REPRODUCTION IN PLANTS AND ANIMALS

Reproduction in mammals. Reproduction in human beings.
Functions of parts of male reproduction system.
Male reproduction system of a male animal.

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.


To explain the male reproduction system.
To identify parts of male reproduction system of a rabbit/ rat.

Detailed discussion.



Drawing and labeling male reproduction system.
Detailed discussion.
To examine reproduction system of a male rabbit /rat.
Identify the parts of the reproduction system.

Wall charts-Reproduction system.
text book
Reproduction system of a rabbit/ rat.

KLB BK III. P. 105 CERTIFICATE PG 149
KLB BK III. PP. 106-108 CERTIFICATE PG 150

REPRODUCTION IN PLANTS AND ANIMALS

Female reproduction system.

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.

chart

KLB BK III. PP.
108-110. CERTIFICATE PG 164

REPRODUCTION IN PLANTS AND ANIMALS

Functions of parts of female reproduction system.
Female reproduction system of a female animal.

By the end of the lesson, the learner should be able to:
To explain the functions of parts of female reproduction system.
To identify parts of female reproduction system of a female animal.

Detailed discussion.
Examine parts of a female reproduction system.
Identify the parts.

chart
Dissected female rat/ mouse/rabbit.

KLB BK III. PP.
108-110 CERTIFICATE PG  150

REPRODUCTION IN PLANTS AND ANIMALS

Formation of ova.
Fertilisation process.
Implantation.

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.
To explain the fertilisation process.
To define implantation.
To define ectopic pregnancy.

Drawing and labelling.
Detailed discussion.
Q/A: Adaptations of male gamete to its function.


Discussion
Drawing diagrams.
Drawing illustrative diagrams.
Discussion.

text book
chart
text book

KLB BK III. PP.
112-113 CERTIFICATE PG 151
KLB BK III. PP. 113-114 CERTIFICATE PG 152

REPRODUCTION IN PLANTS AND ANIMALS

The placenta.
Role of the placenta. Placental exchanges.

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.
To state and explain the role of the placenta.
To identify substances allowed / not allowed to pass through the placenta

Exposition and discussion.
Exposition and discussion. Drawing diagrams showing placental exchanges.
Detailed discussion.

Chart- The placenta.
text book

KLB BK III. P. 115 CERTIFICATE PG 159

REPRODUCTION IN PLANTS AND ANIMALS

Pregnancy and hormones.
Abortion, miscarriage, birth.

By the end of the lesson, the learner should be able to:
To identify functions of human oestrogen and progestrone during pregnancy.
To describe processes of abortion, miscarriage and birth.

Tabulate functional differences.
Q/A: To elicit students responses on related issues.

text book

CERTIFICATE PG 160

REPRODUCTION IN PLANTS AND ANIMALS

Lactation and parental care.
Secondary sexual characteristics.
The menstrual cycle.

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.
To state secondary sexual characteristics in males and females.
To explain the role of hormones in the menstrual cycle.

Discussion
Drawing and labelling mammary glands.
Detailed discussion.

Wall- charts mammary glands.
text book
Chart- Phases of human menstrual cycle.

KLB BK III. P. 120 
KLB BK III. P. 121 CERTIFICATE PG 151

REPRODUCTION IN PLANTS AND ANIMALS

28-day menstrual cycle.

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.

chart

KLB BK III. PP.
122-123 CERTIFICATE PG 152

REPRODUCTION IN PLANTS AND ANIMALS

Menopause, infertility and emerging issues.

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.

text book

KLB BK III. P. 123 

REPRODUCTION IN PLANTS AND ANIMALS
GROWTH & DEVELOPMENT.

Sexually Transmitted Infections & HIV/AIDS.
The concepts of growth and development.
Measurement of growth.

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.
To distinguish growth from development.
To identify aspects that indicate growth of an organism.
Sketch a growth curve.

Detailed discussion.
Q/A: Distinction and relationship between HIV and AIDS.
Q/A: Aspects that occur during growth.
Detailed discussion of growth and development.
Discuss growth aspects-height, weight and volume.

Chart- STIs causal agents, symptoms, prevention and control measures.
text book

PP.
123-125 CERTIFICATE PG 169
KLB BK III. P. 134 CERTIFICATE PG 178

GROWTH & DEVELOPMENT.

Growth phases.

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 BK III. P. 135 CERTIFICATE PG 179

GROWTH & DEVELOPMENT.

Intermittent growth curve.
Structure of the seed.

By the end of the lesson, the learner should be able to:
Explain growth curve showing intermittent growth.
To draw and label a typical seed.
To state the functions of the parts of a seed.

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

chart
Specimens of maize and bean seeds.

KLB BK III. P. 135 CERTIFICATE PG 179

GROWTH & DEVELOPMENT.

Longitudinal sections of monocots and dicots.
Dormancy in seeds.
Seed germination.

By the end of the lesson, the learner should be able to:
To identify structural differences between monocots and dicots.
To define seed dormancy.
To explain factors that cause dormancy and ways of breaking dormancy.
To describe the process of seed germination.
To investigate conditions necessary for germination.
To explain conditions necessary for germination.

Obtain longitudinal section of the seeds.
Identify structural differences of the specimens.
Carry out iodine tests.
Explain the observations.
Detailed discussion.
Observe previously prepared specimens.
Discuss the observations.

Hand lens
Maize and bean seeds.
Iodine
Scalpels.
video
Seeds
Cotton wool
Flat bottomed flasks
Corks
T-tubes
Thermometers
pyrogallic acid
NaOH solution.

KLB BK III. P. 136  CERTIFICATE PG 182
KLB BK III.
P 140. CERTIFICATE PG 184

GROWTH & DEVELOPMENT.

Epigeal germination.

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 BK III. P. 141 CERTIFICATE PG 184

GROWTH & DEVELOPMENT.

Hypogeal germination.
Primary growth of a seedling.

By the end of the lesson, the learner should be able to:
To describe hypogeal germination.
To describe primary growth of a seedling.

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

Specimens of germinating maize seed at different phases of germination.

KLB BK III. P. 141 CERTIFICATE PG 184

GROWTH & DEVELOPMENT.

Region of growth in a root.
Apical meristems.
Secondary growth.
Growth hormones.

By the end of the lesson, the learner should be able to:
To determine the region of growth in a root.
To draw and label longitudinal and transverse sections of apical meristems.
To describe secondary growth of plants.
To explain role of hormones in growth of plants.

Group experiments- Observe previously prepared specimens to determine regions of growth.
Discuss observations made.
Draw relevant diagrams.
Drawing and labelling transverse sections of apical meristems.
Detailed discussion.
Discuss the role of IAA, gibberellins, cytokinins, and abscisic acid e.t.c, in plant growth.

Germinating bean seeds
Cork pin
Beaker
Indian ink
Blotting paper
Ruler.
Charts- Apical meristems.
text book

KLB BK III. P. 144 CERTIFICATE PG 186
KLB BK III. PP. 145-146 CERTIFICATE PG 187

GROWTH & DEVELOPMENT.

Apical dominance.
Growth and development in insects.

By the end of the lesson, the learner should be able to:
To explain the role of auxins in apical dominance.
To differentiate between complete and incomplete metamorphosis.

Probing questions leading to definition and explanation of apical dominance.
Q/A: Features of complete and incomplete metamorphosis of insects.

Shoot with lateral growth.
chart

KLB BK III. PP. 147-148.

GROWTH & DEVELOPMENT.

Role of hormones in insect growth.

By the end of the lesson, the learner should be able to:
To identify hormones that promotes insect growth.

Exposition and explanations.

text book

KLB BK III. PP. 148-149. CERTIFICATE PG 199