Blitz

35 Questions•Advanced•20 min
26 likes11 comments

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Private CBT

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02

Choose your exam type

Pick from School CBT, WAEC/NECO/UTME past questions or generate a quiz from your own notes.

03

Practice & track progress

Complete timed tests, see instant results, and watch your scores improve over time in your analytics dashboard.

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