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SCHEME OF WORK
Biology
Form 4 2025
TERM II
School


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WK LSN TOPIC SUB-TOPIC OBJECTIVES T/L ACTIVITIES T/L AIDS REFERENCE REMARKS
2 1
RECEPTION, RESPONSE & CO-ORDINATION
Transmission of a nerve impulse.
By the end of the lesson, the learner should be able to:
Describe the transmission of a nerve impulse.
Descriptive and expository approaches.
Illustrative diagrams.
KLB BK IV. PP 90-93
2 2
RECEPTION, RESPONSE & CO-ORDINATION
Transmission of a nerve impulse.
By the end of the lesson, the learner should be able to:
Describe the transmission of a nerve impulse.
Descriptive and expository approaches.
Illustrative diagrams.
KLB BK IV. PP 90-93
2 3
RECEPTION, RESPONSE & CO-ORDINATION
The endocrine system.
By the end of the lesson, the learner should be able to:
Identify components of endocrine system.
Compare endocrine system. With nervous system.
Discussion; tabulate the differences.
Illustrative diagrams.
KLB BK IV. PP 93-6
2 4-5
RECEPTION, RESPONSE & CO-ORDINATION
The mammalian eye.
By the end of the lesson, the learner should be able to:
Identify major parts of the human eye.
Explain image formation and interpretation in the eye.
Brain storming;
Discussion with probing questions.
Chart- the human eye.
KLB BK IV. PP 93-100
3 1
RECEPTION, RESPONSE & CO-ORDINATION
Accommodation of the eye.
By the end of the lesson, the learner should be able to:
Explain the role of ciliary muscles in accommodation of the eye.
Discussion with probing questions,
Drawing illustrative diagrams.
Chart- focusing far and near points.
KLB BK IV. PP 100-1
3 2
RECEPTION, RESPONSE & CO-ORDINATION
Defects of vision and their correction.
By the end of the lesson, the learner should be able to:
Identify defects of vision.
Explain correction of vision defects.
Detailed discussion with probing questions;
Drawing illustrative diagrams.
Illustrative diagrams.
KLB BK IV. PP 101-4
3 3
RECEPTION, RESPONSE & CO-ORDINATION
The human ear.
By the end of the lesson, the learner should be able to:
Identify major parts of the human ear.

Descriptive and expository approaches.
Drawn diagrams.
Illustrative diagrams.
KLB BK IV. PP 104-5
3 4-5
RECEPTION, RESPONSE & CO-ORDINATION
Hearing.
Body balance and posture.
By the end of the lesson, the learner should be able to:
Explain how the ear perceives sound.
Explain how the ear maintains body balance and posture.
Descriptive and expository approaches.
Illustrative diagrams.
KLB BK IV. P 106
KLB BK IV. PP 107-8
4 1
RECEPTION, RESPONSE & CO-ORDINATION
Defects of the ear.
By the end of the lesson, the learner should be able to:
Identify some defects of the ear.
Descriptive and expository approaches.
text book
KLB BK IV.
P 108
4 2
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
Importance of support and movement in plants.
By the end of the lesson, the learner should be able to:





Explain the importance of support and movement in plants.





Brain storming;
Probing questions;
Discussion.
text book
KLB BK IV. PP 111-2
4 3
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
Arrangement of tissues in a monocotyledonous stem.
By the end of the lesson, the learner should be able to:
Draw and label a transverse section of a monocotyledonous stem.
Examine transverse section of a monocotyledonous stem.
Monocotyledo-nous stem, eg. tradescantia, microscope,
Razors.
KLB BK IV. PP111-2.
4 4
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
Arrangement of tissues in a dicotyledonous stem.
By the end of the lesson, the learner should be able to:
Draw and label a transverse section of a dicotyledonous stem.
Draw and label a transverse section of herbaceous and woody stems.

Examine transverse section of a dicotyledonous stem, herbaceous and woody stems.
Herbaceous stem, microscope, slides,
Razors.
KLB BK IV. PP 111-5
4 4-5
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
Arrangement of tissues in a dicotyledonous stem.
Stem tissues.
By the end of the lesson, the learner should be able to:
Draw and label a transverse section of a dicotyledonous stem.
Draw and label a transverse section of herbaceous and woody stems.


Identify some stem tissues.
Explain the role of stem tissues.
Examine transverse section of a dicotyledonous stem, herbaceous and woody stems.

Drawing and labeling diagrams;
Discussion.
Herbaceous stem, microscope, slides,
Razors.
Illustrative diagrams.
KLB BK IV. PP 111-5
KLB BK IV. PP 113-5
5 1
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
Wilting in plants.
By the end of the lesson, the learner should be able to:
Compare the rate of wilting of herbaceous and woody stems.
Account for difference in rate of water loss.
Uproot herbaceous and woody plants;
Observe tem for about 30 min;
Brief discussion.
KLB BK IV. P 116
5 2
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
The exoskeleton.
By the end of the lesson, the learner should be able to:
Describe the structure of the exoskeleton.
Examine movement of a live arthropod;
Observe muscles of the hind limb of a grasshopper;
Relate the observations to the function of the exoskeleton.
A live arthropod,
E.g. grasshopper, millipede.
KLB BK IV. PP 116-7
5 3
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
The exoskeleton.
By the end of the lesson, the learner should be able to:
Describe the structure of the exoskeleton.
Examine movement of a live arthropod;
Observe muscles of the hind limb of a grasshopper;
Relate the observations to the function of the exoskeleton.
A live arthropod,
E.g. grasshopper, millipede.
KLB BK IV. PP 116-7
5 4-5
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
The endoskeleton.
By the end of the lesson, the learner should be able to:
Describe the structure of the endoskeleton.




Observe skeleton of a vertebrate;
Compare it with an exoskeleton.
Discuss the contrasting features.
The human skeleton.




KLB BK IV. PP 117-8

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