Stop Guessing.
Know Exactly How to Get a Grade 9.

Practise exam-style questions, and past papers where available, with instant marking against exam board mark schemes. Eliminate mark scheme confusion and follow clear, step-by-step guidance to reach your target grades.

Start Your First Paper Explore Features

Free to start, no card needed
AQA, Edexcel, OCR and WJEC
Notes checked against the official specifications

reviselyedu.com/player

AQA GCSE Biology Cell Structures

Q1. State the function of mitochondria. [2 marks]

Your Answer

Mitochondria release energy during aerobic respiration.

Marks Awarded 2 / 2 Marks

✓ Mitochondria identified as site of respiration [+1 mark]
✓ Correctly linked to release of energy [+1 mark]

Examiner Report: "Excellent response. You accurately specified the organelle's role and linked it specifically to energy liberation."

Your Personal 24/7 Examiner

Finding the right keywords

Your Answer: "chloroplast stores chlorophyll." 1 / 2 marks

Revisely Education scans your answer instantly for the exact keywords required by the official mark scheme.

Understanding your phrasing

Your Answer: "absorbs light energy for photosynthesis." 2 / 2 marks

Revisely Education understands what you mean, not just what you say. It credits correct answers written in your own words, then shows you the exact mark-scheme wording to use next time.

Instant Feedback

Don't just get a score. Find out how to improve.

Multiple choice questions don't prepare you for the real exam. But waiting weeks for your teacher to mark past papers doesn't help you revise today.

Revisely Education changes that. Our intelligent marking engine reads your exact phrasing, scores it against strict AQA, Edexcel, and OCR rubrics, and tells you exactly what to write next time to secure those missing marks.

Level Up Your Revision

How Revisely Education Works

The 4 steps to a Grade 9

Revisely Education is built to make revision painless. Practice testing, targeted feedback, and spaced follow-up mean every answered question brings you closer to your target grade.

1. Revise Smart

Master your exact specification. We break down complex topics into bite-sized, board-specific revision notes so you don't waste time.

2. Nail the Technique

Stop guessing. Practise with real exam-style questions—from quick one-markers to full essay answers—and learn what the examiner wants.

3. Beat Exam Anxiety

Don't panic on the day. Take timed, distraction-free mock exams to perfect your pacing before the real thing.

4. Watch Grades Climb

Know exactly where you stand. Watch your live mastery score update and discover your weakest topics instantly.

Your student portal

Everything you need to revise, free

Create a free account, choose your exam board and subjects, and your portal is ready. No card needed. Pro adds unlimited AI marking and timed mocks.

Free

Revision notes

Short, board-specific notes for every topic, with quick practice questions as you read.

Free

Topic quizzes

Exam-style questions for each topic, marked instantly with the correct answer and how to get it.

Free

Quick 5

Five questions in about five minutes, picked from what you need to practise most.

Free

Flashcards

Key terms and definitions for every topic, so you can test yourself anywhere.

Free

Past papers

Practise real exam papers, where they are available for your exam board.

Free

Progress tracking

See your readiness for each subject, your weakest topics and what to revise next.

Free

AI marking

5 written answers marked each week against the mark scheme, with feedback on what to add.

Pro

Timed mock exams

Full 50-mark mocks under exam timing, with an estimated grade and a revise-next list.

Create your free account See plans and pricing

Teacher, school or tutor? See Revisely for Schools

Why trust Revisely

Built to the exam board, checked line by line

Matched to your specification

Every science note is checked against the official AQA, Edexcel and OCR specifications, with required practicals and Higher-tier content clearly marked.