JAMB Quizzes

English

JAMB English Past Questions – CBT Practice Test on Grammar & Vocabulary

Test your JAMB English skills with this CBT practice test covering sentence completion, word meaning, sentence interpretation, and stress in sentences. Perfect for JAMB CBT exam practice to improve speed, accuracy, and confidence.

3 min

Chemistry

JAMB Chemistry CBT, Alloys, Oxidation States, and Melting Points

Enhance your chemistry revision with this practice quiz covering a wide range of analytical and physical topics. Test your knowledge of alloy compositions (Brass/Copper) and the giant covalent structure of diamond. This set includes technical questions on sodium hydroxide (NaOH) deliquescence, the effect of impurities on melting points, and the purity determination of NaCl. Challenge your calculation skills with gas stoichiometry (unused gas after H₂ and O₂ reaction), the maximum oxidation state of chlorine in oxoacids, and the pOH calculation for 0.001M H₂SO₄. Finally, dive into organic chemistry by identifying tertiary alkanol isomers of C₄H₉OH and the reaction of calcium with water.

3 min

English

JAMB English Past Questions | CBT Practice Test – Vocabulary & Grammar

Practice JAMB English past questions in a real CBT practice test. This quiz covers vocabulary and meanings (sagacity), vowel sounds (M̲I̲ne), antonyms (increase → decrease), sentence completion, and rhyming words (roam). Timed and exam-focused.

3 min

CRS

JAMB CRS Quiz – Prophets, Kings, and Early Church Events

Practice JAMB CRS questions on biblical prophets, kings of Israel, Jesus’ baptism, and early Christian history for exam preparation.

3 min

Government

JAMB Government Past Questions on Nigerian History & Political Systems (UTME)

Practice JAMB Government past questions covering Nigerian history, federal legislature, constitutions, foreign policy, and African Union principles. Perfect for UTME candidates preparing for exams and focused revision.

3 min

Chemistry

JAMB Chemistry CBT: Blast Furnace, Ammonium Ions & Oxidation States

Evaluate your chemical knowledge with this advanced practice set. This quiz covers the reduction of potassium dichromate (K₂Cr₂O₇) and the resulting orange-to-green color change. Explore the structural chemistry of the ammonium ion (NH₄⁺) and its dative covalent bond, as well as the fundamental differences between aldehydes and ketones. Test your understanding of chemical equilibrium with large Kc values and calculations involving the Ideal Gas Law ($n = PV/RT$). We also analyze the industrial extraction of iron in the blast furnace, focusing on carbon monoxide as a reducing agent, the thermal decomposition of ammonium trioxonitrate (V), and the determination of the maximum oxidation state of chlorine (+$7$) in perchloric acid ($HClO₄$).

3 min

Government

JAMB Government Past Questions: Voting, Federalism & International Relations (UTME)

Prepare for UTME with this JAMB Government quiz covering voting rights, Nigerian federal legislature, impeachment, judicial precedent, UN Security Council, African Union principles, and federalism. Ideal for exam-focused revision and top scores.

3 min

Biology

JAMB Biology Past Questions on Anatomy, Insects & Plant Transport

JAMB biology past questions CBT quiz featuring specific topics like eye anatomy, insect mouthparts, and plant transport. Practice with real questions on macronutrients and insect excretory organs to improve your score.

3 min

Government

JAMB Government Past Questions on Constitution, Politics & International Bodies (UTME)

Practice JAMB Government past questions covering rule of law, constitutions, pressure groups, Nigerian political systems, ECOWAS, and the United Nations. Designed for UTME candidates focused on smart exam revision.

3 min

Chemistry

Chemistry Practice: Combustion, pH, and Particulate Nature of Matter

Challenge your understanding of chemical properties with this interactive set. This practice quiz covers acidic oxides, pH levels of solutions, and the particulate nature of matter. Test your ability to balance combustion equations for unknown hydrocarbons (CₓHᵧ) and identify the reaction products of methylethanoate and ammonia. We also dive into environmental chemistry with questions on gaseous pollutants, the crystalline structure of ice, and the internal energy of ideal gases. Finally, master laboratory techniques by identifying the correct drying agents for Hydrogen gas (H₂).

3 min

Biology

JAMB Biology Past Questions on Microorganisms & Adaptations (CBT)

Master JAMB Biology with random CBT quizzes covering Amoeba, insect adaptations, and nitrogen utilization. Boost your speed and accuracy with instant results on real past questions.

3 min

English

CBT Exam Practice on Sentence Completion, Phonetics & Comprehension

emphatic stress, phonetic sounds, sentence completion, and reading comprehension. Improve speed, accuracy, and exam confidence.

3 min

Chemistry

Chemistry Practice: Organic Isomers, Gas Laws & Hybridization

Test your mastery of advanced chemical concepts with this targeted practice set. This quiz covers the polymerization of latex (isoprene units) and the allotropic transformation of sulphur when cooled below its transition temperature. Explore organic reaction types, such as the substitution reaction of chloroform with chlorine, and the sp² hybridization of carbon in ethene. Challenge your mathematical skills with the Ideal Gas Law formula ($n = PV/RT$) and identify the structural isomers of butane (C₄H₁₀). Additionally, we review industrial applications including solid-gas mixtures (aerosols/smoke), the use of zinc sulphide in fluorescent coatings, and the classification of secondary and tertiary alcohols based on hydroxyl group positioning.

3 min

Biology

JAMB Biology CBT Practice Test on Genetics, Blood & Ecology

Practice JAMB Biology past questions with this CBT practice test covering blood components, continuous variation, population growth, haemophilia inheritance, genetic mutations, phenotypic ratios, and Nigerian ecosystems. Sharpen exam speed and confidence while testing key topics.

3 min

CRS

JAMB CRS Practice Questions: Moses, Creation & Prophets (CBT Test)

Practice JAMB Christian Religious Studies CBT questions on Moses, creation, prophets, and key teachings of the Bible. Ideal for UTME candidates preparing with past-question–style quizzes.

3 min

Physics

JAMB Physics Quiz – Magnetism, Semiconductors, and Heat

Practice JAMB Physics questions on magnetic fields, semiconductors, displacement, eddy currents, flotation, band gaps, gas laws, and heat transfer to boost your exam readiness.

3 min

Government

JAMB Government Quiz – Nigerian Political History and Governance

Practice JAMB Government questions on Nigerian political reforms, military regimes, elections, international relations, and forms of government.

3 min

Chemistry

JAMB 2025 Chemistry Past Questions (Full Practice Test – All Topics)

Attempt a full JAMB 2025 Chemistry past questions practice test covering all topics, including gas laws, equilibrium, organic chemistry, thermochemistry, electrochemistry, and environmental chemistry. Ideal for UTME CBT exam simulation and final revision.

8 min

Physics

JAMB Physics Quiz – Heat, Waves, Electricity, and Radioactivity

Practice JAMB Physics questions on thermal expansion, barometers, heat transfer, waves, photoelectric effect, optics, electromagnets, radioactive decay, and semiconductors to strengthen your exam preparation.

3 min

Chemistry

JAMB Chemistry CBT Practice: Perfume Making, Catalysts & Bonds

Test your chemistry knowledge with this advanced practice set. This quiz explores the bonding in oxonium ions and naphthalene molecules, as well as the behavior of catalysts in chemical reactions. Challenge yourself with STP calculations to find the relative molecular mass of gases and identify which hydrocarbons undergo both addition and substitution reactions. We also cover practical laboratory chemistry, including the use of charcoal in water treatment, the production of perfumes, and the reaction of ammonia to produce dense white fumes. Perfect for students reviewing equilibrium constant (Kc) factors and the purity of natural water sources.

3 min

Chemistry

Chemistry CBT, Electroplating, Ammonium Ion Bonding, and Antifreeze

Master complex chemical calculations and bonding theories with this practice quiz. This set focuses on Faraday's Law of Electrolysis (calculating the mass of Aluminium deposited by a 15A current) and Graham's Law of Diffusion (comparing diffusion times for SO₂ and H₂S). Explore the nature of chemical bonds, including dative (coordinate) covalent bonding in the ammonium ion (NH₄⁺) and electrovalent bonding in hydrated Copper (II) ions. Test your knowledge of industrial and organic chemistry, covering the use of Ethane-1,2-diol (Ethylene Glycol) as antifreeze, the reaction of ethanol with Phosphorous (V) chloride (PCl₅), and the hydration of alkenes to form alkanols. Finally, review gas behavior under high pressure and the use of starch iodide paper to detect Chlorine gas.

3 min