REPRODUCTION IN PLANTS AND ANIMALS

The 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.

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.

In groups, learners are guided to:
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.

In groups, learners are guided to:
Open discussion.

text book

KLB BK III. P. 123 

REPRODUCTION IN PLANTS AND ANIMALS

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.

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

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

PP.
123-125 CERTIFICATE PG 169

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.

In groups, learners are guided to:
Q/A: Aspects that occur during growth.
Detailed discussion of growth and development.

text book

KLB BK III. P. 134 CERTIFICATE PG 178

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.

In groups, learners are guided to:
Q/A: Aspects that occur during growth.
Detailed discussion of growth and development.

text book

KLB BK III. P. 134 CERTIFICATE PG 178

GROWTH & DEVELOPMENT.

Measurement of growth.
Growth phases.

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.
To describe lag and decelerating phases of growth.

In groups, learners are guided to:
Discuss growth aspects-height, weight and volume.
Students will have collected data, e.g. height of shoots of different ages.
Teacher assists students to draw growth curves.
Discussion- phases of growth.

text book
Shoots of known ages.

KLB BK III. P. 134 CERTIFICATE PG 178
KLB BK III. P. 135 CERTIFICATE PG 179

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.

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.

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.

Specimens of maize and bean seeds.

KLB BK III. P. 136 CERTIFICATE PG 182

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 describe the process of seed germination.
To investigate conditions necessary for germination.
To explain conditions necessary for germination.

In groups, learners are guided to:
Obtain longitudinal section of the seeds.
Identify structural differences of the specimens.
Carry out iodine tests.
Explain the observations.
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.

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.

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

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

Specimens of germinating maize seed at different phases of germination.

KLB BK III. P. 141 CERTIFICATE PG 184

GROWTH & DEVELOPMENT.

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 primary growth of a seedling.

To determine the region of growth in a root.

In groups, learners are guided to:
Brief discussion.
Group experiments- Observe previously prepared specimens to determine regions of growth.
Discuss observations made.
Draw relevant diagrams.

Germinating bean seeds
Cork pin
Beaker
Indian ink
Blotting paper
Ruler.

KLB BK III. P 143 CERTIFICATE PG 186
KLB BK III. P. 144 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.

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

KLB BK III. P. 147 CERTIFICATE PG 190

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.

In groups, learners are guided to:
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.
KLB BK III. PP.148-14.9 CERTIFICATE PG 194

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.

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

text book

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