Biology - the recurring giants
- ✓Human Physiology - digestion, circulation, excretion, neural and hormonal control show up every year.
- ✓Genetics & Evolution - Mendelian ratios, pedigree and molecular basis of inheritance.
- ✓Ecology - ecosystems, biodiversity and environmental issues, almost verbatim from NCERT.
- ✓Cell Biology and Biomolecules - reliable, factual marks.
Chemistry - reliable repeaters
- ✓Inorganic: periodic trends, chemical bonding, and coordination compounds.
- ✓Organic: named reactions, isomerism and GOC (general organic chemistry) basics.
- ✓Physical: mole concept, equilibrium, and electrochemistry numericals.
Physics - the formula-heavy repeaters
- ✓Mechanics and rotational motion.
- ✓Electrostatics and current electricity.
- ✓Modern physics - photoelectric effect and atomic models are frequent, quick marks.
How to use repeated topics without rote learning
Repeated topics tell you where to look, not what to memorise blindly. Revise the concept, then test yourself with MCQs on that exact area - repeated topics only convert to marks when you can recall them under exam pressure.
Sample repeated-concept questions (with answers)
These mirror the kinds of concepts NEET returns to year after year across all three subjects. Try each before reading the answer - if a 'repeated' topic still trips you, that's exactly where your revision should go.
Which blood vessel carries deoxygenated blood away from the heart?
The pulmonary artery - the classic exception, since it's an artery yet carries deoxygenated blood from the right ventricle to the lungs. NEET loves testing this 'exception to the rule'.
Which element has the highest electronegativity?
Fluorine. Electronegativity increases across a period and decreases down a group, making fluorine the most electronegative element - a periodic-trends question that recurs almost every year.
What is the pH of a 0.001 M HCl solution?
3. HCl is a strong acid and dissociates completely, so the hydrogen-ion concentration is 10^-3 M, and pH = -log(10^-3) = 3.
A ball is thrown straight up. At its highest point, what are its velocity and acceleration?
Velocity is zero, but acceleration is g (about 9.8 m/s^2) directed downward. Assuming acceleration is zero at the top is one of the most common NEET Physics traps.
The photoelectric effect establishes which nature of light?
The particle (photon) nature. Electrons are ejected only above a threshold frequency regardless of intensity, which the wave theory of light cannot explain - a repeated Modern Physics concept.
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How to build a high-yield revision timetable
Repeated topics are only an advantage if you actually revise them on a schedule. The trick is to weight your time by how much each area returns, and to make every revision session end in testing rather than passive reading.
- ✓Spend the most time on the highest-yield units - Human Physiology, Genetics and Ecology in Biology; periodic trends, GOC and equilibrium in Chemistry; mechanics, electrostatics and modern physics in Physics.
- ✓Rotate all three subjects every day so none goes cold, rather than blocking a whole week on one.
- ✓End every revision slot with a short MCQ round on that exact topic, and log the questions you miss.
- ✓Every weekend, revisit only the topics you scored worst on during the week - your miss log is your real syllabus.
Cracking assertion-reason and NCERT-line questions
Two question formats reward NEET's repeat-heavy style disproportionately. Assertion-reason questions give you a statement and a reason and ask whether each is true and whether the reason explains the assertion - practise evaluating the two parts independently before judging the link.
NCERT-line questions lift a fact almost verbatim from the textbook, often from a caption, table or an easily-skimmed sentence. The defence is simple but demanding: read NCERT so thoroughly that a reworded line still feels familiar. When you miss one, go back to the exact line rather than to a guide - that page is where the mark lived.
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Where NEET clusters its questions
Repeated topics matter most when you know how the paper is weighted, so you can spend revision time where the marks actually are. Biology accounts for half the questions (90 of 180), with Physics and Chemistry making up the rest at 45 each - which alone tells you where to anchor your effort.
- ✓Biology (about half the paper): Human Physiology and Genetics & Evolution together carry a large share, and Ecology adds some of the easiest, most NCERT-faithful marks on the paper.
- ✓Chemistry: Inorganic is the most repetitive - periodic trends, chemical bonding and coordination compounds - while Physical rewards a handful of numerical types and Organic centres on GOC and named reactions.
- ✓Physics: Mechanics and Electrodynamics dominate the weightage, and Modern Physics offers quick, formula-light marks that biology-inclined students should not skip.
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