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SCHEME OF WORK
Geography
Form 4 2026
TERM III
School


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WK LSN TOPIC SUB-TOPIC OBJECTIVES T/L ACTIVITIES T/L AIDS REFERENCE REMARKS
1 2
TRANSPORT AND COMMUNICATION
Definition of Transport and Communication
Road Transport
By the end of the lesson, the learner should be able to:
Define transport and communication. Give examples of transport modes for people and commodities. Explain different communication methods. Distinguish between traditional and modern communication.
In groups, learners are guided to:
Q/A on local movement of people and goods. Teacher explains transport and communication definitions. Discussion on traditional versus modern communication methods. Students identify local examples.
Chalkboard, textbook, exercise books, pen/pencil
Chalkboard, textbook, map of Africa, exercise books
KLB Secondary Geography Form 4, Pages 136
1 3
TRANSPORT AND COMMUNICATION
Railway Transport
By the end of the lesson, the learner should be able to:
Explain the development of railway transport in Africa. Describe railway construction in Kenya, Uganda and Tanzania. State advantages and disadvantages of railway transport. Account for problems facing railway development.
In groups, learners are guided to:
Discussion on railway development in Africa since 19th century. Analysis of Kenya-Uganda Railway and TAZARA construction. Study of railway advantages and disadvantages. Examination of problems including gauge differences.
Chalkboard, textbook, map of Africa, exercise books
KLB Secondary Geography Form 4, Pages 138-140
1 4
TRANSPORT AND COMMUNICATION
Water Transport
Water Transport (continued) and Air Transport
By the end of the lesson, the learner should be able to:
Explain inland and marine water transport in Africa. Identify major waterways including lakes and rivers. Describe problems facing river transport. Account for the significance of marine transport.
In groups, learners are guided to:
Teacher explains inland and marine water transport. Discussion on major African waterways and ports. Analysis of river transport problems. Study of marine transport routes and significance.
Chalkboard, textbook, map of Africa, exercise books
KLB Secondary Geography Form 4, Pages 140-142
2 1
TRANSPORT AND COMMUNICATION
Pipelines, Lifts and Types of Communication
By the end of the lesson, the learner should be able to:
Explain pipeline transport and its uses. Describe lifts and escalators as transport modes. Identify types of communication systems. Explain print media and electronic media.
In groups, learners are guided to:
Discussion on pipeline transport for oil, gas and water. Study of lifts and escalators in buildings. Teacher explains communication types including print and electronic media. Analysis of communication development in Africa.
Chalkboard, textbook, exercise books, pen/pencil
KLB Secondary Geography Form 4, Pages 144-146
2 2
TRANSPORT AND COMMUNICATION
Types of Communication (continued)
By the end of the lesson, the learner should be able to:
Describe telephone services and their development. Explain postal and courier services. Define facsimile and internet communication. Account for communication development in Africa.
In groups, learners are guided to:
Analysis of telephone development and mobile technology. Discussion on postal services and African Postal Union. Study of facsimile and internet technology. Examination of communication challenges in Africa.
Chalkboard, textbook, exercise books, pen/pencil
KLB Secondary Geography Form 4, Pages 146-148
2 3
TRANSPORT AND COMMUNICATION
Distribution of Major Transport Lines in Africa
Role of Transport and Communication in Economic Development
By the end of the lesson, the learner should be able to:
Identify major road networks in Africa. Describe trans-continental highways. Explain railway distribution patterns. Account for airline networks and waterways.
In groups, learners are guided to:
Map work on African transport networks. Discussion on trans-continental highways and railway systems. Analysis of airline networks and major waterways. Study of transport connectivity patterns.
Chalkboard, textbook, map of Africa, exercise books
Chalkboard, textbook, exercise books, pen/pencil
KLB Secondary Geography Form 4, Pages 148-151
2 4
TRANSPORT AND COMMUNICATION
Role of Transport and Communication (continued)
By the end of the lesson, the learner should be able to:
Explain revenue generation from transport and communication. Describe development of urban centres. Account for promotion of national image. Analyze overall economic impact.
In groups, learners are guided to:
Study of revenue generation from transport and communication. Analysis of urban development along transport routes. Discussion on national image promotion through airlines. Examination of overall economic impacts.
Chalkboard, textbook, map of Kenya, exercise books
KLB Secondary Geography Form 4, Pages 153-155
3 1
TRANSPORT AND COMMUNICATION
Problems Facing Transport and Communication in Africa
Problems Facing Transport and Communication (continued)
By the end of the lesson, the learner should be able to:
Explain difficult terrain as a barrier to transport development. Describe harsh environmental conditions. Account for non-navigable rivers. Identify inadequate communication facilities.
In groups, learners are guided to:
Analysis of terrain barriers including Great Rift Valley and escarpments. Discussion on harsh environments: deserts and forests. Study of river navigation problems. Examination of inadequate communication facilities.
Chalkboard, textbook, map of Africa, exercise books
Chalkboard, textbook, exercise books, pen/pencil
KLB Secondary Geography Form 4, Pages 155-157
3 2
TRANSPORT AND COMMUNICATION
Great Lakes and St. Lawrence Seaway - Introduction
By the end of the lesson, the learner should be able to:
Locate the Great Lakes of North America. Explain problems that existed before seaway construction. Describe the St. Lawrence Seaway project. Account for the project's multipurpose nature.
In groups, learners are guided to:
Map work locating Great Lakes and St. Lawrence River. Discussion on navigation problems before seaway construction. Analysis of seaway project development and timeline. Study of multipurpose objectives and international cooperation.
Chalkboard, textbook, world map, exercise books
KLB Secondary Geography Form 4, Pages 159-161
3 3
TRANSPORT AND COMMUNICATION
Great Lakes and St. Lawrence Seaway - Development
Role of Great Lakes and St. Lawrence Seaway
By the end of the lesson, the learner should be able to:
Describe construction developments of the seaway project. Explain by-pass canals and their functions. Account for dredging and dam construction. Identify locks and navigation improvements.
In groups, learners are guided to:
Study of seaway construction developments. Analysis of by-pass canals and their functions. Discussion on dredging operations and dam construction. Examination of locks and navigation improvements.
Chalkboard, textbook, world map, exercise books
KLB Secondary Geography Form 4, Pages 161-163
3 4
TRADE
Introduction and Types of Trade
By the end of the lesson, the learner should be able to:
Define trade and explain its historical development. Distinguish between barter trade and money economy. Explain internal and external trade. Describe forms of internal trade including wholesalers and retailers.
In groups, learners are guided to:
Q/A on local trading activities and market experiences. Teacher explains trade definition and historical development from barter to money economy. Discussion on internal versus external trade. Analysis of wholesalers, retailers, hawkers, and market systems. Students identify different types of traders in their locality.
Chalkboard, textbook, exercise books, pen/pencil
KLB Secondary Geography Form 4, Pages 158-160
4 1
TRADE
Types of Trade (continued) and Factors Influencing Trade
By the end of the lesson, the learner should be able to:
Describe departmental stores, supermarkets and open-air markets. Explain bilateral and multilateral trade. Identify factors that influence trade. Account for the importance of capital, goods availability, and security in trade.
In groups, learners are guided to:
Discussion on modern retail systems and supermarket operations. Teacher explains external trade types and import/export concepts. Analysis of factors influencing trade including capital, security, and demand. Study of transport availability and market accessibility. Examination of how these factors affect local and international trade.
Chalkboard, textbook, exercise books, pen/pencil
KLB Secondary Geography Form 4, Pages 160-162
4 2
TRADE
Major Exports and Imports of Kenya
Significance of Trade to Kenya
By the end of the lesson, the learner should be able to:
Identify Kenya's major exports including agricultural and manufactured goods. Explain the destination of Kenyan exports. Describe Kenya's major imports and their sources. Account for Kenya's unfavorable balance of trade.
In groups, learners are guided to:
Analysis of Kenya's export products using textbook lists and figures. Discussion on export destinations especially COMESA countries. Study of import requirements and sources from different regions. Examination of trade balance data and deficit implications. Map work on Kenya's trading partners and trade flows.
Chalkboard, textbook, map of world, exercise books
Chalkboard, textbook, exercise books, pen/pencil
KLB Secondary Geography Form 4, Pages 162-165
4 3
TRADE
Problems Facing Trade in Kenya
By the end of the lesson, the learner should be able to:
Identify problems facing trade including scarcity of goods and inadequate capital. Explain infrastructure and security challenges. Describe trade barriers and poverty effects. Account for poor market buildings and smuggling issues.
In groups, learners are guided to:
Analysis of trade problems starting with capital inadequacy and goods scarcity. Discussion on infrastructure challenges and transport difficulties. Study of security issues affecting traders and business operations. Examination of trade barriers, poverty effects, and smuggling impacts. Students suggest solutions to identified problems.
Chalkboard, textbook, exercise books, pen/pencil
KLB Secondary Geography Form 4, Pages 168-171
4 4
TRADE
Future of International Trade and Regional Trading Blocs Introduction
COMESA, SADC and ECOWAS
By the end of the lesson, the learner should be able to:
Explain Kenya's future trade prospects through regional membership. Describe external investments and infrastructure improvements. Introduce regional trading blocs concept. Explain COMESA formation, membership and objectives.
In groups, learners are guided to:
Discussion on Kenya's trade future through regional blocs and bilateral agreements. Analysis of Kenyan investments in neighboring countries. Study of infrastructure improvement effects on trade. Teacher explains regional trading blocs importance. Introduction to COMESA history, membership changes, and main objectives.
Chalkboard, textbook, map of Africa, exercise books
KLB Secondary Geography Form 4, Pages 171-174
5 1
TRADE
European Union and Benefits/Problems of Regional Trading Blocs
By the end of the lesson, the learner should be able to:
Explain European Union formation and membership. Describe EU's role in European economy. Account for general benefits of regional trading blocs. Identify problems facing regional trading blocs.
In groups, learners are guided to:
Study of EU development from EEC to current 25-member status. Analysis of EU's common market, Euro currency and economic integration. Discussion on general benefits of trading blocs: market expansion, cooperation, development. Examination of problems including political differences, unequal industrialization, and poor infrastructure. Assessment of trading blocs' future prospects.
Chalkboard, textbook, world map, exercise books
KLB Secondary Geography Form 4, Pages 178-182
5 2
POPULATION
Introduction and Population Distribution in East Africa
Factors Influencing Population Distribution in East Africa
By the end of the lesson, the learner should be able to:
Define population and demography. Explain the importance of census. Describe population distribution in East Africa. Distinguish between densely and sparsely populated areas.
In groups, learners are guided to:
Q/A on local population knowledge and census importance. Teacher explains population concepts and East African distribution patterns. Discussion on densely populated areas including major towns and highlands. Analysis of sparsely populated regions using population figures and maps.
Chalkboard, textbook, map of East Africa, exercise books
KLB Secondary Geography Form 4, Pages 177-178
5 3
POPULATION
Factors Influencing Population Distribution (continued)
By the end of the lesson, the learner should be able to:
Explain the effect of flooding, urbanisation and insecurity on population distribution. Describe the influence of land ownership and relief on settlement patterns. Account for government policy effects on population distribution.
In groups, learners are guided to:
Analysis of flood-prone areas like Bunyala Plains affecting settlement. Discussion on urbanisation attracting rural-urban migration. Study of insecurity in northern Kenya and Uganda affecting population. Examination of relief barriers and government settlement schemes.
Chalkboard, textbook, map of East Africa, exercise books
KLB Secondary Geography Form 4, Pages 180-182
5 4
POPULATION
Factors Influencing Population Growth
By the end of the lesson, the learner should be able to:
Define population growth and its measurement. Explain fertility, fecundity and infertility concepts. Describe factors affecting fertility rates. Account for mortality and its impact on population growth.
In groups, learners are guided to:
Teacher explains population growth concepts and calculation methods. Discussion on fertility definitions and measurement. Analysis of factors affecting fertility including education and urbanisation. Study of mortality trends and their impact on population growth.
Chalkboard, textbook, exercise books, pen/pencil
KLB Secondary Geography Form 4, Pages 182-184
6 1
POPULATION
Migration and Population Growth Calculation
Demographic Trends and Transition Theory
By the end of the lesson, the learner should be able to:
Explain migration types and their causes. Describe push and pull factors in migration. Calculate crude birth rate and crude death rate. Determine population growth rates using demographic data.
In groups, learners are guided to:
Discussion on internal and external migration with local examples. Analysis of migration causes including land pressure and employment opportunities. Teacher demonstrates CBR and CDR calculations. Students practice population growth rate calculations using provided data.
Chalkboard, textbook, exercise books, calculator
Chalkboard, textbook, exercise books, pen/pencil
KLB Secondary Geography Form 4, Pages 184-186
6 2
POPULATION
Population Structure and Age-Sex Pyramids
By the end of the lesson, the learner should be able to:
Define population structure and its components. Explain the construction and interpretation of population pyramids. Calculate dependency ratios and their significance. Describe sex ratios and their implications.
In groups, learners are guided to:
Teacher explains population structure concepts and pyramid construction. Discussion on Kenya's population pyramid characteristics. Students practice dependency ratio calculations. Analysis of sex ratios in urban versus rural areas and their social implications.
Chalkboard, textbook, exercise books, calculator
KLB Secondary Geography Form 4, Pages 189-192
6 3
POPULATION
Consequences of Population Growth and Structure
Problems of Slow Population Growth
By the end of the lesson, the learner should be able to:
Explain effects of rapid population growth on GDP. Describe impact on land, forest and water resources. Account for effects on social facilities provision. Analyze impact on food production and employment.
In groups, learners are guided to:
Discussion on population growth effects on economic development. Analysis of land fragmentation and resource pressure. Study of social facilities strain including education and health. Examination of unemployment and dependency ratio impacts.
Chalkboard, textbook, exercise books, pen/pencil
KLB Secondary Geography Form 4, Pages 192-195
6 4
POPULATION
Population Growth in Kenya - Historical Trends
By the end of the lesson, the learner should be able to:
Describe Kenya's population growth from 1948 to 1999. Explain factors contributing to rapid population growth. Account for cultural beliefs influencing fertility. Describe the impact of health services on population growth.
In groups, learners are guided to:
Analysis of Kenya's census data showing population increases. Discussion on cultural factors including son preference and early marriage. Study of traditional practices affecting family size. Examination of improved health care reducing mortality rates.
Chalkboard, textbook, exercise books, pen/pencil
KLB Secondary Geography Form 4, Pages 196-198
7 1
POPULATION
Factors Influencing Kenya's Population Growth
Population Growth in Sweden
By the end of the lesson, the learner should be able to:
Explain cultural beliefs affecting population growth. Describe the impact of polygamy and naming traditions. Account for health services and food production effects. Analyze the role of modernisation and religion.
In groups, learners are guided to:
Discussion on sex preference and need for more children. Analysis of polygamy and traditional naming practices. Study of improved health care and food production impacts. Examination of modernisation effects and religious influences on birth control.
Chalkboard, textbook, exercise books, pen/pencil
Chalkboard, textbook, world map, exercise books
KLB Secondary Geography Form 4, Pages 198-200
7 2
POPULATION
Factors Influencing Population Distribution in Sweden
By the end of the lesson, the learner should be able to:
Explain the influence of mountains and climate on Swedish population distribution. Describe the effects of forests and drainage patterns. Account for mining centres and urbanisation impacts. Compare with Kenyan population distribution factors.
In groups, learners are guided to:
Analysis of mountainous terrain and cold climate effects on settlement. Discussion on extensive forests and numerous lakes affecting distribution. Study of mining centres creating population islands. Comparison of Swedish and Kenyan distribution factors and patterns.
Chalkboard, textbook, world map, exercise books
KLB Secondary Geography Form 4, Pages 201-203
7 3
POPULATION
SETTLEMENT
Comparison Between Kenya and Sweden Population Trends
Definition of Settlement and Types
By the end of the lesson, the learner should be able to:
Compare similarities in population distribution factors. Contrast differences in growth rates and population structure. Analyze differences in urbanisation patterns and life expectancy. Evaluate demographic policy implications for both countries.
In groups, learners are guided to:
Discussion on similarities including uneven distribution and improved medical care. Analysis of differences in growth rates and age structures. Comparison of urbanisation levels and life expectancy rates. Examination of population policies and their effectiveness in both countries.
Chalkboard, textbook, exercise books, pen/pencil
KLB Secondary Geography Form 4, Pages 203-205
7 4
SETTLEMENT
Factors Influencing Location and Patterns of Settlement - Geographical Factors
By the end of the lesson, the learner should be able to:
Explain the influence of climate on settlement location. Describe how landforms affect settlement patterns. Account for the role of environmental diseases in settlement decisions. Analyze the impact of soil fertility and water bodies on settlement.
In groups, learners are guided to:
Discussion on climate factors including rainfall and temperature effects. Analysis of landform influences and elevation preferences. Study of disease-affected areas and their sparse settlement. Examination of soil fertility and water body influences on settlement density.
Chalkboard, textbook, map of Africa, exercise books
KLB Secondary Geography Form 4, Pages 200-202
8 1
SETTLEMENT
Factors Influencing Location and Patterns of Settlement - Economic and Other Factors
By the end of the lesson, the learner should be able to:
Explain economic factors influencing settlement patterns. Describe the role of defence and security in settlement location. Account for government planning effects on settlement. Analyze cultural practices and historical factors.
In groups, learners are guided to:
Analysis of economic activities affecting settlement including nomadic pastoralism and arable farming. Discussion on defence considerations and historical hill settlements. Study of government settlement schemes and planning policies. Examination of cultural practices and tribal sentiments affecting distribution.
Chalkboard, textbook, exercise books, pen/pencil
KLB Secondary Geography Form 4, Pages 202-204
8 2
SETTLEMENT
Settlement Patterns
Distribution of Major Urban Centres in East Africa
By the end of the lesson, the learner should be able to:
Define and describe nucleated settlement patterns. Explain dispersed settlement patterns and their characteristics. Account for linear settlement patterns. Give examples of each pattern type from East Africa.
In groups, learners are guided to:
Teacher explains nucleated settlements around oases and mining areas. Discussion on dispersed settlements in plateau areas and large holdings. Analysis of linear settlements along rivers, roads and transport lines. Students identify settlement patterns in their local area.
Chalkboard, textbook, exercise books, pen/pencil
Chalkboard, textbook, map of East Africa, exercise books
KLB Secondary Geography Form 4, Pages 204-206
8 3
SETTLEMENT
Factors Influencing Growth of Major Urban Centres in East Africa
By the end of the lesson, the learner should be able to:
Explain rural-urban migration as a growth factor. Describe natural population growth in urban areas. Account for infrastructure development effects. Analyze industrialisation, mining and tourism impacts on urban growth.
In groups, learners are guided to:
Discussion on rural-urban migration patterns and causes. Analysis of natural urban population growth and demographic factors. Study of transport infrastructure and accessibility advantages. Examination of industrial development and mining effects on town growth.
Chalkboard, textbook, exercise books, pen/pencil
KLB Secondary Geography Form 4, Pages 208-210
8 4
SETTLEMENT
Case Studies - Thika as Industrial Centre and Kisumu as Lake Port
Case Study - Eldoret as Agricultural Collecting Centre
By the end of the lesson, the learner should be able to:
Describe Thika's location and industrial development. Explain factors favouring Thika's growth as industrial centre. Account for Kisumu's development as major lake port. Analyze factors contributing to Kisumu's growth and importance.
In groups, learners are guided to:
Study of Thika's strategic location and major industries. Analysis of factors including road network, proximity to Nairobi, and water supply. Discussion on Kisumu's history from Port Florence to major lake port. Examination of Kisumu's advantages including strategic location and population density.
Chalkboard, textbook, map of Kenya, exercise books
KLB Secondary Geography Form 4, Pages 210-213
9 1
SETTLEMENT
Nairobi City Development
By the end of the lesson, the learner should be able to:
Trace Nairobi's growth from railway camp to major city. Explain factors influencing Nairobi's development. Describe Nairobi's current status and international importance. Account for various functions performed by Nairobi.
In groups, learners are guided to:
Study of Nairobi's origins during railway construction and strategic advantages. Analysis of factors including climate, water supply and central location. Discussion on Nairobi's elevation to city status and international organizations. Examination of industrial, administrative, educational and commercial functions.
Chalkboard, textbook, map of Kenya, exercise books
KLB Secondary Geography Form 4, Pages 215-217
9 2
SETTLEMENT
Problems Facing Nairobi and New York City Comparison
Mombasa Port Development and Functions
By the end of the lesson, the learner should be able to:
Identify major problems facing Nairobi City. Describe New York City's location and development factors. Compare growth factors between Nairobi and New York. Analyze similarities and differences between the two cities.
In groups, learners are guided to:
Analysis of Nairobi's problems including unemployment, housing, pollution and traffic congestion. Study of New York's location on islands and historical development. Discussion on New York's advantages as international centre and transport hub. Comparison of similarities and differences between both cities.
Chalkboard, textbook, world map, exercise books
Chalkboard, textbook, map of Kenya, exercise books
KLB Secondary Geography Form 4, Pages 217-221
9 3
SETTLEMENT
Rotterdam Port and Comparison with Mombasa
By the end of the lesson, the learner should be able to:
Describe Rotterdam's location and development history. Explain factors leading to Rotterdam's growth as world's busiest port. Account for modern facilities and extensive hinterland. Compare similarities and differences between Mombasa and Rotterdam ports.
In groups, learners are guided to:
Study of Rotterdam's location at river mouths and historical challenges. Analysis of New Waterway canal construction and Europoort development. Discussion on strategic location and modern cargo handling facilities. Comparison of both ports' hinterlands, facilities and functions.
Chalkboard, textbook, world map, exercise books
KLB Secondary Geography Form 4, Pages 224-227
9 4
SETTLEMENT
Effects of Urbanisation - Social and Economic Problems
By the end of the lesson, the learner should be able to:
Explain congestion problems in urban areas. Describe unemployment and pressure on social amenities. Account for environmental degradation in cities. Analyze increased crime and family breakdown issues.
In groups, learners are guided to:
Discussion on urban congestion during rush hours and events. Analysis of unemployment problems and job market limitations. Study of pressure on educational, health and infrastructure facilities. Examination of pollution, noise and garbage management problems.
Chalkboard, textbook, exercise books, pen/pencil
KLB Secondary Geography Form 4, Pages 227-230
10 1
SETTLEMENT
MANAGEMENT & CONSERVATION OF THE ENVIRONMENT
MANAGEMENT & CONSERVATION OF THE ENVIRONMENT
Effects of Urbanisation and Solutions
Introduction to Environment, Management and Conservation
The Need for Environmental Management and Conservation
By the end of the lesson, the learner should be able to:
Describe mental health disorders and housing problems in cities. Explain juvenile delinquency and urban sprawl issues. Suggest solutions to urbanisation problems. Evaluate effectiveness of proposed solutions.
In groups, learners are guided to:
Analysis of stress-related mental health problems in urban areas. Discussion on housing shortage leading to slum development. Study of youth problems and criminal activities. Examination of urban sprawl affecting agricultural land. Students suggest practical solutions to urbanisation challenges.
Chalkboard, textbook, exercise books, pen/pencil
Charts showing ecosystem components, Pictures of local environment, Newspaper cuttings on environmental issues
Maps showing conservation areas in Kenya, Photos of endangered species, Economic data charts
KLB Secondary Geography Form 4, Pages 230-232
10 2
MANAGEMENT & CONSERVATION OF THE ENVIRONMENT
Environmental Hazards: Natural Disasters
Environmental Hazards: Drought, Fires and Other Hazards
Floods: Causes, Effects and Control Measures
By the end of the lesson, the learner should be able to:
Define environmental hazards and distinguish between natural and human-induced hazards. Describe characteristics and impacts of tropical cyclones, seismic disturbances, and volcanic eruptions. Explain the formation and effects of tsunamis.
In groups, learners are guided to:
Teacher exposition on types of environmental hazards. Detailed study of tropical cyclones (hurricanes, typhoons, tornadoes) with specific examples. Discussion on seismic activities using Pacific Ring of Fire as case study. Analysis of 2004 Indian Ocean tsunami disaster. Students locate major earthquake zones on world map.
World maps showing disaster-prone areas, Photos/videos of natural disasters, Richter Scale charts, News reports on recent disasters
Maps of drought-prone areas in Africa, Photos of desertification, Newspaper reports on industrial accidents, Charts showing oil spill effects
Maps of flood-prone areas in Kenya, Photos of flood damage, Diagrams of flood control structures, Case study materials
KLB Secondary Geography Form 4, Pages 231-235
10 3
MANAGEMENT & CONSERVATION OF THE ENVIRONMENT
Lightning, Windstorms, Pests and Diseases
Pollution: Types, Causes and Control Measures
By the end of the lesson, the learner should be able to:
Describe the formation and effects of lightning and windstorms. Identify major pests and diseases affecting humans, crops and animals in Kenya. Explain control measures for lightning, windstorms, pests and diseases.
In groups, learners are guided to:
Review previous lesson through oral questions. Teacher exposition on lightning formation and occurrence patterns around Lake Victoria region. Discussion on windstorms in arid areas and their effects. Comprehensive study of pest control: crop pests (locusts, army worms, weevils), animal pests (ticks, tsetse flies), human diseases (malaria, HIV/AIDS). Demonstration of lightning arrester installation. Group work on disease prevention strategies.
Diagrams of lightning formation, Photos of lightning arresters, Maps showing tsetse fly distribution, Health campaign materials, Charts on pest control methods
Photos of polluted environments, Charts showing pollution sources, Water quality test kits, Sound level meters (if available), Government policy documents
KLB Secondary Geography Form 4, Pages 239-245

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