Biology Form 3 Latest Schemes of Work; KLB Free Schemes of Work
SCHEME OF WORK FORM THREE TERM ONE YEAR 2023 to 2030 | |||||||
WNO | L/NO | TOPIC/SUBTOPIC | LESSON / SPECIFIC OBJECTIVES | TEACHING / LEARNING ACTIVITIES | MATERIALS / RESOURCES | REF. | REMARKS |
| 1 | 1 | CLASSIFICATIONII
Principles of classification of living organisms. | By the end of the lesson, the learner should be able to: Explain the importance of classification of organisms. Discuss the general principles of classification. Identify major taxonomic units. | Q/A: To review Classification I.
Discussion of principles of classification of organisms.
Q/A: Major taxonomic units. | Chart- Taxonomic units. | KLB BK III. PP 1-2. | |
| 2 | Binomial Nomenclature. | To define a species. To explain features of a species. To explain principles of binomial nomenclature. | Probing questions leading to definition of a species. Give examples of breeds and varieties. Discuss the double- naming system and the underlying features. | Chart- Examples of generic and specific names of organisms. | KLB BK III.P 2. | ||
| 3
4 | Animal Kingdoms.
Kingdom Monera.
| Identify the five animal kingdoms.
State characteristics of members of kingdom Monera. To identify and draw various bacteria. To explain how bacteria affect our lives.
| Expository approach -The teacher will expose the five kingdoms. Discussion- General characteristics of unicellular and microscopic organisms. Drawing and labeling a bacterium.
Q/A: Economic importance of bacteria.
| Chart- Types of bacteria | KLB BK III.P 3.
| ||
| 5 | Kingdom Protoctista. | To give examples of members of kingdom Protoctista. To state general characteristics of members of kingdom Protoctista.
| Teacher leads in a discussion. | KLB BK III. PP 4-5. | |||
| 2 | 1 | Organisms with varied forms. | To draw and label an amoeba, paramecium, spirogyra, e.t.c. | Drawing and labelling organisms with varied forms. | Wall charts. | KLB BK III. P 4-5. | |
| 2,3 | Organisms in pond water. | To identify organisms in pond water. | Examine a drop of pond water on a glass slide under a microscope. Draw diagrams of organisms observed. Compare the observed organisms with those previously drawn and labelled.
| Microscope Water dropper Pond water Glass slides. | KLB BK III. P. 4-5. | ||
| 4,5 | Kingdom Fungi.
Characteristics of Kingdom Fungi. | To give examples of members of kingdom fungi. To discuss economic importance of fungi. To state general characteristics of fungi.
| Detailed discussion. Exposition of new concepts/ terms. | Mushrooms, Yeast, Bread mould. | KLB BK III. P 6. | ||
| 3 | 1,2 | Diagrams of Fungi. | To draw and label various fungi. | Examine bread mould. Draw and label diagrams of various fngi. | Wall charts, Bread mould, Yeast, Edible mushroom. | KLB BK III. P 6. | |
| 3 | Kingdom Plantae.
General characteristics. | State general characteristics of plants. | Q/A: Compare plants with the aforementioned kingdoms, and then list down characteristics of plants.
| KLB BK III. P 7. | |||
| 4 | Division Bryophyta External structure of a Bryophyta. | State general characteristics of Bryophyta. To draw and label external features of an identified Bryophyta. To identify features of Bryophyta.
| Teacher leads in a discussion. Students examine moss plant under a hand lens, then Draw and label the moss plant. | Moss plant, Hand lens, Slide. | KLB BK III. P 7. | ||
| 5
| Division Pteridophyta. | To state general characteristics of Pteridophytes. To draw and label external features of Pteridophytes. | Teacher leads in a discussion on characteristics of Pteridophytes. Class experiments: To observe a live or preserved fern. To draw and label the fern.
| A live or preserved fern.
| KLB BK III. P 7. | ||
| 4 | 1 | Division Spermatophyta. | To state general characteristics of spermatophytes.
| Teacher leads in a discussion on spermatophytes. | KLB BK III. P 9. | ||
| 2 | Features of Spermatophytes. | To identify features of spermatophytes. | Class experiments: To examine a complete specimen of a bean plant with ponds/ maize plant/ a twig of cypress. | Complete specimens of bean plant with ponds/ maize plant/ a twig of cypress.
| KLB BK III. P 9. | ||
| 3 | Sub-division Gymnospermatophyta. | To state general characteristics of gymnospermatophyta. | Detailed discussion. | KLB BK III. P 9. | |||
| 4 | Subdivision Angiospermaphyta. | To state general characteristics of angiospermaphyta. | Detailed discussion. Q/A: Comparing gymnospermatophyta and angiospermaphyta.
| KLB BK III. P 10. | |||
| 5 | Class Monocotyledonae. | To list down characteristics of Monocotyledonae. | Class experiments: Examine maize plant/ wheat/ grass/ sugarcane. Discuss external features of the plants.
| Maize plant/ wheat/ grass/ sugarcane. | KLB BK III. P 11. | ||
| 5
| 1 | Class Dicotyledonae. | To list down characteristics of Dicotyledonae. | Class experiments: Examine external features of bean plant/ black jack/ tea. Discuss their external features.
| Bean plant/ black jack/ tea.
| KLB BK III. P 11. | |
| 2 | Kingdom Animalia. | To state characteristics of kingdom Animalia. | Q/A: To review general characteristics of animals as compared to those of plants. | KLB BK III. P 12. | |||
| 3 | Phyllum Arthropoda. | To list common features of Arthropoda.
| Class experiments. Examine external features of freshly killed grasshopper/ spider/ millipede/ centipede. List down common features of the specimens. | Freshly killed grasshopper/ spider/ millipede/ centipede | KLB BK III. P 12. | ||
| 4 | Phyllum Arthropoda. | To state general characteristics of Arthropoda. | Q/A: General characteristics of Arthropoda. | KLB BK III. P 12. | |||
| 5 | Class Crustacea. | To list down external features of a crab/ crayfish. | Examine preserved specimens of a crab/ crayfish and identify external features. Draw and label diagrams. Discuss their general characteristics.
| Specimens of a crab/ crayfish. | KLB BK III. P 13. | ||
| 6 | 1 | Class Chilopoda. | To describe external features of a centipede. | Examine a centipede. Draw and label a centipede. Discuss general characteristics of Chilopoda comparing them to those of other members of the kingdom Animalia.
| A centipede.
| KLB BK III. P 14. | |
| 2 | Class Diplopoda. | To describe external features of a milipede. | Examine a milipede. Draw and label a milipede. Discuss general characteristics of diplopoda comparing them to those of other members of the kingdom Animalia.
| A milipede. | KLB BK III. P 15. | ||
| 3 | Class Arachnida. | To describe external features of mites, spiders, scorpions, ticks. | Examine specimens of freshly killed/ preserved arachnids. Q/A: Differences between arachnids and members of other classes. Discuss general characteristics of Arachnida.
| Specimens of freshly killed/ preserved arachnids. | KLB BK III. P 15. | ||
| 4 | Class Insecta. | To describe external features of common insects. | Examine live/ freshly killed specimens of ground beetle, honeybee, termite, e.t.c. List down general characteristics of insecta. Discuss economic importance of insects.
| Live/ freshly killed specimens of ground beetle, honey-bee, termite, e.t.c.
| KLB BK III. P 15. | ||
| 5 | TEST | ||||||
| 7 | 1 | Phyllum Chordata. | To identify general characteristics of chordates. | Q/A: Identify classes of phylum chordata. Discussion: characteristics of chordates.
| KLB BK III. PP 16-18. | ||
| 2 | Class Pisces. | To draw and label external features of a (tilapia) fish. | Exposition- Teacher exposes new concepts pertaining to characteristics of fish. | Chart –tilapia fish. | KLB BK III. P 18. | ||
| 3 | Class Amphibia. | To give examples of Amphibia. To list down general characteristics of Amphibia. | Q/A: Examples of Amphibia.
Discussion. | Chart- Diagrams of Amphibia.
| KLB BK III. P 18. | ||
| 4,5 | Class Amphibia. | To compare observable features of a tilapia fish and those of a frog. | Group experiments- Observing specimens and placing them in their respective classes. | Preserved specimens – fish, amphibians. | KLB BK III. P 18. | ||
| 8 | 1 | Class Reptilia. | To state general characteristics of reptilia. | Q/A: Comparing reptiles and amphibians/ aves Discussion: General characteristics of reptilia. | KLB BK III. P 18. | ||
| 2 | Class Aves. | To state general characteristics of aves. | Q/A: Comparing reptiles and amphibians/ aves Discussion: General characteristics of reptilia.
| Chart- Diagrams of birds.
| KLB BK III. P 19. | ||
| 3 | Class Mammalia. | To state general characteristics of Mammalia. | Q/A: Examples of egg laying mammals, pouched mammals, primates, etc. | Diagrams of various mammals.
| KLB BK III. P 20. | ||
| 4,5 | Dichotomous key. | To explain the rules used in constructing a dichotomous key. | Teacher exposes features of a dichotomous key. | KLB BK III. P 23. | |||
| 9 | MID TERM BREAK AND ASSESSMENT | ||||||
| 10 | 1 | Features for identifying animals / plants.
| To list identification features for animals/ plants. | Teacher exposes features for identifying animals/ plants.
| KLB BK III. P 24. | ||
| 2 | Examples of dichotomous keys. | To construct dichotomous keys using leaves, stems, e.t.c. | Teacher leads through constructed dichotomous keys.
| Chart- Constructed dichotomous keys.
| KLB BK III. P 24. | ||
| 3-5 | Construction of dichotomous keys. | To construct a guided dichotomous key of a given number of steps. To use a constructed dichotomous key to identify given specimens. To construct own dichotomous key. | Supervised exercise.
Written exercise.
Exercise review. | Plants from different families.
Different plant species. | KLB BK III. PP 24-30 |
| |
| 11 | 1 | ECOLOGY
Concepts of ecology. | To differentiate between autecology and synecology. Define various concepts used in ecology.
| Exposition- Teacher exposes new concepts and explains their underlying meanings. | KLB BK III. P 33 | ||
| 2,3 | Abiotic factors in an ecosystem. | To describe various abiotic factors that affect distribution of organisms. | Detailed discussion of effect of light, temperature, pressure, wind, humidity, salinity, pH on distribution of organisms. | KLB BK III. P 34. | |||
| 4,5 | Measuring abiotic factors. | To measure abiotic factors that affect distribution of organisms. | Group activities- Measuring temperature, humidity, pH. Answering related questions.
| Thermometers pH meter e.t.c. | KLB BK III. P 34. | ||
| 12 | 1 | Biotic inter-relationships.
– Competition. | To differentiate between intraspecific and interspecific competition. To interpret graphs representing competition between two species. To define an ecological niche and a habitat.
| Teacher exposes new concepts.
Teacher leads in interpreting graphs showing competition.
Q/A: Deductions from graphs. |
Chart – graphs. | KLB BK III. P 35. | |
| 2 | – Predation. | To define a predator and a prey. To describe adaptive characteristics of various predators. | Q/A: Pairs of predators and preys. Discussion: Adaptive characteristics of leopards, hawks, praying mantis, lions, e.t.c
| KLB BK III. P 37. | |||
| 3 | – Parasitism. | To distinguish parasitism from predation. To differentiate between endoparasites and ectoparasites. To identify adaptive features of parasites.
| Q/A: Pairs of parasites and hosts. Examine specimens of endoparasites and ectoparasites. Discuss economic importance of parasites.
| Specimens of endoparasites and ectoparasites. | KLB BK III. P 37. | ||
| 4 | – Symbiosis and Saprophytism. | To define symbiosis and saprophytism. To explain economic importance of symbiosis and saprophytism.
| Detailed discussion.
Examples of symbiants and saprophytic organisms. | KLB BK III. P 38. | |||
| 5 | The Nitrogen cycle. | Describe the nitrogen cycle. Explain importance of micro-organisms in root nodules of plants.
| Discuss flow chart of nitrogen cycle. | Chart-Nitrogen cycle. | KLB BK III. PP 40-41. | ||
| 13 | END OF TERM ONE EXAMS | ||||||
SCHEME OF WORK FORM THREE TERM TWO YEAR 2023 | |||||||
WNO | L/NO | TOPIC/SUBTOPIC | LESSON / SPECIFIC OBJECTIVES | TEACHING / LEARNING ACTIVITIES | MATERIALS / RESOURCES | REF. | REMARKS |
| 1 | 1 | Trophic levels. | To identify various trophic levels occupied by organisms. To describe energy flow in an ecosystem. | Q/A: To review photosynthesis; carnivores, herbivores, Discuss trophic levels in an ecosystem.
| Flow chart- Energy flow in an ecosystem. | KLB BK III. PP 40-41. | |
| 2 | Food chains. | To define a food chain. To give examples of food chains. To identify trophic levels of organism(s) in a food chain.
| Teacher gives an illustration of a food chain; then gives specific examples. Q/A: Trophic levels of organisms in a food chain.
| KLB BK III. P 42. | |||
| 3 | Food webs. | To interpret food webs. | Teacher illustrates a food web in a given habitat. Emphasis is laid on direction of arrows. Answer questions derived from food webs.
| KLB BK III. P 43. | |||
| 4 | Ecological pyramids of numbers. | To represent feeding relationships and energy flow using pyramids of numbers. | Q/A: Review trophic levels. Teacher explains features of pyramid of numbers. | KLB BK III. PP 41-42. | |||
| 5 | Constructing Pyramid of numbers from given data. | To construct pyramid of numbers from given data.
To interpret constructed pyramid of numbers from given data.
| Q/A: Identifying trophic levels of organisms.
Use given date to construct pyramid of numbers.
Supervised Exercise.
| KLB BK III. PP 42-43 | |||
| 2 | 1 | Inverted pyramid of numbers. | Give examples where an inverted pyramid of numbers exists; giving reasons thereof. | Representing inverted pyramid of numbers diagrammatically. | Chart- Inverted pyramid of numbers. | KLB BK III. PP 43-44 | |||
| Pyramid of Biomass. | To define biomass of an organism. To interpret the pyramid of biomass. To construct a biomass from given data. | Teacher exposes new concepts; then leads in a detailed discussion.
Students construct biomass from given data.
| KLB BK III. PP 44-45. | ||||||
| 2 | Population. | To describe some characteristics of populations. To explain factors affecting population growth rate. | Q/A: Definition of population. Discuss population density, dispersion and growth. Q/A: Factors affecting population growth rate; including food availability, space, diseases such as HIV/AIDS, pests, e.t.c.
| KLB BK III. P 46. | |||||
| Quadrat method of estimating population. | To describe the quadrat method of estimating population. To suggest limitations of quadrat method of estimating population. | Teacher explains use of quadrat method of estimating population. Q/A: limitations of quadrat method of estimating population. Project- students to make quadrats.
| KLB BK III. PP 46-47. | ||||||
| 3 | Quadrat method of estimating population.
| To estimate population using quadrat method. | Students’ outdoor activity- Estimating population using standard quadrats. | Standard quadrats. | KLB BK III. PP 46-47. | ||||
| Line – transect method of estimating population. | To describe the line transect method of population. To suggest limitations of line transect method of population.
| Teacher explains procedure of line transect method of population. Q/A: Students suggest limitations of line transect method of population. | KLB BK III.PP 47-48. | ||||||
| 4 | Belt transect method of estimating population. | To estimate population using belt transect method of population. | Group work – outdoor activity. Discussion. | Tape measure, quadrats, pegs, thermometer, pH indicator, e.t.c | KLB BK III. PP 48-49. | ||||
| Capture-recapture method. | To describe capture-recapture method of estimating population. To suggest limitations of capture-recapture method. To estimate population size using capture-recapture method.
| Detailed discussion and explanations.
Q/A: Assumptions made in this method, limitations of the method.
Worked examples. | KLB BK III. PP 48-49. | ||||||
| 5 | Xerophytes. | To state characteristics of dry habitats. To identify adaptations of xerophytes to their habitats. | Q/A: Characteristics of dry habitats. Discussion: Adaptations of xerophytes to dry habitats.
| Specimens of xerophytes. | KLB BK III. P 50. | ||||
| Mesophytes. | To state characteristics of habitats of mesophytes.
To explain adaptations of mesophytes to their habitats. | Q/A: Characteristics of habitats where mesophytes thrive.
Discussion: Adaptations of mesophytes to their habitats.
| Specimens of mesophytes. | KLB BK III. P 51. | |||||
| 3 | 1 | Hydrophytes. | To state characteristics of habitats of hydrophytes. To explain adaptations of hydrophytes to their habitats. | Q/A: Characteristics of habitats where hydrophytes. thrive.
Discussion: Adaptations of hydrophytes to their habitats.
| Specimens of hydrophytes. | KLB BK III. P 51. | |||
| 2,3 | Halophytes. | To state characteristics of habitats of halophytes. To explain adaptations of halophytes to their habitats. | Q/A: Characteristics of dry habitats. Discussion: Adaptations of dry habitats. | Specimens of halophytes. | KLB BK III. P 52. | ||||
| 4,5 | Adaptive features of plants. | Group experiments- Students examine given specimens and suggest their habitats. Identify adaptive features. | Xerophytes Mesophytes Hydrophytes Hand lenses. | KLB BK III. P 50. | |||||
| 4 | 1 | Pollution and its effects. | To define pollution, pollutants. To explain effects of pollution on human beings and other organisms.
| Discussion punctuated with Q/A. | KLB BK III. P 55. | ||||
| 2,3 | Air pollution. | To identify causes and effects of air pollution. To suggest control measures of air pollution.
| Detailed discussion & probing questions. | KLB BK III. PP 56-59.
| |||||
| 4,5 | Water pollution. | To identify causes and effects of water pollution. To suggest control measures of water pollution.
| Detailed discussion & Q/A. | KLB BK III. P 60. | |||||
| 5 | 1 | Soil pollution. | To identify causes and effects of soil pollution. To suggest control measures of soil pollution.
| Detailed discussion & Q/A. | KLB BK III. P 62. | ||||
| 2 | Radioactive emissions. | To identify effects of radioactive emissions. To state uses of nuclear energy.
| Brief discussion on radioactive emissions and nuclear energy | KLB BK III. P 62. | |||||
| 3, 4
| Human diseases. Typhoid & cholera. | To identify disease predisposing factors. To describe causative agents, symptoms, prevention of bacterial diseases.
| Detailed discussion with probing questions.
| KLB BK III. P 63. | |||||
| 5 | Protozoan diseases. | To identify causal agents, symptoms, prevention and treatment of amoebic dysentery and malaria.
| Detailed discussion, Q/A. | KLB BK III. PP 66. | |||||
| 6 | 1 | Prevention and control of protozoan diseases. | To explain methods of preventing and controlling protozoan diseases. | ||||||
| 2,3 | Ascaris lumbricoides. | To identify adaptive features of Ascaris lumbricoides. To state and explain effects of a parasite on the host. To suggest preventive and control measures.
| Group activities: Students examine preserved specimens of Ascaris lumbricoides and identify some adaptive features.
Detailed discussion. | Preserved specimens of Ascaris lumbricoides. | KLB BK III. P 67. | ||||
| 4 | Bilharzia. | To identify causal and transmission agents of bilharzia. To describe effects of the parasite on its host. To identify adaptive features of schistosoma.
| Brief discussion Q/A: Effects on host and control measures. | KLB BK III. P 69. | |||||
| 5 | TEST | ||||||||
| 7 | 1 | REPRODUCTION IN PLANTS AND ANIMALS Introduction | To differentiate between sexual and asexual reproduction. To state importance of reproduction.
| Q/A: Defination of reproduction. Teacher illustrates and explains sexual and asexual reproduction. | KLB BK III. P 78. | ||||
| 2 | Cell division. | To define genes and chromosomes. To describe the role of chromosomes in cell division.
| Detailed discussion. | KLB BK III. P 79. | |||||
| 3,4 | Mitosis. | To describe the process of mitosis. | Teacher leads in a detailed discussion. Drawing diagrams showing stages of mitosis. | KLB BK III. P 80. | |||||
| 5 | Mitosis in a young root tip. | To describe an experiment to show mitosis in a young root tip. | Group experiments: Observing different stages of mitosis. Drawing cells showing stages of mitosis. Comparing drawn cells with those previously drawn.
| Onion root tip. Microscope IM HCl Cover slides. | KLB BK III. P 80. | ||||
| 8 | 1 | Significance of mitosis. | To explain significance of mitosis. | Detailed discussion. | KLB BK III. P 81. | ||||
| 2 | Meiosis. | To distinguish meiosis from mitosis. To explain the principle underlying meiosis. | Explanations | KLB BK III. P 82. | |||||
| 3,4 | First and second meiotic divisions. | To describe the processes of first and second meiotic divisions. | Explanations and drawing diagrams. | Chart- stages of second meiotic division. | KLB BK III. P 82. | ||||
| 5 | Meiosis in plant cells. | To identify various stages of meiosis. | Group experiments- meiosis in young flower bulbs. Drawing cells showing stages of meiosis. Comparing drawn cells with those previously drawn. | Flower buds IM HCl Source of heat Glass slide Filter paper Microscope | KLB BK III. P 82. | ||||
| 9 | MID TERM BREAK AND ASSESSMENT | ||||||||
| 10 | 1 | Significance of meiosis. | To explain significance of meiosis. | Detailed discussion. Probing questions leading to differences between mitosis and meiosis. | KLB BK III. P 82. | ||||
| 2 | Asexual reproduction.
Binary fission. | To identify types of asexual reproduction. To describe the stages of binary fission in amoeba. | Exposition and discussion.
Drawing diagrams/ discussion. | Chart- Binary fission in amoeba | KLB BK III. P 87. | ||||
| 3 | Spore formation. | To describe the process of spore formation in bread// ugali mould. | Mould on bread /ugali. Identify and draw hyphae and sporangia. | Microscope bread/ ugali mould Hand lens.
| KLB BK III. P 88. | ||||
| 4 | Budding. | To explain conditions necessary for budding in yeast. | Exposition and discussion. | KLB BK III. P 89. | |||||
| 5 | Budding in yeast. | To explain conditions necessary for budding in yeast. | Identifying, drawing and labeling yeast cells. | Previously prepared 10% sugar solution Methylene blue Microscope
| KLB BK III. P 89. | ||||
| 11 | 1,2 | Sexual reproduction in plants. Structure of a flower. | To draw and label a flower. | Group experiments- Examine flowers and identify parts. Counting number of sepals, petals, stamen, carpels. | Bean flower Morning glory Bauhinia Longitudinal section of a general flower.
| KLB BK III. P 90. | |||
| 3,4 | Flower terminologies. | To explain terms related to flowers. | Exposition of new concepts. Teacher demonstration- examining features of flowers. | Flowers. | KLB BK III. P 91. | ||||
| 5, | Pollination.
Insect-pollinated flowers. | To define pollination. To identify agents of pollination. To describe the structure of insect-pollinated flowers. | Q/A: Definition of pollination. Agents of pollination. Class experiment- Structure of insect pollinated flowers. Students identify various parts.
| Insect-pollinated flowers. | KLB BK III. P 93. | ||||
| 12 | 1,2 | Wind-pollinated flowers. | To describe the structure of wind-pollinated flowers. | Class experiment-examine inflorescence of star grass/ maize/ sugarcane. Identify glumes, spikes and spikelets. Compare them in text books/ charts. | Wind-pollinated flowers. | KLB BK III. PP 93-94.
| |||
| 3 | Adaptive features of wind-pollinated flowers. | To state and explain adaptive features of wind-pollinated flowers. | Q/A: adaptive features of wind-pollinated flowers. | Wind-pollinated flowers. | KLB BK III. PP 93-94. | ||||
| 4 | Features hindering self-pollination. | To discuss features and mechanisms that hinder self-pollination in plants. | Exposition and detailed discussion. | KLB BK III. PP 93-94. | |||||
| 5 | Fertilisation process in flowering plants. | To define fertilisation.
To describe the fertilisation process in flowering plants. | Drawing diagrams, detailed discussion.
| KLB BK III. P 95. | |||||
| 13 | END OF TERM TWO EXAMS | ||||||||
SCHEME OF WORK FORM THREE TERM THREE YEAR 2023 | |||||||
WNO | L/NO | TOPIC/SUBTOPIC | LESSON / SPECIFIC OBJECTIVES | TEACHING / LEARNING ACTIVITIES | MATERIALS / RESOURCES | REFERENCES | REMARKS |
| 1 | 1 | Seed formation. | To explain formation of seeds.
| Detailed discussion. | KLB BK III. P 97. | ||
|
| Fruit development. | To describe development of fruits in flowering plants.
| Detailed discussion.
| KLB BK III. P 98. | |||
| 2 | Classification of fruits. | To classify fruits using specific criteria. | Teacher presents several types of fruits and leads students in classifying them. Detailed discussion, drawing of diagrams.
| A variety of fruits, petri dishes Blades Containers.
| KLB BK III. P 99. | ||
|
| Placentation. | To define placentation. To describe the process of placentation. To identify types of placentation. | Teacher exposes the meaning of placentation. Students examine ovaries of various fruits as the teacher exposes the types of placentation exhibited. Students draw diagrams showing types of placentation.
| Fruits Beans Sunflower Pawpaw Orange Primrose, e.t.c | KLB BK III. P 100. | ||
| 2 | Fruit and seed dispersal. | To explain adaptive features of fruits and seeds to their agents of dispersal. | Students examine fruits and seeds, observe external features, and group them accordingly to methods of dispersal. Detailed discussion of observations made.
| KLB BK III. PP. 102-103 | |||
| 4 | Internal structure of fruits. | To label the parts of internal structure of a fruit.
To identify the functions of internal parts of a fruit.
| Teacher demonstration- Vertical sections of fruits.
Students draw and label the fruit internal structure.
| KLB BK III. P. 104 | |||
| 5 | Sexual reproduction in animals.
External fertilisation. |
To describe external fertilisation in amphibians.
| Detailed discussion. | Strands of eggs of frogs. | KLB BK III. P 105 | ||
| 2 | 1 | Internal fertilisation. | To describe internal fertilisation and compare it with external fertilisation. | Tabulate differences between external and internal fertilisation. | KLB BK III. P. 105 | ||
| 2 | Reproduction in mammals.
Reproduction in human beings. | To explain the reproduction process in mammals.
To draw and label the structure of male reproduction system.
| Detailed discussion.
Drawing and labeling male reproduction system. |
Wall charts-Reproduction system. | KLB BK III. P. 105 | ||
| 3 | Functions of parts of male reproduction system. | To explain the male reproduction system. | Detailed discussion. | KLB BK III. PP. 106-108 | |||
| Male reproduction system of a male animal. | To identify parts of male reproduction system of a rabbit/ rat. | To examine reproduction system of a male rabbit /rat. Identify the parts of the reproduction system.
| Reproduction system of a rabbit/ rat. | KLB BK III. P. 108 | |||
| 4 | Female reproduction system. | To draw and label parts of the female reproduction system. | Drawing and labeling. | KLB BK III. PP. 108-110. | |||
| Functions of parts of female reproduction system. | To explain the functions of parts of female reproduction system. | Detailed discussion. | KLB BK III. PP. 108-110 | ||||
| 5 | Female reproduction system of a female animal. | To identify parts of female reproduction system of a female animal. | Examine parts of a female reproduction system. Identify the parts. | Dissected female rat/ mouse/rabbit. | KLB BK III. P.110 | ||
| The human sperm.
Formation of ova. | To draw and label the human spermatozoon. To describe the process of formation of ova. | Drawing and labelling. Detailed discussion. Q/A: Adaptations of male gamete to its function.
| KLB BK III. PP. 112-113 | ||||
| 3 | 1 | Fertilisation process. | To explain the fertilisation process. | Discussion Drawing diagrams.
| KLB BK III. PP. 113-114 | ||
| 2 | Implantation. | To define implantation. To define ectopic pregnancy.
| Drawing illustrative diagrams. Discussion. | KLB BK III. P. 114 | |||
| 3 | The placenta. | To describe the formation of the placenta and the structure of the placenta.
| Exposition and discussion. | Chart- The placenta. | KLB BK III. P. 115 | ||
| 4 | Role of the placenta.
Placental exchanges. | To state and explain the role of the placenta. To identify substances allowed / not allowed to pass through the placenta | Exposition and discussion. Drawing diagrams showing placental exchanges. Detailed discussion. | KLB BK III. P. 116 | |||
| 5 | TEST | ||||||
| 4 | 1 | Pregnancy and hormones. | To identify functions of human oestrogen and progestrone during pregnancy. | Tabulate functional differences. | |||
| 2 | Abortion, miscarriage, birth. | To describe processes of abortion, miscarriage and birth. | Q/A: To elicit students responses on related issues. | KLB BK III. PP. 117-119 | |||
| 3 | Lactation and parental care. | To explain the role of oxytocin in milk let down. To draw and label mammary glands. | Discussion
Drawing and labelling mammary glands.
| Wall- charts mammary glands. | KLB BK III. P. 120 | ||
| 4 | Secondary sexual characteristics. | To state secondary sexual characteristics in males and females. | Detailed discussion. | ||||
| 5 | The menstrual cycle. | To explain the role of hormones in the menstrual cycle. | Detailed discussion. | Chart- Phases of human menstrual cycle. | KLB BK III. P. 121 | ||
| 5 | 1 | 28-day menstrual cycle. | To represent hormonal levels on a 28-day chart. | Open discussion. Interpreting illustrative charts. | KLB BK III. PP. 122-123 | ||
| 2,3 | Menopause, infertility and emerging issues. | To describe hormonal changes at menopause. To discuss emerging issues related to infertility and menopause.
| Open discussion. | KLB BK III. P. 123 | |||
| 4,5 | Sexually Transmitted Infections & HIV/AIDS. | To identify the symptoms of STIs. To explain the mode of transmission of STIs / AIDS and discuss methods of control. To differentiate between HIV and AIDS. | Detailed discussion. Q/A: Distinction and relationship between HIV and AIDS.
| Chart- STIs causal agents, symptoms, prevention and control measures. | PP. 123-125 | ||
| 6 | 1 | GROWTH & DEVELOPMENT.
The concepts of growth and development. | To distinguish growth from development. | Q/A: Aspects that occur during growth. Detailed discussion of growth and development. | KLB BK III. P. 134 | ||
| 2 | Measurement of growth. | To identify aspects that indicate growth of an organism. Sketch a growth curve. | Discuss growth aspects-height, weight and volume. | KLB BK III. P. 134 | |||
| 3,4 | Growth phases. | To describe lag and decelerating phases of growth. | Students will have collected data, e.g. height of shoots of different ages. Teacher assists students to draw growth curves. Discussion- phases of growth.
| Shoots of known ages. | KLB BK III. P. 135 | ||
| 5 | Intermittent growth curve. | Explain growth curve showing intermittent growth.
| Q/A: life cycles of insects. Exposition and detailed discussion.
| KLB BK III. P. 135 | |||
| 7 | 1 | Structure of the seed. | To draw and label a typical seed. To state the functions of the parts of a seed. | Students examine external structure of bean seeds and maize seeds. Teacher assists them to identify the parts of the seeds. Drawing and labeling the seeds.
| Specimens of maize and bean seeds. | KLB BK III. P. 136 | |
| 2 | Longitudinal sections of monocots and dicots. | To identify structural differences between monocots and dicots. | Obtain longitudinal section of the seeds. Identify structural differences of the specimens. Carry out iodine tests. Explain the observations. | Hand lens Maize and bean seeds. Iodine Scalpels. | KLB BK III. P. 136 | ||
| 3 | Dormancy in seeds. | To define seed dormancy. To explain factors that cause dormancy and ways of breaking dormancy.
| Detailed discussion. | KLB BK III. P. 137 | |||
| 4,5 | Seed germination. | To describe the process of seed germination. To investigate conditions necessary for germination. To explain conditions necessary for germination. | Observe previously prepared specimens. Discuss the observations. | Seeds Cotton wool Flat bottomed flasks Corks T-tubes Thermometers pyrogallic acid NaOH solution.
| KLB BK III. P 140. | ||
| 8 | 1 | Epigeal germination. | To differentiate between epigeal and hypogeal germination. To describe epigeal germination.
| Observe previously prepared specimens of germinating bean seed/ castor seed. Drawing comparative diagrams. | Specimens of germinating bean/castor seed at different phases of germination.
| KLB BK III. P. 141 | |
| 2 | Hypogeal germination. | To describe hypogeal germination. | Observe previously prepared specimens of germinating bean seed/ castor seed. Drawing diagrams. | Specimens of germinating maize seed at different phases of germination. | KLB BK III. P. 141 | ||
| 3 | Primary growth of a seedling. | To describe primary growth of a seedling.
| Brief discussion. | KLB BK III. P 143 | |||
| 4 | Region of growth in a root. | To determine the region of growth in a root. | Group experiments- Observe previously prepared specimens to determine regions of growth. Discuss observations made. Draw relevant diagrams. | Germinating bean seeds Cork pin Beaker Indian ink Blotting paper Ruler. | KLB BK III. P. 144 | ||
| 5 | Apical meristems. | To draw and label longitudinal and transverse sections of apical meristems.
| Drawing and labelling transverse sections of apical meristems. | Charts- Apical meristems. | KLB BK III. P. 144 | ||
| 9 | 1 | Secondary growth. | To describe secondary growth of plants. | Detailed discussion. | KLB BK III. PP. 145-146 | ||
| 2 | Growth hormones. | To explain role of hormones in growth of plants. | Discuss the role of IAA, gibberellins, cytokinins, and abscisic acid e.t.c, in plant growth.
| KLB BK III. P. 147 | |||
| 3 | Apical dominance. | To explain the role of auxins in apical dominance. | Probing questions leading to definition and explanation of apical dominance. | Shoot with lateral growth. | KLB BK III. PP. 147-148. | ||
| 4 | Growth and development in insects. | To differentiate between complete and incomplete metamorphosis. | Q/A: Features of complete and incomplete metamorphosis of insects. | KLB BK III. PP.148-14.9 | |||
| 5 | Role of hormones in insect growth. | To identify hormones that promotes insect growth. | Exposition and explanations. | KLB BK III. PP. 148-149. | |||
| 10 | SUMMATIVE ASSESSMENT TEST | ||||||