EXCRETION AND HOMEOSTASIS

The mammalian skin.

By the end of the lesson, the learner should be able to:
Draw and label the structure of the mammalian skin.
To describe functions of parts of the mammalian skin.

Permanent slides of mammalian skin.

K.L.B. BK 2
PP. 86-87

EXCRETION AND HOMEOSTASIS

The lungs.
The kidneys structure.

By the end of the lesson, the learner should be able to:
To explain the role of lungs as excretory organs.

Exposition and discussion.

Chart/ model- Mammalian lungs.
Wall-Charts?internal organs of a kidney.

K.L.B. BK 2
P. 87

EXCRETION AND HOMEOSTASIS

The nephron.
Urine formation.
The loop of Henle.
Kidney diseases and disorders.

By the end of the lesson, the learner should be able to:
Describe features of the nephron.

Discuss features of the nephron.
Draw structure of the nephron.
Label the diagram.

Chart?Kidney nephron.
chart
Chart-
The nephron.
text book

EXCRETION AND HOMEOSTASIS

The Liver.
Deamination.
Other functions of the liver.
Liver disorders.
Homeostasis.

By the end of the lesson, the learner should be able to:
To draw and label a diagram of the liver.

Drawing and labeling diagram of the liver.

Chart-Structure of the liver
text book

K.L.B. BK 2 PP 93-94

EXCRETION AND HOMEOSTASIS

The feedback mechanism.
The hypothalamus.
The skin and thermoregulation.
Blood vessels and their functions in thermo-regulation.
Homeostatic behavioral activities.

By the end of the lesson, the learner should be able to:
To differentiate between positive and negative feedback and state their roles in maintaining the desirable point.

Schematic representation of feedbacks.

Exposition and discussion.

Chart-
Schematic diagram of feedback mechanism
text book
text book,video

K.L.B. BK 2 PP 97-98

EXCRETION AND HOMEOSTASIS

Osmoregulation.
Blood sugar.
Diabetes.

By the end of the lesson, the learner should be able to:
To describe water and salts balance in the body.

Detailed discussion.

text book

K.L.B. BK 2 PP 100-101

CLASSIFICATION II

Principles of classification of living organisms...
Binomial Nomenclature.

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

Explain the importance of classification of organisms.
Discuss the general principles of classification.
Identify major taxonomic units.

Q/A: To review Classification I.

Discussion of principles of classification of organisms.

Q/A: Major taxonomic units.

Chart- Taxonomic units.
Chart- Examples of generic and specific names of organisms.

KLB BK III.
PP 1-2. CERTIFICATE PG 1 

CLASSIFICATION II

Animal Kingdoms. Kingdom Monera.
Kingdom Protoctista.

By the end of the lesson, the learner should be able to:
Identify the five animal kingdoms.

State characteristics of members of kingdom Monera.
To identify and draw various bacteria.
To explain how bacteria affect our lives.

Expository approach -The teacher will expose the five kingdoms.
Discussion- General characteristics of unicellular and microscopic organisms.
Drawing and labeling a bacterium.

Q/A: Economic importance of bacteria.

Chart- Types of bacteria
chart

KLB BK III.P 3. CERTIFICATE PG 4

CLASSIFICATION II

Organisms with varied forms.

By the end of the lesson, the learner should be able to:
To draw and label an amoeba, paramecium, spirogyra, e.t.c.

Drawing and labelling organisms with varied forms.

Wall charts.

KLB BK III. P 4-5. CERTIFICATE PG 9

CLASSIFICATION II

Organisms in pond water.
Kingdom Fungi. Characteristics of Kingdom Fungi.

By the end of the lesson, the learner should be able to:
To identify organisms in pond water.

Examine a drop of pond water on a glass slide under a microscope.
Draw diagrams of organisms observed.
Compare the observed organisms with those previously drawn and labelled.

Microscope
Water dropper
Pond water
Glass slides.
Mushrooms,
Yeast,
Bread mould.

KLB BK III. P. 4-5. CERTIFICATE PG 10

CLASSIFICATION II

Diagrams of Fungi.
Kingdom Plantae. General characteristics.

By the end of the lesson, the learner should be able to:
To draw and label various fungi.

Examine bread mould.
Draw and label diagrams of various fngi.

Wall charts,
Bread mould,
Yeast,
Edible mushroom.

KLB BK III. P 6. CERTIFICATE PG 12

CLASSIFICATION II

Division Bryophyta External structure of a Bryophyta.

By the end of the lesson, the learner should be able to:
State general characteristics of Bryophyta.
To draw and label external features of an identified Bryophyta.
To identify features of Bryophyta.

Teacher leads in a discussion. Students examine moss plant under a hand lens, then
Draw and label the moss plant.

Moss plant,
Hand lens,
Slide.

KLB BK III. P 7. CERTIFICATE PG 14

CLASSIFICATION II

Division Pteridophyta.
Division Spermatophyta.

By the end of the lesson, the learner should be able to:
To state general characteristics of Pteridophytes.
To draw and label external features of Pteridophytes.

Teacher leads in a discussion on characteristics of Pteridophytes.
Class experiments: To observe a live or preserved fern.
To draw and label the fern.

A live or preserved fern.
text book

KLB BK III. P 7. CERTIFICATE PG 15

CLASSIFICATION II

Features of Spermatophytes.
Sub-division Gymnospermatophyta.

By the end of the lesson, the learner should be able to:
To identify features of spermatophytes.

Class experiments: To examine a complete specimen of a bean plant with ponds/ maize plant/ a twig of cypress.

Complete specimens of bean plant with ponds/ maize plant/ a twig of cypress.
text book

KLB BK III. P 9. CERTIFICATE PG16

CLASSIFICATION II

Subdivision Angiospermaphyta.
Class Monocotyledonae.

By the end of the lesson, the learner should be able to:
To state general characteristics of angiospermaphyta.

Detailed discussion.
Q/A: Comparing gymnospermatophyta and angiospermaphyta.

text book
Maize plant/ wheat/ grass/ sugarcane.

KLB BK III. P 10. CERTIFICATE PG 16

CLASSIFICATION II

Class Dicotyledonae.

By the end of the lesson, the learner should be able to:
To list down characteristics of Dicotyledonae.

Class experiments: Examine external features of bean plant/ black jack/ tea.
Discuss their external features.

Bean plant/ black jack/ tea.

KLB BK III. P 11. CERTIFICATE PG 17

CLASSIFICATION II

Kingdom Animalia.
Phyllum Arthropoda.

By the end of the lesson, the learner should be able to:
To state characteristics of kingdom Animalia.

Q/A: To review general characteristics of animals as compared to those of plants.

text book

KLB BK III. P 12. CERTIFICATE PG 18

CLASSIFICATION II

Class Crustacea.
Class Chilopoda.

By the end of the lesson, the learner should be able to:
To list down external features of a crab/ crayfish.

Examine preserved specimens of a crab/ crayfish and identify external features.
Draw and label diagrams.
Discuss their general characteristics.

Specimens of a crab/ crayfish.
A centipede.

KLB BK III. P 13. CERTIFICATE PG 21

CLASSIFICATION II

Class Diplopoda.

By the end of the lesson, the learner should be able to:
To describe external features of a milipede.

Examine a milipede.
Draw and label a milipede.
Discuss general characteristics of diplopoda comparing them to those of other members of the kingdom Animalia.

A milipede.

KLB BK III. P 15. CERTIFICATE PG 20

CLASSIFICATION II

Class Arachnida.
Class Insecta.

By the end of the lesson, the learner should be able to:
To describe external features of mites, spiders, scorpions, ticks.

Examine specimens of freshly killed/ preserved arachnids.
Q/A: Differences between arachnids and members of other classes.
Discuss general characteristics of Arachnida.

Specimens of freshly killed/ preserved arachnids.
Live/ freshly killed specimens of ground beetle, honey-bee, termite, e.t.c.

KLB BK III. P 15. CERTIFICATE PG 20

CLASSIFICATION II

Phyllum Chordata.
Class Pisces.

By the end of the lesson, the learner should be able to:
To identify general characteristics of chordates.

Q/A: Identify classes of phylum chordata.
Discussion: characteristics of chordates.

Chart tilapia fish.

KLB BK III. PP 16-18. CERTIFICATE PG 22

CLASSIFICATION II

Class Amphibia.
Class Reptilia.

By the end of the lesson, the learner should be able to:
To compare observable features of a tilapia fish and those of a frog.

Group experiments- Observing specimens and placing them in their respective classes.

Preserved specimens ? fish, amphibians.

KLB BK III. P 18. CERTIFICATE PG 23

CLASSIFICATION II

Class Aves.

By the end of the lesson, the learner should be able to:
To state general characteristics of aves.

Q/A: Comparing reptiles and amphibians/ aves
Discussion: General characteristics of reptilia.

Chart- Diagrams of birds.

KLB BK III. P 19. CERTIFICATE PG 24

CLASSIFICATION II

Class Mammalia.
Dichotomous key.

By the end of the lesson, the learner should be able to:
To state general characteristics of Mammalia.

Q/A: Examples of egg laying mammals, pouched mammals, primates, etc.

Diagrams of various mammals.

KLB BK III. P 20. CERTIFICATE PG  25

CLASSIFICATION II

Features for identifying animals / plants.
Examples of dichotomous keys.
Construction of dichotomous keys.

By the end of the lesson, the learner should be able to:
To list identification features for animals/ plants.

Teacher exposes features for identifying animals/ plants.

Chart- Constructed dichotomous keys.
Plants from different families.
Different plant species.

KLB BK III. P 24. CERTIFICATE PG 27