Displaying items by tag: Biology

 INTRODUCTION

Explain how growth in seedling takes place.

Exercise books.

Whiteboard.

-KLB teachers book 3 pages 79-98.

BODY DEVELOPMENT

-Describe the region of growth in seedlings

Identify the regions of growth

-Determine the regions of growth in seedlings

Measure the aspect of growth in a given seedling

- Describing the region of growth in seedlings.

-Identifying the regions of growth.

-Determine the regions of growth in seedlings by measuring one parameter –height.

- Charts on shoot and root tips.

-Potted plants.

-Local environment.

-Growing seedling

-Rulers

-Local environment

-KLB secondary Biology Students book 3 Page 143-144.

-KLB teachers book 3 pages 79-98.

Listening and answering questions.

-KLB secondary Biology Students book 3 Page 143-144.

-KLB teachers book 3 pages 79-98.

INTRODUCTION

Explain the difference between primary and secondary growth 

Exercise books.

Whiteboard.

-KLB teachers book 3 pages 79-98.

BODY DEVELOPMENT

-Describe growth in plants I.e. Primary and secondary growths.

-Investigate primary and secondary growth in a seedling.

Discussion on primary and secondary growth in plants

Investigating primary and secondary growth in a seedling 

- Bean seeds

-Beakers

-Cotton wool

-Soft board

-Piece of wire

-Indian ink

-Thread

-Ruler

-Petri dishes

-KLB secondary Biology Students book 3 Page 144-145.

-KLB teachers book 3 pages 79-98.

CONCLUSION

Listening and answering questions.

-KLB secondary Biology Students book 3 Page 144-145.

-KLB teachers book 3 pages 79-98.

INTRODUCTION

Highlight the hormones involved in the growth of plants.

Exercise books.

Whiteboard.

-Comprehensive secondary Biology students Bk. 3 page 121-122.

-Teachers bk. 3 pages 46-64.

-KLB secondary Biology Students book 3 Page 146-147.

-KLB teachers book 3 pages 79-98.

BODY DEVELOPMENT

-Explain the role of hormones in regulation of growth and development in plants.

- Discussion on the role common hormones in growth and development of plants

• ethylene
• Doscisic acid
• Auxins and gibberellins

- Chart on plant hormones and their effects.

 -Comprehensive secondary Biology students Bk. 3 page 121-122.

-Teachers bk. 3 pages 46-64.

-KLB secondary Biology Students book 3 Page 146-147.

-KLB teachers book 3 pages 79-98.

Listening and answering questions.

-Comprehensive secondary Biology students Bk. 3 page 121-122.

-Teachers bk. 3 pages 46-64.

-KLB secondary Biology Students book 3 Page 146-147.

-KLB teachers book 3 pages 79-98.

INTRODUCTION

Define dominance.

Exercise books.

Whiteboard.

-KLB teachers book 3 pages 79-98.

BODY DEVELOPMENT

-Explain Apical dominance in plants

-Explaining Apical dominance in plants

-Stating the application of Apical dominance in agriculture

-Photographs of plants

Specimen of plants that are pruned and others those are not.

 -KLB secondary Biology Students book 3 Page 147-148.

-KLB teachers book 3 pages 79-98.

Listening and answering questions.

-KLB secondary Biology Students book 3 Page 147-148.

-KLB teachers book 3 pages 79-98.

INTRODUCTION

Explain the meaning of metamorphosis.

Exercise books.

Whiteboard.

-Teachers bk. 3 pages 46-64

-KLB secondary Biology Students book 3 Page 144-150

BODY DEVELOPMENT

-Define metamorphosis.

-Distinguish between complete and incomplete metamorphosis

-Describe complete metamorphosis in housefly and anopheles mosquito Describe incomplete metamorphosis in a cockroach

-Distinguishing between complete and incomplete metamorphosis.

-Describing complete metamorphosis in housefly and anopheles mosquito

-Describing incomplete metamorphosis in a cockroach

-Discussion on the life cycle of a cockroach

 -Chart on the life cycles of housefly and anopheles mosquito.

-Chart on the life cycles of a cockroach

Preserved specimens showing stages of growth in a cockroach.

-Comprehensive secondary Biology students Bk. 3 page 124-125

-Teachers bk. 3 pages 46-64

-KLB secondary Biology Students book 3 Page 144-150

Listening and answering questions.

 -Comprehensive secondary Biology students Bk. 3 page 124-125

-Teachers bk. 3 pages 46-64

-KLB secondary Biology Students book 3 Page 144-150

INTRODUCTION

Highlight the hormones involved in the growth of insects.

Exercise books.

Whiteboard.

-KLB teachers book 3 pages 79-98.

BODY DEVELOPMENT

-Describe and explain the Role of growth hormones in metamorphosis in insects.

-Wall Charts on hormones involved in metamorphosis

-KLB secondary Biology Students book 3 Page 150-151.

-KLB teachers book 3 pages 79-98

-KLB secondary Biology Students book 3 Page 150-151.

-KLB teachers book 3 pages 79-98

INTRODUCTION

 Define sexual reproduction.

Exercise books.

Whiteboard.

-KLB secondary Biology Students book 3 Page 104.

-KLB teachers book 3 pages 57-78.

BODY DEVELOPMENT

-Differentiate between internal and external fertilization.

-Describe external fertilization in amphibians.

-Differentiating between internal and external fertilization.

-Discussion on external fertilization in amphibians.

-Amphibian eggs in a jelly string.

-Hand lenses.

-Local environment.

-KLB secondary Biology Students book 3 Page 104.

-KLB teachers book 3 pages 57-78.

CONCLUSION

-Asking and answering questions from the learners to summarize the lesson’s objectives.

-Listening and answering questions.

-KLB secondary Biology Students book 3 Page 104.

-KLB teachers book 3 pages 57-78.

INTRODUCTION

Highlight the components of the male reproductive system.

 Exercise books.

Whiteboard.

-Comprehensive secondary Biology students Bk. 3 page 93-95

-Teachers bk. 3 pages 25-45

BODY DEVELOPMENT

-Relate the structure of mammalian male reproductive system to its functions.

-Relate the structure of mammalian male reproductive organ and spermatozoa to its function

-Relating the structure of mammalian male reproductive system to its functions.

-Drawing and labeling the male reproductive system

-Drawing and labeling the structure of the spermatozoa

-Relating the spermatozoa to its function.

- Wall chart on the male reproductive system.

-Dissected small mammal.

-Comprehensive secondary Biology students Bk. 3 page 93-95

-Teachers bk. 3 pages 25-45

CONCLUSION

 Asking and answering questions from the learners to summarize the lesson’s objectives.

Listening and answering questions.

 -Comprehensive secondary Biology students Bk. 3 page 93-95

-Teachers bk. 3 pages 25-45

INTRODUCTION

Highlight the components of the female reproductive system. 

Exercise books.

Whiteboard.

-KLB secondary Biology Students book 3 Page 108-110.

-KLB teachers book 3 pages 57-78

BODY DEVELOPMENT

 - Relate the structure of mammalian female reproductive system to its function.

-Relate the structure of mammalian ovum to its function.

-Discussion of the female reproductive system.

-Drawing and labeling and relating the female reproductive system to its functions.

-Drawing and labeling and relating the structure of the ovum to its functions.

-Charts showing female reproductive system.

-Dissected small animals

-Wall Charts showing structure of the ovum

-KLB secondary Biology Students book 3 Page 108-110.

CONCLUSION

 Asking and answering questions from the learners to summarize the lesson’s objectives. 

Listening and answering questions.

INTRODUCTION

Define internal fertilization.

 Exercise books.

Whiteboard.

-Comprehensive secondary Biology students Bk. 3 page 95

-Teachers bk. 3 pages 25-45

-KLB secondary Biology Students book 3 Page 111-113.

BODY DEVELOPMENT

-Describe internal fertilization in mammals

-Defining fertilization

-Discussion on internal fertilization in mammals.

-Describing the fertilization process.

-Drawing and labeling the fertilized ovum.

-Wall Charts on fertilization process

-Comprehensive secondary Biology students Bk. 3 page 95

-Teachers bk. 3 pages 25-45

-KLB secondary Biology Students book 3 Page 111-113.

CONCLUSION

Asking and answering questions from the learners to summarize the lesson’s objectives. 

Listening and answering questions.

-Comprehensive secondary Biology students Bk. 3 page 95

-Teachers bk. 3 pages 25-45

-KLB secondary Biology Students book 3 Page 111-113.

INTRODUCTION

 Define implantation process.

Exercise books.

Whiteboard.

-Comprehensive secondary Biology students Bk. 3 page 95

-Teachers bk. 3 pages 25-45

-KLB secondary Biology Students book 3 Page 114-116

BODY DEVELOPMENT

 -Describe implantation and the role of the placenta in mammals.

-Describing implantation.

-Explaining the role of the placenta in mammals.

-Wall Charts showing the stages of implantation.

-Comprehensive secondary Biology students Bk. 3 page 95

-Teachers bk. 3 pages 25-45

-KLB secondary Biology Students book 3 Page 114-116

CONCLUSION

-Asking and answering questions from the learners to summarize the lesson’s objectives.

Listening and answering questions.

 -Comprehensive secondary Biology students Bk. 3 page 95

-Teachers bk. 3 pages 25-45

-KLB secondary Biology Students book 3 Page 114-116

INTRODUCTION

 Explain the meaning of gestation.

Exercise books.

Whiteboard.

-Comprehensive secondary Biology students Bk. 3 page 97

-Teachers bk. 3 pages 25-45

-KLB secondary Biology Students book 3 Page 116-117

BODY DEVELOPMENT

-Define gestation in mammals

-Identify different gestation periods in different mammals.

-Defining  gestation

-Identifying different gestation periods in different mammals.

-Wall Charts containing gestation periods of different mammals

-Comprehensive secondary Biology students Bk. 3 page 97

-Teachers bk. 3 pages 25-45

-KLB secondary Biology Students book 3 Page 116-117

CONCLUSION

 Asking and answering questions from the learners to summarize the lesson’s objectives.

Listening and answering questions.

-Comprehensive secondary Biology students Bk. 3 page 97

-Teachers bk. 3 pages 25-45

-KLB secondary Biology Students book 3 Page 116-117

INTRODUCTION

 Define birth.

Exercise books.

Whiteboard.

-KLB secondary Biology Students book 3 Page 117-119.

-KLB teachers book 3 pages 57-78.

BODY DEVELOPMENT

-Describe birth and explain parental care. 

-Defining different terms used in birth.

-Explaining the parental care

-Drawing and labeling the foetus.

-Wall Charts showing definitions of different terms in birth.

-KLB secondary Biology Students book 3 Page 117-119.

-KLB teachers book 3 pages 57-78.

CONCLUSION

-Asking and answering questions from the learners to summarize the lesson’s objectives. 

Listening and answering questions.

INTRODUCTION

Explain the meaning of the term hormone. 

Exercise books.

Whiteboard.

-KLB secondary Biology Students book 3 Page 120-123.

-KLB teachers book 3 pages 57-78.

BODY DEVELOPMENT

-Describe the role of hormones in reproduction of humans. 

-Discussion on role of hormones in reproduction of humans

-KLB secondary Biology Students book 3 Page 120-123.

-KLB teachers book 3 pages 57-78.

CONCLUSION

 Asking and answering questions from the learners to summarize the lesson’s objectives.

Listening and answering questions.

-KLB secondary Biology Students book 3 Page 120-123.

-KLB teachers book 3 pages 57-78.

INTRODUCTION

 Explain the meaning of menstrual cycle.

Exercise books.

Whiteboard.

-Comprehensive secondary Biology students Bk. 3 page 97-98.

BODY DEVELOPMENT

 -Describe the role of hormones in the menstrual cycle.

-Discussion on role of hormones in the menstrual cycle.

-Comprehensive secondary Biology students Bk. 3 page 97-98.

-Teachers bk. 3 pages 25-45.

-KLB secondary Biology Students book 3 Page 120-123.

CONCLUSION

 Asking and answering questions from the learners to summarize the lesson’s objectives.

Listening and answering questions.

 -Comprehensive secondary Biology students Bk. 3 page 97-98.

-Teachers bk. 3 pages 25-45.

-KLB secondary Biology Students book 3 Page 120-123.

INTRODUCTION

 Highlight the sexually transmitted diseases/infections.

Exercise books.

Whiteboard.

-Comprehensive secondary Biology students Bk. 3 page 99-103

BODY DEVELOPMENT

 -Identify symptoms and explain the methods of transmission and prevention of gonorrhea a -Identify symptoms and explain the methods of transmission and prevention of syphilis and trichomoniasis and herpes simplex.

-Identify symptoms and explain the methods of transmission and prevention of candidiasis and hepatitis

-Identify the causes and modes of transmission of HIV/AIDS and prevention of HIV and AIDS

-Identify effects of HIV/AIDS in human economy.

-Identify the symptoms of HIV/AIDS and stages of HIV and AIDS.

-Explain ways of preventing and controlling the spread of HIV/AIDS.

-Discussion on symptoms, methods of transmission and prevention of gonorrhea and herpes simplex

-Discussion on symptoms and explain the methods of transmission and prevention of syphilis and trichomoniasis

-Discussion on symptoms and explain the methods of transmission and prevention of candidiasis and hepatitis

-Identifying the causes and modes of transmission of HIV/AIDS

-Discussion on the causes and modes of transmission of HIV/AIDS

-Discussion on symptoms of HIV/AIDS

-Explaining ways of preventing and controlling the spread of HIV/AIDS

-Discussion on methods of preventing and controlling the spread of HIV/AIDS

-

-Photographs of patients showing the signs & symptoms HIV and AIDS

-Photographs showing the symptoms of candidiasis and hepatitis

-Photographs of body parts affected by STI’s.

-Photographs of body parts affected by STI’s

-Resource persons e.g. school nurse.

-Comprehensive secondary Biology students Bk. 3 page 99-103

-Teachers bk. 3 pages 25-45

-KLB secondary Biology Students book 3 Page 124-126

-KLB teachers book 3 pages 57-78

CONCLUSION

 Asking and answering questions from the learners to summarize the lesson’s objectives.

Listening and answering questions.

-Comprehensive secondary Biology students Bk. 3 page 99-103

-Teachers bk. 3 pages 25-45

-KLB secondary Biology Students book 3 Page 124-126

-KLB teachers book 3 pages 57-78

INTRODUCTION

 Give the difference between asexual and sexual reproduction.

Exercise books.

Whiteboard.

-KLB secondary Biology Students book 3 Page 127-128.

-KLB teachers book 3 pages 57-78.

BODY DEVELOPMENT

 -Explain the advantages and disadvantages of sexual and asexual reproduction

-Explaining the advantages and disadvantages of sexual and asexual reproduction

-KLB secondary Biology Students book 3 Page 127-128.

-KLB teachers book 3 pages 57-78.

CONCLUSION

-Asking and answering questions from the learners to summarize the lesson’s objectives. 

Listening and answering questions.

-KLB secondary Biology Students book 3 Page 127-128.

-KLB teachers book 3 pages 57-78.

INTRODUCTION

 Outline the key concepts in growth and development.

 Exercise books.

Whiteboard.

-KLB secondary Biology Students book 3 Page 132.

-KLB teachers book 3 pages 79-98.

BODY DEVELOPMENT

-Define the terms growth and development

-Describe the sigmoid growth curve

-Defining the terms growth and development

-Describing the sigmoid growth curve

-Charts showing sigmoid curve

-KLB secondary Biology Students book 3 Page 132.

-KLB teachers book 3 pages 79-98.

CONCLUSION

 Asking and answering questions from the learners to summarize the lesson’s objectives.

Listening and answering questions.

 -KLB secondary Biology Students book 3 Page 132.

-KLB teachers book 3 pages 79-98.

INTRODUCTION

 Define a sigmoid curve.

Exercise books.

Whiteboard.

-Comprehensive secondary Biology students Bk. 3 page 113

BODY DEVELOPMENT

-Describe the phases of sigmoid curve

-Describe the intermittent growth curve

-Describing the phases of sigmoid curve.

-Describing the intermittent growth curve.

-Charts showing growth curves

-Comprehensive secondary Biology students Bk. 3 page 113

-Teachers bk. 3 pages 46-64

-KLB secondary Biology Students book 3 Page 133-135

-KLB teachers book 3 pages 79-98

CONCLUSION

 Asking and answering questions from the learners to summarize the lesson’s objectives.

Listening and answering questions.

-Comprehensive secondary Biology students Bk. 3 page 113

-Teachers bk. 3 pages 46-64

-KLB secondary Biology Students book 3 Page 133-135

-KLB teachers book 3 pages 79-98

INTRODUCTION

 Explain various growth curves.

Exercise books.

Whiteboard.

BODY DEVELOPMENT

-Analyze data on growth rate.

-Draw growth curves.

-Analyzing data on growth rate.

-Drawing growth curves.

-Charts showing growth curves.

-Data on growth rate.

-Comprehensive secondary Biology students Bk. 3 page 113,116-117,125.

-Teachers bk. 3 pages 46-64.

-KLB secondary Biology Students book 3 Page 133-135.

CONCLUSION

 Asking and answering questions from the learners to summarize the lesson’s objectives.

Listening and answering questions.

-Comprehensive secondary Biology students Bk. 3 page 113,116-117,125.

-Teachers bk. 3 pages 46-64.

-KLB secondary Biology Students book 3 Page 133-135.

INTRODUCTION

 Explain how growth and development takes place in plants.

Exercise books.

Whiteboard.

-KLB secondary Biology Students book 3 Page 136-137.

-KLB teachers book 3 pages 79-98.

BODY DEVELOPMENT

-Define seed dormancy.

-Identify factors affecting viability and dormancy of seeds.

-Define seed germination.

-Differentiate between types of seed germination.

-Defining seed dormancy.

-Identifying factors affecting viability and dormancy of seeds.

-Dry bean seeds.

-KLB secondary Biology Students book 3 Page 136-137.

-KLB teachers book 3 pages 79-98.

CONCLUSION

 Asking and answering questions from the learners to summarize the lesson’s objectives.

Listening and answering questions.

-KLB secondary Biology Students book 3 Page 136-137.

-KLB teachers book 3 pages 79-98.

INTRODUCTION

 Explain some of the reasons why germination may not take place.

Exercise books.

Whiteboard.

-KLB secondary Biology Students book 3 Page 138

-KLB teachers book 3 pages 79-98

BODY DEVELOPMENT

-Identifying Conditions necessary for germination – oxygen.

-Setting up experiments to investigate conditions (oxygen) necessary for germination of seeds.

-maize grains and beans seeds

-cotton wool

-flasks

-pyrogallic acid

-muslin bags

-germination maize and bean seeds.

-KLB secondary Biology Students book 3 Page 138

-KLB teachers book 3 pages 79-98

CONCLUSION

 Asking and answering questions from the learners to summarize the lesson’s objectives.

Listening and answering questions.

-KLB secondary Biology Students book 3 Page 138

-KLB teachers book 3 pages 79-98

INTRODUCTION

•  Highlight the terms to be defined

-Exercise books.

-Whiteboard.

-KLB secondary Biology

-Students book 2 Page 83-84

-KLB teachers book 2 pages 49-54

BODY DEVELOPMENT

• Define terms stated
  
  
• Distinguish between excretion and egestion
  
  
• Explain the necessity of excretion in plants and animals

-Defining excretion, homeostasis and secretion.

-Distinguishing between excretion and egestion.

-Chart showing major terms and their definitions

-KLB secondary Biology

-Students book 2 Page 83-84

-KLB teachers book 2 pages 49-54

CONCLUSION

• Asking and answering questions from the learners to summarize the lesson’s objectives.

-Listening and answering questions.

-KLB secondary Biology

-Students book 2 Page 83-84

-KLB teachers book 2 pages 49-54

INTRODUCTION

• Outline the excretory products of a plant.

-Exercise books.

-Whiteboard.

-Comprehensive secondary Biology students Bk. 2 page 86-87.

-Teachers bk. 2 pages 58-68.

BODY DEVELOPMENT

• Describe the methods of excretion in plants.

• List down useful and harmful excretory products in plants

-Describing the methods of excretion in plants

-Listing excretory products in plants

-Chart showing excretory products in plants and methods of excretion in plants

-Comprehensive secondary Biology students Bk. 2 page 86-87.

-Teachers bk. 2 pages 58-68.

CONCLUSION

• Asking and answering questions from the learners to summarize the lesson’s objectives.

-Listening and answering questions.

-Comprehensive secondary Biology students Bk. 2 page 86-87.

-Teachers bk. 2 pages 58-68.

INTRODUCTION

• Review the excretory products in plants.

-Questions and answers.

-Exercise books and text books.

-Comprehensive secondary Biology students Bk. 2 page 88

-Teachers bk. 2 pages 58-68

-KLB secondary Biology

Students book 2 Page 84.

BODY DEVELOPMENT

• Identify the uses of excretory products in plants.
• Describe the uses of excretory products in plants.

-Identifying  the uses of excretory products in plants

-Describing  the uses of excretory products in plants

-Chart showing excretory products , sources and their economic importance in plants

-Comprehensive secondary Biology students Bk. 2 page 88

-Teachers bk. 2 pages 58-68

-KLB secondary Biology

Students book 2 Page 84.

CONCLUSION

Asking and answering questions from the learners to summarize the lesson’s objectives.

Listening and answering questions.

-Comprehensive secondary Biology students Bk. 2 page 88

-Teachers bk. 2 pages 58-68

-KLB secondary Biology

Students book 2 Page 84.

INTRODUCTION

Give an example of unicellular animal.

Notes taking.

Exercise books.

Whiteboard.

-Golden tips biology pages 97-98

 BODY DEVELOPMENT

-Describe excretion and homeostasis in unicellular animals such as amoeba.

-Draw an amoeba.

-Describe excretion in fresh water amoeba.

-Describing excretion and homeostasis in unicellular organism such as amoeba.

-Drawing of amoeba.

-Describing the excretion of water and nitrogenous wastes in amoeba.

 -Chart showing an amoeba in stages of excreting water and wastes.

 -KLB secondary Biology

Students book 2 Page 84-85

-KLB teachers book 2 pages 49-54

-Longhorn secondary biology: students book 2 page 127-128

-Golden tips biology pages 97-98

 CONCLUSION

Asking and answering questions from the learners to summarize the lesson’s objectives. 

Listening and answering questions.

Students book 2 Page 84-85.

-KLB teachers book 2 pages 49-54.

-Longhorn secondary biology: students book 2 page 127-128.

-Golden tips biology pages 97-98.

INTRODUCTION

Show the learners a kidney in a chart.

Notes taking.

Exercise books.

Whiteboard.

-Longhorn secondary biology: students book 2 pages 132-135.

BODY DEVELOPMENT

-Examine the kidney of a mammal.

-Draw and label the external structure of a kidney.

-Make a vertical section through the kidney.

-Identify the internal parts of the kidney

- Examining the kidney.

-Making a vertical section and identifying the parts of the kidney.

-Drawing the internal structure of the kidney.

-Kidney of a mammal

-Sharp knife.

-Chart showing section of a kidney.

-KLB Biology Students book 2 Page 88-92.

-KLB teachers book 2 pages 49-54.

-Longhorn secondary biology: students book 2 pages 132-135.

CONCLUSION

Asking and answering questions from the learners to summarize the lesson’s objectives. 

Listening and answering questions.

-Longhorn secondary biology: students book 2 pages 132-135.

INTRODUCTION

Explain what a nephron is.

Notes taking.

Exercise books.

Whiteboard.

 -Students book 2 Page 90-92

-Draw and label parts of the nephron.

-Relate its structure to its role in urine formation.

-Drawing and labeling the nephron.

-Discussion on the structure of the nephron in relation to its function.

-Chart showing the structure of the nephron.

-Comprehensive secondary Biology students Bk. 2 page 92-94

-Teachers bk. 2 pages

-KLB secondary Biology 58-68

-Students book 2 Page 90-92

-KLB teachers book 2 pages 49-54

CONCLUSION

Asking and answering questions from the learners to summarize the lesson’s objectives. 

Listening and answering questions.

-Comprehensive secondary Biology students Bk. 2 page 92-94

-Teachers bk. 2 pages

-KLB secondary Biology 58-68

-Students book 2 Page 90-92

-KLB teachers book 2 pages 49-54

INTRODUCTION

Explain the meaning of neuro-endocrine system.

-Notes taking.

-Exercise books.

Whiteboard.

-Comprehensive secondary Biology students Bk. 2 page 93-94

BODY DEVELOPMENT

-Identify the hormones involved in Neuro-endocrine system and homeostasis e.g. insulin.

-Explain the process of urine formation in the kidney.

-Describe the role of various hormones in urine formation.

-Identifying the hormones involved in Neuro-endocrine system and homeostasis such as insulin, ADH and aldosterone I urine formation

-Describing the role of insulin, ADH and aldosterone in urine formation

-Diagram of the nephron showing the movement of sodium ions and water

-Comprehensive secondary Biology students Bk. 2 page 93-94

-KLB secondary Biology 58-68

-Students book 2 Page 97-100

-KLB teachers book 2 pages 49-54

CONCLUSION

Asking and answering questions from the learners to summarize the lesson’s objectives. 

Listening and answering questions.

-Comprehensive secondary Biology students Bk. 2 page 93-94

-KLB secondary Biology 58-68

-Students book 2 Page 97-100

-KLB teachers book 2 pages 49-54

INTRODUCTION

Review the neuro-endocrine system lesson.

-Notes taking.

-Exercise books.

Whiteboard.

-Comprehensive secondary Biology students Bk. 2 page 94-95

-Teachers bk. 2 pages

-KLB secondary Biology 58-68

BODY DEVELOPMENT

-Describe the components and role of Neuro-endocrine systems

-Distinguish between internal and external environments

-Explain the general working of the homeostatic mechanism. 

-Describing the components and role of the Neuro-endocrine system

-Distinguishing between internal  and external environment

explaining the general working of the homeostatic mechanism

-Flow chart showing homeostatic mechanism, positive and negative feedback

-Comprehensive secondary Biology students Bk. 2 page 94-95

-Teachers bk. 2 pages

-KLB secondary Biology 58-68

CONCLUSION

Asking and answering questions from the learners to summarize the lesson’s objectives. 

Listening and answering questions.

-Comprehensive secondary Biology students Bk. 2 page 94-95

-Teachers bk. 2 pages

-KLB secondary Biology 58-68

INTRODUCTION

Define osmoregulation.

-Notes taking.

-Exercise books.

Whiteboard.

-KLB secondary Biology Students book 2 Page 100-101

-KLB teachers book 2 pages 49-54.

-Longhorn secondary biology: students book 2 pages 140-142.

BODY DEVELOPMENT

-Define osmoregulation

-Describe the role of the kidney in osmoregulation

-Explain the role of hypothalamus in osmoregulation

-Defining Osmoregulation.

-Describing the role of the kidney in osmoregulation.

 -Flow chart showing the homeostatic mechanism in regulating osmotic pressure by the kidney

-KLB secondary Biology Students book 2 Page 100-101

-KLB teachers book 2 pages 49-54.

-Longhorn secondary biology: students book 2 pages 140-142.

CONCLUSION

Asking and answering questions from the learners to summarize the lesson’s objectives. 

Listening and answering questions.

- KLB secondary Biology Students book 2 Page 100-101

-KLB teachers book 2 pages 49-54.

-Longhorn secondary biology: students book 2 pages 140-142.

INTRODUCTION

Highlight some of the kidney diseases.

-Notes taking.

-Exercise books.

Whiteboard.

-Comprehensive secondary Biology students Bk. 2 page 96, 101-102.

-Teachers bk. 2 pages 58-68.

BODY DEVELOPMENT

-Explain Diabetes insipidus and other common kidney diseases.

-Describe the causes of Diabetes insipidus and other common kidney diseases

State possible control/prevention methods of Diabetes insipidus.

-Explaining Diabetes insipidus and other common kidney diseases.

-Describing the causes of Diabetes insipidus and other common kidney diseases.

 -Chart showing the diseases, causes, symptoms and control/ prevention methods

-Comprehensive secondary Biology students Bk. 2 page 96, 101-102.

-Teachers bk. 2 pages 58-68.

CONCLUSION

Asking and answering questions from the learners to summarize the lesson’s objectives. 

Listening and answering questions.

-Comprehensive secondary Biology students Bk. 2 page 96, 101-102.

-Teachers bk. 2 pages 58-68.

INTRODUCTION

Explain to the learners why skin is known to be the largest organ of the body

-Notes taking.

-Exercise books.

Whiteboard

-KLB secondary Biology Students book 2 Page 85-87.

BODY DEVELOPMENT

-Draw and label parts of the skin.

-Relate the parts of the skin to their functions.

-Discussion on the parts of the skin and their functions

-Drawing and labeling parts of the skin and relating parts to their functions

 -Chart showing the section of the skin

-Comprehensive secondary Biology students Bk. 2 page 89-90.

-Teachers bk. 2 pages 58-68.

-KLB secondary Biology Students book 2 Page 85-87.

-KLB teachers book 2 pages 49-54.

CONCLUSION

Asking and answering questions from the learners to summarize the lesson’s objectives. 

Listening and answering questions.

-Comprehensive secondary Biology students Bk. 2 page 89-90.

-Teachers bk. 2 pages 58-68.

-KLB secondary Biology Students book 2 Page 85-87.

-KLB teachers book 2 pages 49-54.

INTRODUCTION

State the general roles of the skin.

-Exercise books.

-Whiteboard.

-Comprehensive secondary Biology students Bk. 2 page 98-99

-Teachers bk. 2 pages  58-68

-KLB secondary Biology Students book 2 Page 98-101

BODY DEVELOPMENT

-Distinguish between osmoregulation and thermoregulation.

-Describe the role of the skin in osmoregulation.

-Describe the role of the skin in thermoregulation.

- Distinguishing between osmoregulation and thermoregulation

-Describing  the role of the skin in osmoregulation

-Describing the role of the skin in thermoregulation

-Chart showing diagram of the skin.

-Photograph of a section of the skin.

 -Comprehensive secondary Biology students Bk. 2 page 98-99

-Teachers bk. 2 pages  58-68

-KLB secondary Biology Students book 2 Page 98-101

CONCLUSION

Asking and answering questions from the learners to summarize the lesson’s objectives. 

Listening and answering questions.

 -Comprehensive secondary Biology students Bk. 2 page 98-99

-Teachers bk. 2 pages  58-68

-KLB secondary Biology Students book 2 Page 98-101

LESSON OBJECTIVES

By the end of the lesson, the learner should be able to: 

• To explain formation of seeds.

• Detailed discussion.

KLB Book 3

Page 97

Fruit development

By the end of the lesson, the learner should be able to: 

• To describe development of fruits in flowering plants.

• Detailed discussion.

KLB Book 3

Page 98

By the end of the lesson, the learner should be able to: 

• 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 Book 3

Page 99

By the end of the lesson, the learner should be able to: 

• 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 Book 3

Page 100

By the end of the lesson, the learner should be able to: 

• 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 Book 3

Page 102-103

By the end of the lesson, the learner should be able to: 

• 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 Book 3

Page 104

Sexual reproduction in animals.

External fertilization

By the end of the lesson, the learner should be able to: 

• To describe external fertilization in amphibians.

• Detailed discussion.

• Strands of eggs of frogs.

KLB Book 3

Page 105

By the end of the lesson, the learner should be able to: 

• To describe internal fertilization and compare it with external fertilization.

• Tabulate differences between external and internal fertilization.

KLB Book 3

Page 105

Reproduction in mammals.

By the end of the lesson, the learner should be able to:  

• 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 Book 3

Page 105

By the end of the lesson, the learner should be able to:  

• To explain the male reproduction system.

• Detailed discussion.

KLB Book 3

Page 106-108

By the end of the lesson, the learner should be able to:  

• 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 Book 3

Page 108 

By the end of the lesson, the learner should be able to:  

• To draw and label parts of the female reproduction system.

• Drawing and labeling.

KLB Book 3

Page 108-110

By the end of the lesson, the learner should be able to:  

• To explain the functions of parts of female reproduction system.

• Detailed discussion.

KLB Book 3

Page 108-110

By the end of the lesson, the learner should be able to:  

• 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 Book 3

Page 110

The human sperm. 

By the end of the lesson, the learner should be able to: 

• 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 Book 3

Page 112-113

By the end of the lesson, the learner should be able to:

• To explain the fertilization process.  

• Discussion
  
  
• Drawing diagrams.

KLB Book 3

Page 113-114

By the end of the lesson, the learner should be able to: 

• To define implantation.
  
  
• To define ectopic pregnancy.

• Drawing illustrative diagrams.
  
  
• Discussion.

KLB Book 3

Page 114

By the end of the lesson, the learner should be able to: 

• To describe the formation of the placenta and the structure of the placenta.

• Exposition and discussion.

• Chart- The placenta.

KLB Book 3

Page 115

 Role of the placenta. 

Placental exchanges.

By the end of the lesson, the learner should be able to:

• 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 Book 3

Page 116

 By the end of the lesson, the learner should be able to: 

• To identify functions of human oestrogen and progestrone during pregnancy.

• Tabulate functional differences.

By the end of the lesson, the learner should be able to: 

• To describe processes of abortion, miscarriage and birth. 

• Q/A: To elicit students responses on related issues.

KLB Book 3

Page 117-119

By the end of the lesson, the learner should be able to: 

• 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 Book 3

Page 120

By the end of the lesson, the learner should be able to:  

• To state secondary sexual characteristics in males and females.

• Detailed discussion.

By the end of the lesson, the learner should be able to:

• To explain the role of hormones in the menstrual cycle.  

• Detailed discussion.

• Chart- Phases of human menstrual cycle.

KLB Book 3

Page 121

By the end of the lesson, the learner should be able to:  

• To represent hormonal levels on a 28-day chart.

• Open discussion.
  
  
• Interpreting illustrative charts.

•  Charts

KLB Book 3

Page 122-123

By the end of the lesson, the learner should be able to:

• To describe hormonal changes at menopause.
• To discuss emerging issues related to infertility and menopause.

• Open discussion.

KLB Book 3

Page 123

Sexually Transmitted Infections & HIV/AIDS. 

By the end of the lesson, the learner should be able to:

• 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 of STIs causal agents, symptoms, prevention and control measures.

KLB Book 3

Page 123-125

GROWTH & DEVELOPMENT.

The concepts of growth and development.

By the end of the lesson, the learner should be able to:

• To distinguish growth from development. 

• Q/A: Aspects that occur during growth.
  
  
• Detailed discussion of growth and development.

KLB Book 3

Page 134

By the end of the lesson, the learner should be able to: 

• To identify aspects that indicate growth of an organism.
  
  
• Sketch a growth curve.

• Discuss growth aspects-height, weight and volume.

KLB Book 3

Page 134

By the end of the lesson, the learner should be able to: 

• 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 Book 3

Page 135

By the end of the lesson, the learner should be able to: 

• Explain growth curve showing intermittent growth.

• Q/A: life cycles of insects.
  
  
• Exposition and detailed discussion.

KLB Book 3

Page 135

By the end of the lesson, the learner should be able to:  

• 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 Book 3

Page 136

By the end of the lesson, the learner should be able to:  

• 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 Book 3

Page 136

By the end of the lesson, the learner should be able to: 

• To define seed dormancy.
  
  
• To explain factors that cause dormancy and ways of breaking dormancy.

•  Detailed discussion.

KLB Book 3

Page 137

By the end of the lesson, the learner should be able to:

• 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 Book 3

Page 140

By the end of the lesson, the learner should be able to:

• 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 Book 3

Page 141

By the end of the lesson, the learner should be able to:  

• 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 Book 3

Page 141

By the end of the lesson, the learner should be able to: 

• To describe primary growth of a seedling.

•  Brief discussion
  
  
• Observe previously prepared specimens of germinating bean seed/ castor seed.
  
  
• Drawing diagrams.

KLB Book 3

Page 143

By the end of the lesson, the learner should be able to: 

• 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 Book 3

Page 144

By the end of the lesson, the learner should be able to: 

• To draw and label longitudinal and transverse sections of apical meristems.

• Drawing and labelling transverse sections of apical meristems.

•  Charts-Apical meristems

KLB Book 3

Page 144

By the end of the lesson, the learner should be able to:

• To describe secondary growth of plants.  

• Detailed discussion.

 KLB Book 3

Page 145-146

By the end of the lesson, the learner should be able to:  

• 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 Book 3

Page 147

By the end of the lesson, the learner should be able to: 

• To explain the role of auxins in apical dominance. 

• Probing questions leading to definition and explanation of apical dominance.

KLB Book 3

Page 147-148

By the end of the lesson, the learner should be able to: 

• To differentiate between complete and incomplete metamorphosis. 

• Q/A: Features of complete and incomplete metamorphosis of insects.

• Shoot with lateral growth

KLB Book 3

Page 148-149

By the end of the lesson, the learner should be able to: 

• To identify hormones that promotes insect growth

• Exposition and explanations.

 KLB Book 3

Page 148- 149

By the end of the lesson the learner should be able to:

Describe experiments to show the presence of lipids.