2021 KCSE Past Papers

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• 2023 KCSE KNEC Questions & Marking Scheme
• 2024 KCSE KNEC Questions & Marking Scheme
• Accessories
• Assignments
  • Agriculture
    • Form 1
    • Form 2
    • Form 3
    • Form 4
  • Biology
    • Form 1
      • Cell physiology
      • Introduction to Biology
      • Nutrition in animals
      • Nutrition in plants
      • The cell
    • Form 2
      • Excretion and homeostasis
      • Gaseous exchange
      • Respiration
      • Transport in animals
      • Transport in plants
    • Form 3
      • Classification
      • Ecology
      • Growth and development
      • Reproduction in animal
      • Reproduction in plants
    • Form 4
      • Evolution
      • Genetics
      • Response and co-ordination in animals
      • Response and co-ordination in plants
      • Support and movement in animals
      • Support and movement in plants
  • Business studies
    • Form 1
    • Form 2
    • Form 3
    • Form 4
  • Chemistry
    • Form 1
      • Acids bases and indicators
      • Air and combustion
      • Introduction to Chemistry
      • Simple classification of substances
      • Water and hydrogen
    • Form 2
      • Carbon and its compounds
      • Chemical families
      • Effect of an electric current on substances
      • Properties and trends across a period
      • Salts
      • Structure and bonding
      • Structure of the atom and periodic tables
    • Form 3
      • Chlorine and it’s compounds
      • Gas laws
      • Nitrogen and its compounds
      • Organic Chemistry (i)
      • Sulphur and its compounds
      • The mole
    • Form 4
      • Acids, bases and salts
      • Electrochemistry
      • Energy changes
      • Metals
      • Organic chemistry (ii)
      • Radioactivity
      • Reaction rates and reversible reactions
  • CRE
    • Form 1
      • African concept of god, spirits and ancestors
      • African moral and cultural values
      • Creation and the fall of man
      • Faith and Gods promises Abraham
      • Introduction to CRE
      • Leadership in Israel David and Solomon
      • Loyalty to God, Elijah
      • Sinai covenant Moses
      • The Bible
    • Form 2
      • God meets us in Jesus Christ St Lukes gospel
      • Infancy and early life of Jesus
      • Jesus passion, death and resurrection
      • Jesus’ ministry in Jerusalem
      • Old testament prophesies about the messiah
      • The Galilean ministry
      • The journey to Jerusalem
    • Form 3
      • Amos
      • Jeremiah
      • Nehemiah
      • Selected teachings from new and old testament
      • Unity of believers
    • Form 4
      • Christian approaches to human sexuality, marriage and family
      • Christian approaches to law, order and justice
      • Christian approaches to leisure
      • Christian approaches to selected issues related to modern science, technology and environment
      • Christian approaches to wealth, money and poverty
      • Christian approaches to work
      • Contemporary Christian living
  • English
    • Cloze test
    • Comprehension
    • Compulsory compositions
    • Functional skills
    • Grammar
    • Literacy appreciation
    • Oral skills Oral literature
    • Poetry
  • Geography
    • Form 1
    • Form 2
    • Form 3
    • Form 4
  • History
    • Form 1
      • Citizenship
      • Contacts between east africa and the outside world up to the 19th century
      • Development of Agriculture
      • Early man
      • Introduction to history and government
      • National intergration, unity and conflict resolution
      • The people of Kenya up to the 19th century
    • Form 2
      • Constitution and constitution making
      • Democracy and human rights
      • Development of industry
      • Development of transport and communication
      • Social, economic and political organization of African societies in the 19th century
      • Trade
      • Urbanization
    • Form 3
      • Colonial administration
      • Establishment of colonial rule in Kenya
      • European invasion of Africa and the process of colonization
      • Lives and contributions of Kenyan leaders
      • Political development and struggle for independence in Kenya (1919-1963)
      • Social and economic developments during the colonial period in Kenya
      • The formation structure and functions of the government of Kenya
      • The rise of African nationalism
    • Form 4
      • Co-operation in Africa
      • Devolved government
      • International relations
      • National philosophies
      • Public revenue and expenditure in Kenya
      • Social economic and political development and challenges in Kenya since independence
      • The electoral process, functions of government in other parts of the world
      • World Wars
  • Kiswahili
    • Fasihi simulizi
    • Insha
    • Isimu jamii
    • Matumizi ya lugha
    • Muhtasari
    • Ufahamu
    • Ushairi
  • Mathematics
    • Form 1
      • Angles and plane figures
      • Applied geometry bearings
      • Commercial arithmetic
      • Common solids and nets
      • Evaluation of numerical expressions
      • Fractions
      • Integers
      • Linear equations
      • Rate, ratio, proportion and percentages
    • Form 2
      • Algebraic expressions
      • Equations of straight lines
      • Evaluation of numeric expressions
      • Indices
      • Linear inequalities
      • Linear motion
      • Measurements
      • Similarity and congruency
      • Statistics (i)
      • Transformation
      • Trigonometry
      • Vectors (i)
    • Form 3
      • Angle properties of a circle
      • Approximations and errors
      • Binomial expansions
      • Circles, chords and tangents
      • Commercial arithmetic (ii)
      • Compound proportions and rates of work
      • Formulae
      • Graphical determination of laws
      • Logarithmic notations
      • Matrices
      • Probability
      • Quadratic and cubic graphs
      • Quadratic equations
      • Sequence and series
      • Surds
      • Trigonometry (ii)
      • Variation
      • Vectors (ii)
    • Form 4
      • Area approximations
      • Calculus
      • Geometric construction and loci
      • Graphs of trigonometric equations
      • Integration
      • Latitudes and longitudes
      • Linear programming
      • Matrices and transformations
      • Statistics (ii)
      • Three dimensional geometry
      • Trigonometry (iii)
  • Physics
    • Form 1
      • Cells and simple circuits
      • Electrostatics (i)
      • Forces
      • Heat transfer
      • Introduction to Physics
      • Pressure
      • Rectilinear propagation of light
      • The particulate nature of matter
      • Thermal expansion
    • Form 2
      • Equilibrium and centre of gravity
      • Fluid flow
      • Hookes' law
      • Magnetic effect of an electric current
      • Magnetism
      • Measurement (ii)
      • Reflection at curved surfaces
      • Sound
      • Turning effect of a force
      • Waves (i)
    • Form 3
      • Current electricity (ii)
      • Electrostatics (ii)
      • Gas laws
      • Heating effect of an electric current
      • Linear motion
      • Newtons laws of motion
      • Quantity of heat
      • Refraction of light
      • Waves (ii)
      • Work, energy power and machines
    • Form 4
      • Cathode rays and cathode ray tube
      • Electromagnetic induction
      • Electromagnetic spectrum
      • Electronics
      • Floating and sinking
      • Mains electricity
      • Mixed concept
      • Photo electric effect
      • Radioactivity
      • Thin lenses
      • Uniform circular motion
      • X-rays
• KCSE Past Papers
  • Agriculture
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  • Biology
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  • Business studies
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  • Chemistry
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  • CRE
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  • English
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  • Geography
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  • History
    • 2005 KCSE Past Papers
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  • Kiswahili
    • 2005 KCSE Past Papers
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  • Mathematics
    • 2005 KCSE Past Papers
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  • Physics
    • 2005 KCSE Past Papers
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• KCSE Topical
  • Agriculture
    • Form 1
    • Form 2
    • Form 3
    • Form 4
  • Biology
    • Form 1
    • Form 2
    • Form 3
    • Form 4
  • Business studies
    • Form 1
    • Form 2
    • Form 3
    • Form 4
  • Chemistry
    • Form 1
    • Form 2
    • Form 3
    • Form 4
  • CRE
    • Form 1
    • Form 2
    • Form 3
    • Form 4
  • English
    • Form 1
    • Form 2
    • Form 3
    • Form 4
  • Geography
    • Form 1
    • Form 2
    • Form 3
    • Form 4
  • History
    • Form 1
    • Form 2
    • Form 3
    • Form 4
  • Kiswahili
    • Form 1
    • Form 2
    • Form 3
    • Form 4
  • Mathematics
    • Form 1
    • Form 2
    • Form 3
    • Form 4
  • Physics
    • Form 1
    • Form 2
    • Form 3
    • Form 4