ESAT Biology · Every sitting since 2016, decoded

ESAT Biology, decoded for you.

know what actually comes up

We read every ESAT Biology paper since 2016 so you don’t have to. Every question carries the tailor’s marks: the method that cracks it, the chapter it lives in, and the other sittings where the same method struck.

151

solved questions

methods

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Unlock the ESAT Biology Toolkit Browse the papers

Inside every question

How to solve every question.

3 kinds of move. Every method in the index is tagged with the one it rewards.

Pavlov24 methods

Instant reflex.

See the trigger, fire the move. No thinking time.

Tunnel7 methods

One move at a time.

Guided reasoning: one checkpoint at a time to the end.

Key method45 methods

Recurring strategy.

The move that repeats across sittings, year after year.

Every sitting, one thread

ESAT Biology decoded by year.

8 sittings on one thread, each bar split by the areas the paper drew on. Hover a year and the needle finds it; click to open its stats.

Free to explore · Discover what’s hidden behind each paper

2416 2317 2318 2619 2920 3121 2622 2723

Session

Hover a year

Run along the thread: the needle finds the year, its mix uncovers, and the session summary lands here. Click a bar to open its stats.

Target these first

ESAT Biology’s greatest hits.

Click a focus area to see its top methods. Every method opens its chapter in the Methods library.

Window · since 2016

The 10 methods that hit the most past-paper questions, across the whole exam.

Mitosis keeps the chromosome number and makes two cells, meiosis halves it and makes fourKey methodBiologyMembrane Transport, Cell Division & Reproduction8hits Osmosis moves water toward the more concentrated solutionPavlovBiologyMembrane Transport, Cell Division & Reproduction7hits Prokaryote versus eukaryote: the defining feature contrast (wall, nucleus, mitochondria, chloroplasts)PavlovBiologyCells6hits Ecological abundance: frequency is presence in quadrats, density is count per area, and both need a random sampleKey methodBiologyEcology & Plant Physiology6hits Weigh the modal word: always or must needs certainty, could or may needs only one plausible mechanismKey methodBiologyEcology & Plant Physiology6hits Natural selection edits pre-existing random variation, the environment never writes itKey methodBiologyInheritance, Variation & Evolution5hits Denaturation is loss of the active-site shape, caused by heat, extreme pH or boilingKey methodBiologyEnzymes5hits Monohybrid cross Aa x Aa gives a 1:2:1 genotype ratio and a 3:1 phenotype ratioTunnelBiologyInheritance, Variation & Evolution5hits Probability of a specific sex and a specific genotype: multiply the two independent chancesKey methodBiologyInheritance, Variation & Evolution5hits Separate chromosome, DNA molecule and strand, and watch for the replication doublingKey methodBiologyMembrane Transport, Cell Division & Reproduction5hits

+ 66 more methods in the full rankingUnlock all

How wide you have to be

No chapter you can skip.

The biggest chapter carries just 23% of the questions, and it takes 7 of them to cover 100%. You cannot revise ESAT Biology by betting on three topics. Every chapter opens in the Methods library.

The exchange rate

Spend your hours wisely.

One method buys how many past questions? All 76 methods, ranked by what they pay back.

Goldmines

1 method ≈ 4–8 questions · 24 of them · learn these first

Mitosis keeps the chromosome number and makes two cells, meiosis halves it and makes four×8 Osmosis moves water toward the more concentrated solution×7 Prokaryote versus eukaryote: the defining feature contrast (wall, nucleus, mitochondria, chloroplasts)×6

Last updated 2026-09-08 · Source: official past papers, classified by The Maths Tailor. Book a call.