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SCHEME OF WORK
Biology
Form 4 2025
TERM III
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WK LSN TOPIC SUB-TOPIC OBJECTIVES T/L ACTIVITIES T/L AIDS REFERENCE REMARKS
2 1
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
2 2
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.
2 3
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
2 3-4
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
2 5
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
3 1
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
3 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
3 3-4
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
3 5
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
Locomotory features of a finned fish.
By the end of the lesson, the learner should be able to:
Identify the locomotory features of a finned fish.
Observe external features of a tilapia.
Drawing and labeling;
Discussion.
A freshly killed tilapi
4 1
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
Locomotion in a finned fish.
By the end of the lesson, the learner should be able to:
Explain how locomotion occurs in a finned fish.
Explain how a fish is adapted to locomotion in its habitat.
Review external features of a tilapia.
Detailed discussion.
A freshly killed tilapia.
KLB BK IV. PP 117-8
4 2
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
Tail power of a fish.
By the end of the lesson, the learner should be able to:
Calculate the tail power of a fish.
Measure length of tail, length of a tilapia fish.
Calculations.
Discussion on significance of tail power in locomotion.
A freshly killed tilapia.
KLB BK IV. PP 118-9
4 3-4
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
Support and movement in mammals. The skull and rib cage.
The vertebral column. Cervical and thoracic vertebrae.
By the end of the lesson, the learner should be able to:




Describe the structure of the skull and rib cage.

Describe the features of the vertebral column.
Identify types of vertebrae.
Explain adaptations of cervical and thoracic vertebrae to their functions.




Observe the human skull and rib cage of a rat / rabbit.
Detailed discussion.

Examine cervical and thoracic vertebrae.




Human skull, rib cage of rat / rabbit.

Cervical and thoracic vertebrae.




KLB BK IV. PP 119-120
KLB BK IV. PP 121-2
4 5
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
The vertebral column. Cervical and thoracic vertebrae.
By the end of the lesson, the learner should be able to:
Describe the features of the vertebral column.
Identify types of vertebrae.
Explain adaptations of cervical and thoracic vertebrae to their functions.
Examine cervical and thoracic vertebrae.
Cervical and thoracic vertebrae.
KLB BK IV. PP 121-2
5 1
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
Thoracic and lumbar vertebrae.
By the end of the lesson, the learner should be able to:
Explain adaptations of Thoracic and lumbar vertebrae to their functions.
Examine thoracic and lumbar vertebrae.
Draw labeled diagrams;
Brief discussion.
Thoracic and lumbar vertebrae.
KLB BK IV. PP 122-3
5 2
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
Thoracic and lumbar vertebrae.
By the end of the lesson, the learner should be able to:
Explain adaptations of Thoracic and lumbar vertebrae to their functions.
Examine thoracic and lumbar vertebrae.
Draw labeled diagrams;
Brief discussion.
Thoracic and lumbar vertebrae.
KLB BK IV. PP 122-3
5 3-4
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
The sacral and caudal vertebrae.
The appendicular skeleton.
By the end of the lesson, the learner should be able to:
Describe the features of the sacral and caudal vertebrae.
Explain adaptations of sacral and caudal vertebrae to their functions.

Describe the features of the appendicular skeleton.
Examine sacral and caudal vertebrae.
Draw labeled diagrams;
Brief discussion.
Examine the appendicular skeleton of a rabbit /sheep.
Brief discussion..
Sacral and caudal vertebrae.
Appendicular skeleton of a rabbit /sheep.
KLB BK IV. P 124
KLB BK IV. PP 124-5
5 5
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
Fore limb.
By the end of the lesson, the learner should be able to:
Identify bones of the fore limb.
Examine bones if the fore limb;
Drawing labeled diagrams;
Discussion.
Bones of the fore limb.
KLB BK IV. PP 126-7
6 1
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
Hind limb.
By the end of the lesson, the learner should be able to:
Identify bones of the hind limb.
Examine bones if the hind limb;
Drawing labeled diagrams;
Discussion.
Bones of the hind limb.
KLB BK IV. P 127
6 2
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
Hind limb.
By the end of the lesson, the learner should be able to:
Identify bones of the hind limb.
Examine bones if the hind limb;
Drawing labeled diagrams;
Discussion.
Bones of the hind limb.
KLB BK IV. P 127
6 3-4
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
Movable joints.
Ball and socket joint.
By the end of the lesson, the learner should be able to:
Identify features of movable joints.
Identify features of ball and socket joint.
Examine the synovial joint.
Brief discussion.

Examine the synovial joint.
Discuss observations.
Synovial joint model.
KLB BK IV. P 127
KLB BK IV. P 128
6 5
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
The hinge joint. Movement of a joint.
By the end of the lesson, the learner should be able to:
Identify features of hinge joint.

Describe movement of a joint.
Examine a hinge joint.

Observe movement of the fore arm;

Discussion.
Illustrative diagrams.
KLB BK IV. PP 128-9
7 1
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
Skeletal muscles.
By the end of the lesson, the learner should be able to:
Describe features of skeletal muscles.
Examine diagrams of skeletal muscles;
Brief discussion.
Illustrative diagrams.
KLB BK IV. PP 129-30
7 2
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
Smooth or visceral muscles.
By the end of the lesson, the learner should be able to:
Describe features of smooth muscles.
Examine diagrams of smooth muscles;
Brief discussion.
Illustrative diagrams.
KLB BK IV. PP 129-30
7 3-4
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
Smooth or visceral muscles.
Cardiac muscles.
By the end of the lesson, the learner should be able to:
Describe features of smooth muscles.
Examine diagrams of smooth muscles;
Brief discussion.
Examine diagrams of smooth muscles;
Brief discussion;
Topic review.
Illustrative diagrams.
KLB BK IV. PP 129-30
KLB BK IV. PP 130-1
7 5
SUPPORT & MOVEMENT IN PLANTS AND ANIMALS
Cardiac muscles.
By the end of the lesson, the learner should be able to:
Describe features of smooth muscles.
Examine diagrams of smooth muscles;
Brief discussion;
Topic review.
Illustrative diagrams.
KLB BK IV. PP 130-1

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