MCAT Aligned - 50 Free Questions + 10 Premium Sections

MCAT Medical College Admission Test

A structured, learner-friendly pathway for MCAT candidates covering general chemistry, organic chemistry, biochemistry, physics, cell biology, human physiology, genetics, psychology, sociology, and Critical Analysis and Reasoning Skills.

▶  50 Free Questions 4 Official Areas Concept, Calculation & Passage Revision Science + CARS + Psych/Soc Coverage 10 Structured Sections
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Start with 50 Free MCAT Practice Questions

Before moving into the premium sections, try 50 free MCAT questions drawn from the major science, reasoning, psychology, sociology, and CARS areas. Use them to test your baseline, identify weak topics, and become more comfortable with passage-based MCAT thinking.

Chemistry Biology Biochemistry Physics Cell Biology Psych/Soc Physics CARS Genetics Physiology
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50 questions • Mixed syllabus • Instant feedback • No sign-up needed

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Official MCAT Areas

The Four Official Areas Behind the MCAT

The MCAT is organized into four official tested areas. This page keeps those areas visible while breaking the wider preparation journey into 10 practical study sections for easier revision and practice.

Important: The four areas are the formal MCAT structure. The 10 sections below are a learner-friendly study pathway that helps candidates practise the same knowledge areas in smaller, more focused blocks.
Chem/Phys

Chemical and Physical Foundations of Biological Systems

Assesses chemistry, physics, biochemistry, and biological applications through data interpretation, experimental reasoning, and passage-based scientific problem solving.

CARS

Critical Analysis and Reasoning Skills

Tests reading comprehension, argument analysis, inference, author viewpoint, evidence evaluation, and reasoning using humanities and social science passages.

Bio/Biochem

Biological and Biochemical Foundations of Living Systems

Covers biology, biochemistry, organic chemistry, genetics, metabolism, cells, organisms, and systems-level reasoning about living systems.

Psych/Soc

Psychological, Social, and Biological Foundations of Behavior

Evaluates psychology, sociology, behavior, social structures, health disparities, and the ways biological and social factors influence human behavior.

Exam Coverage

What This MCAT Page Covers

After the four official MCAT areas, this page organizes preparation into 10 clear learning sections so candidates can revise natural sciences, biological systems, behavioral sciences, and reading-reasoning skills in a structured way.

All 10 sections are Premium. An access code is required to open each premium exercise.
Study Tip

Move between chemistry, biology, biochemistry, physics, psychology, sociology, physiology, genetics, and CARS so the MCAT areas connect naturally.

Section 1

General Chemistry Foundations

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Build focused MCAT readiness in general chemistry through atomic structure, periodic trends, bonding, stoichiometry, solutions, gases, acids and bases, thermodynamics, kinetics, and equilibrium reasoning.

  • Atomic structure, isotopes, average atomic mass, and mass spectrometry interpretation
  • Quantum model, electron configuration, orbital ideas, and periodic trend reasoning
  • Bonding, Lewis structures, resonance, formal charge, molecular geometry, and intermolecular forces
  • Stoichiometry, limiting reagents, percent composition, empirical formulas, and reaction calculations
  • Solutions, solubility, Ksp, colligative properties, osmosis, and concentration units
  • Thermodynamics, kinetics, equilibrium, acid base systems, buffers, titration curves, pH, pKa, and Le Chatelier reasoning
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Section 2

Organic Chemistry

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Strengthen the organic chemistry foundations needed for MCAT passages, including functional groups, stereochemistry, mechanisms, carbonyl chemistry, substitution, elimination, spectroscopy, and laboratory techniques.

  • Functional groups, nomenclature, constitutional isomers, conformations, and structure recognition
  • Stereochemistry, chirality, enantiomers, diastereomers, R/S configuration, and optical activity
  • Hydrocarbons, alkanes, alkenes, alkynes, aromaticity, and stability trends
  • Alcohols, ethers, epoxides, aldehydes, ketones, carboxylic acids, esters, amides, and anhydrides
  • Nucleophile and electrophile logic, leaving groups, substitution, elimination, carbocation stability, and rearrangements
  • IR, NMR, mass spectrometry, chromatography, extraction, distillation, and experimental interpretation
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Section 3

Biochemistry

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Develop high-yield MCAT biochemistry competence across amino acids, proteins, enzymes, carbohydrates, lipids, metabolism, molecular biology, and biotechnology methods.

  • Amino acid structure, classification, charge behavior, acid base properties, and isoelectric point
  • Peptides, protein structure, folding forces, disulfide bonds, denaturation, and protein function
  • Enzyme kinetics, Michaelis-Menten reasoning, Km, Vmax, inhibition, allosteric control, and catalytic efficiency
  • Carbohydrates, lipids, membranes, glycogen, starch, phospholipids, fatty acids, and steroids
  • Glycolysis, pyruvate oxidation, TCA cycle, electron transport, oxidative phosphorylation, PPP, gluconeogenesis, beta oxidation, and ketone bodies
  • DNA replication, transcription, translation, gene regulation, PCR, gel electrophoresis, recombinant DNA, and mutation analysis
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Section 4

Physics for Biological Systems

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Prepare for MCAT physics by applying mechanics, fluids, waves, sound, electricity, circuits, optics, atomic physics, and nuclear concepts to biological and medical contexts.

  • Kinematics, Newton’s laws, force diagrams, work, energy, power, momentum, impulse, and collisions
  • Fluids, density, pressure, buoyancy, continuity equation, Bernoulli principle, viscosity, laminar flow, and Poiseuille flow
  • Waves, frequency, wavelength, superposition, standing waves, resonance, sound, and Doppler effect
  • Electrostatics, electric fields, potential, capacitance, resistance, Ohm’s law, Kirchhoff’s rules, and capacitors
  • Reflection, refraction, lenses, mirrors, magnification, optical instruments, and the human eye
  • Radioactive decay, half-life, binding energy, nuclear processes, imaging applications, and unit reasoning
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Section 5

Cell Biology

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Build a strong MCAT cell biology base covering organelles, membranes, transport, signaling, cytoskeleton, cell cycle regulation, apoptosis, and cell level energy processes.

  • Cell structure, organelle functions, membrane composition, and the fluid mosaic model
  • Cytoskeleton components, cell shape, intracellular transport, movement, and structural support
  • Diffusion, facilitated diffusion, active transport, secondary active transport, endocytosis, and exocytosis
  • Cell cycle, mitosis, meiosis, checkpoints, cyclins, CDKs, and regulation of cell division
  • Apoptosis, necrosis, intrinsic and extrinsic pathways, caspases, and cellular response to damage
  • Cell signaling, receptors, G-proteins, tyrosine kinases, cAMP, IP3, calcium signaling, ATP production, and mitochondrial function
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Section 6

Human Physiology

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Connect MCAT biological knowledge to human body systems, including nervous, cardiovascular, respiratory, digestive, renal, endocrine, immune, and musculoskeletal physiology.

  • Neurons, action potentials, synapses, neurotransmitters, CNS, PNS, and autonomic nervous system divisions
  • Heart anatomy, conduction system, cardiac cycle, hemodynamics, blood vessels, blood pressure regulation, and oxygen transport
  • Ventilation, gas exchange, hemoglobin binding, control of breathing, and respiratory regulation
  • Digestion, absorption, liver and pancreatic roles, nephron function, filtration, reabsorption, secretion, and osmoregulation
  • Acid base balance, buffers, endocrine glands, hormone classes, HPA axis, and feedback loops
  • Innate and adaptive immunity, B cells, T cells, antibodies, vaccination principles, muscle contraction, and bone physiology
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Section 7

Genetics and Evolution

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Review MCAT genetics and evolution through inheritance patterns, pedigrees, linkage, recombination, gene expression, chromosomal abnormalities, population genetics, and natural selection.

  • Mendelian inheritance, Punnett squares, probability, dominance relationships, and inheritance problem solving
  • Pedigree analysis, autosomal dominant, autosomal recessive, X-linked, mitochondrial, and complex patterns
  • Linkage, recombination, mapping intuition, gene expression control, and epigenetic regulation
  • Chromosomal abnormalities, nondisjunction, aneuploidy, deletions, duplications, inversions, and translocations
  • Hardy-Weinberg equilibrium, drift, gene flow, mutation, selection, and population genetics reasoning
  • Natural selection, adaptation, fitness, speciation, evolutionary mechanisms, and interpretation of biological variation
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Section 8

Psychology

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Prepare for MCAT behavioral science by reviewing sensation, perception, learning, memory, cognition, motivation, emotion, personality, psychological disorders, and stress.

  • Sensation and perception across visual, auditory, somatosensory, olfactory, and gustatory systems
  • Classical conditioning, operant conditioning, observational learning, reinforcement, punishment, and behavior change
  • Memory encoding, storage, retrieval, working memory, long-term memory, and common memory errors
  • Cognition, language, intelligence, decision-making, problem solving, and cognitive bias
  • Motivation, emotion, stress response, major emotion theories, coping, and adaptation
  • Personality theories, psychological disorders, mood disorders, anxiety disorders, schizophrenia, and related clinical concepts
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Section 9

Sociology

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Strengthen MCAT sociology readiness through culture, socialization, institutions, stratification, demographics, social inequality, healthcare access, epidemiology, and group behavior.

  • Culture, norms, values, socialization, roles, status, identity, and social structure
  • Social institutions, family, education, religion, economy, healthcare systems, and social organization
  • Demographics, population growth, migration, urbanization, fertility, mortality, and demographic transitions
  • Social inequality, race, gender, class, health disparities, social mobility, and stratification
  • Group behavior, conformity, obedience, social identity, networks, and group dynamics
  • Healthcare access, epidemiology, public health models, illness experience, medicalization, and social determinants of health
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Section 10

Critical Analysis and Reasoning Skills

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Improve MCAT CARS performance through active reading, passage mapping, author viewpoint, argument structure, inference, evidence evaluation, and reasoning within humanities and social science passages.

  • Active reading, passage mapping, main idea recognition, structure tracking, and time control
  • Author intent, tone, perspective, claims, evidence, and distinction between argument and illustration
  • Premises, conclusions, assumptions, reasoning patterns, flaws, and alternative explanations
  • Inference questions, implication recognition, avoiding overreach, and staying within the passage evidence
  • Strengthen, weaken, application, analogy, and reasoning-within-the-text question strategies
  • Humanities, ethics, philosophy, literature, history, political theory, social science contexts, and unfamiliar passage handling
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Begin Revising

Choose an MCAT Practice Section

Open any section directly to begin focused revision. Topic-based practice helps you strengthen weak areas before moving into mixed MCAT-style sets.

1000 Premium Exercises Premium sections, Access code required. All 10 sections require a valid access code. Unlock the 1000-exercise premium bank to practise more widely, reinforce weak topics, and approach the MCAT with greater confidence. Buy a voucher or activate your code to unlock full access. Want to try first? Start the 50 free questions above, no code needed.

Each section contains Exercise 1 and Exercise 2. Both exercise links open in a new window.

MCAT Preparation Overview

Why This MCAT Page Is Stronger and Easier to Use

This page does more than list MCAT topic headings. It gives learners a practical revision pathway through the major MCAT knowledge areas, with clearer organization and faster movement from topic overview to focused practice.

The structure separates MCAT preparation into recognizable domains so learners can quickly identify whether they need to review chemistry, organic chemistry, biochemistry, physics, cell biology, physiology, genetics, psychology, sociology, or CARS.

This is especially useful for candidates who want a more manageable way to revise the MCAT, strengthen cross-topic understanding, and improve their ability to answer calculation-based, passage-based, and reasoning-heavy questions instead of memorizing isolated facts.

Science and Reasoning Foundations Strengthen core understanding of chemistry, biology, biochemistry, physics, physiology, psychology, sociology, genetics, and CARS concepts.
Biology, Psychology, Sociology, and CARS Skills Improve handling of passage interpretation, experimental reasoning, behavioral science, biological systems, physical science, and argument analysis.
Structured Preparation Use the 10-section format to revise deliberately instead of treating the MCAT content base as one undefined mass.

Why Use This Page

Designed for clear, focused, and manageable MCAT preparation.

  • Study one major MCAT learning area at a time instead of mixing too many topics at once.
  • Build confidence in both conceptual understanding and practical exam application.
  • Use the section structure to identify weak areas and revise with more control.
  • Progress through MCAT preparation with a clearer pathway across the major learning areas.

Why This Structure Works for MCAT Candidates

Better Diagnosis of Weak Areas Section-based study helps candidates see whether difficulties come from chemistry, physics, biology, biochemistry, physiology, genetics, psychology, sociology, or CARS reasoning.
More Efficient Revision Flow Candidates can alternate among concepts, calculations, passage interpretation, experimental reasoning, behavioral science, and CARS analysis for a more balanced preparation routine.
Stronger Exam Readiness Focused topic review supports better concept recognition, calculation accuracy, passage interpretation, and confidence across MCAT-style questions.
Have Questions?

Frequently Asked Questions

Common questions from MCAT candidates about the exam, this preparation page, and how to use it effectively.

What are the official sections of the MCAT?

The MCAT is organized into four major tested areas: Chemical and Physical Foundations of Biological Systems, Critical Analysis and Reasoning Skills, Biological and Biochemical Foundations of Living Systems, and Psychological, Social, and Biological Foundations of Behavior. This page reorganizes those areas into 10 study sections so candidates can revise in smaller, clearer learning blocks.

Why is the page divided into 10 study sections instead of only four official areas?

The four MCAT areas are still reflected, but the 10-section layout makes revision easier. For example, Chem/Phys is separated into chemistry, organic chemistry, and physics, while Bio/Biochem, Psych/Soc, and CARS each receive clearer attention.

What is the difference between Exercise 1 and Exercise 2?

Each section has two separate exercise sets so candidates can practise the same learning area more than once without relying on a single question bank. Exercise 1 focuses on core understanding, while Exercise 2 goes deeper into application, calculations, passage analysis, and exam-style reasoning.

Do I need a voucher or access code to use the premium practice sections?

Yes. All 10 premium sections, including both exercises in each section, require a valid access code. You can buy a voucher or activate an existing code using the links on this page. The 50 free questions at the top of the page remain available without an access code.

Which section should I start with if I am new to the MCAT?

Start with the area where your foundation is weakest. Many learners begin with general chemistry, biology, and biochemistry before adding timed CARS practice and mixed passage-based sets.

How are CARS and behavioral science handled on this page?

CARS is covered through active reading, passage mapping, author viewpoint, inference, evidence evaluation, and argument analysis. Behavioral science is covered through psychology, sociology, social structure, behavior, and health disparities, while science sections reinforce passage-based biological and physical reasoning.

Can I use this page for last-minute revision before the exam?

Yes. The layout is useful for focused revision because each section isolates a major learning area. For last-minute preparation, identify the sections where your confidence is lowest, complete both exercises, and review the explanations carefully. The 50 free questions can also serve as a quick warm-up before deeper practice.