REPRODUCTION IN PLANTS AND ANIMALS

Sexual reproduction in animals. External fertilisation.

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


To describe external fertilisation in amphibians.

In groups, learners are guided to:
Detailed discussion.

Strands of eggs of frogs.

KLB BK III.
P 105 CERTIFICATE PG 147

REPRODUCTION IN PLANTS AND ANIMALS

Internal fertilisation.

By the end of the lesson, the learner should be able to:
To describe internal fertilisation and compare it with external fertilisation.

In groups, learners are guided to:
Tabulate differences between external and internal fertilisation.

KLB BK III. P. 105CERTIFICATE PG 148

REPRODUCTION IN PLANTS AND ANIMALS

Reproduction in mammals. Reproduction in human beings.

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.

In groups, learners are guided to:
Detailed discussion.



Drawing and labeling male reproduction system.

Wall charts-Reproduction system.

KLB BK III. P. 105 CERTIFICATE PG 149

REPRODUCTION IN PLANTS AND ANIMALS

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

In groups, learners are guided to:
Detailed discussion.
To examine reproduction system of a male rabbit /rat.
Identify the parts of the reproduction system.

text book
Reproduction system of a rabbit/ rat.

KLB BK III. PP. 106-108 CERTIFICATE PG 150
KLB BK III. P. 108 CERTIFICATE PG 164

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.

In groups, learners are guided to:
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.

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

In groups, learners are guided to:
Detailed discussion.

chart

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

REPRODUCTION IN PLANTS AND ANIMALS

Female reproduction system of a female animal.

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

In groups, learners are guided to:
Examine parts of a female reproduction system.
Identify the parts.

Dissected female rat/ mouse/rabbit.

KLB BK III. P.110 CERTIFICATE PG 151

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 define implantation.
To define ectopic pregnancy.

In groups, learners are guided to:
Drawing and labelling.
Detailed discussion.
Q/A: Adaptations of male gamete to its function.


Drawing illustrative diagrams.
Discussion.

text book
chart

KLB BK III. PP.
112-113 CERTIFICATE PG 151
KLB BK III. P. 114 CERTIFICATE PG 153

REPRODUCTION IN PLANTS AND ANIMALS

The placenta.

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.

In groups, learners are guided to:
Exposition and discussion.

Chart- The placenta.

KLB BK III. P. 115 CERTIFICATE PG 159

REPRODUCTION IN PLANTS AND ANIMALS

Role of the placenta. Placental exchanges.
Pregnancy and hormones.

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

In groups, learners are guided to:
Exposition and discussion. Drawing diagrams showing placental exchanges.
Detailed discussion.

text book

KLB BK III. P. 116 CERTIFICATE PG 159

REPRODUCTION IN PLANTS AND ANIMALS

Abortion, miscarriage, birth.

By the end of the lesson, the learner should be able to:
To describe processes of abortion, miscarriage and birth.

In groups, learners are guided to:
Q/A: To elicit students responses on related issues.

text book

KLB BK III. PP.
117-119 

REPRODUCTION IN PLANTS AND ANIMALS

Lactation and parental care.
Secondary sexual characteristics.

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.

In groups, learners are guided to:
Discussion

Drawing and labelling mammary glands.

Detailed discussion.

Wall- charts mammary glands.
text book

KLB BK III. P. 120 

REPRODUCTION IN PLANTS AND ANIMALS

The menstrual cycle.
28-day menstrual cycle.

By the end of the lesson, the learner should be able to:
To explain the role of hormones in the menstrual cycle.

In groups, learners are guided to:
Detailed discussion.

Chart- Phases of human menstrual cycle.
chart

KLB BK III. P. 121 CERTIFICATE PG 151

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.

In groups, learners are guided to:
Open discussion.

text book

KLB BK III. P. 123 

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.

In groups, learners are guided to:
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.

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.

In groups, learners are guided to:
Detailed discussion.
Q/A: Distinction and relationship between HIV and AIDS.


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

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.

Measurement of growth.

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.

In groups, learners are guided to:
Discuss growth aspects-height, weight and volume.

text book

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.

In groups, learners are guided to:
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.

By the end of the lesson, the learner should be able to:
Explain growth curve showing intermittent growth.

In groups, learners are guided to:
Q/A: life cycles of insects.
Exposition and detailed discussion.

chart

KLB BK III. P. 135 CERTIFICATE PG 179

GROWTH & DEVELOPMENT.

Structure of the seed.
Longitudinal sections of monocots and dicots.

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.
To identify structural differences between monocots and dicots.

In groups, learners are guided to:
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.

Obtain longitudinal section of the seeds.
Identify structural differences of the specimens.
Carry out iodine tests.
Explain the observations.

Specimens of maize and bean seeds.
Hand lens
Maize and bean seeds.
Iodine
Scalpels.

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

GROWTH & DEVELOPMENT.

Dormancy in seeds.

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.

In groups, learners are guided to:
Detailed discussion.

video

KLB BK III. P. 137 CERTIFICATE PG 188

GROWTH & DEVELOPMENT.

Seed germination.

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.

In groups, learners are guided to:
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. 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.

In groups, learners are guided to:
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.
Region of growth in a root.

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

In groups, learners are guided to:
Observe previously prepared specimens of germinating bean seed/ castor seed.
Drawing diagrams.
Brief discussion.

Specimens of germinating maize seed at different phases of germination.
Germinating bean seeds
Cork pin
Beaker
Indian ink
Blotting paper
Ruler.

KLB BK III. P. 141 CERTIFICATE PG 184
KLB BK III. P 143 CERTIFICATE PG 186

GROWTH & DEVELOPMENT.

Apical meristems.

By the end of the lesson, the learner should be able to:
To draw and label longitudinal and transverse sections of apical meristems.

In groups, learners are guided to:
Drawing and labelling transverse sections of apical meristems.

Charts- Apical meristems.

KLB BK III. P. 144 CERTIFICATE PG 186

GROWTH & DEVELOPMENT.

Secondary growth.

By the end of the lesson, the learner should be able to:
To describe secondary growth of plants.

In groups, learners are guided to:
Detailed discussion.

text book

KLB BK III. PP. 145-146 CERTIFICATE PG 187

GROWTH & DEVELOPMENT.

Growth hormones.
Apical dominance.

By the end of the lesson, the learner should be able to:
To explain role of hormones in growth of plants.

In groups, learners are guided to:
Discuss the role of IAA, gibberellins, cytokinins, and abscisic acid e.t.c, in plant growth.

text book
Shoot with lateral growth.

KLB BK III. P. 147 CERTIFICATE PG 190

GROWTH & DEVELOPMENT.

Growth and development in insects.
Role of hormones in insect growth.

By the end of the lesson, the learner should be able to:
To differentiate between complete and incomplete metamorphosis.
To identify hormones that promotes insect growth.

In groups, learners are guided to:
Q/A: Features of complete and incomplete metamorphosis of insects.
Exposition and explanations.

chart
text book

KLB BK III. PP.148-14.9 CERTIFICATE PG 194
KLB BK III. PP. 148-149. CERTIFICATE PG 199