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SCHEME OF WORK
Biology
Form 4 2024
TERM II
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WK LSN TOPIC SUB-TOPIC OBJECTIVES T/L ACTIVITIES T/L AIDS REFERENCE REMARKS
1 5
EVOLUTION
Meaning of evolution. Theories of origin of life.
By the end of the lesson, the learner should be able to:


Define evolution.
Explain the theories of life.


Brain storming;
Probing questions;
Q/A on creation theory;
Exposition of chemical theory.
text book
KLB BK IV. PP 49-51
2 1
EVOLUTION
Evidence for organic evolution.
By the end of the lesson, the learner should be able to:
Cite evidence for organic evolution.
Brain storming;
Probing questions;
Exposition;
Discussion.
text book
KLB BK IV. PP 51-59
2 2-3
EVOLUTION
Comparative anatomy and homologous structures.
Comparative anatomy and homologous structures. (contd)
Convergent evolution and analogous structures.
By the end of the lesson, the learner should be able to:
Define divergent evolution.
Give examples of homologous structures.
Define convergent evolution.
Give examples of analogous structures.
Give examples of vestigial structures.
Examine forelimbs of vertebrates;
Discuss adaptations and use of the limbs.
Examine wings of insects; wings of birds / bat.
Discuss observations.
Forelimbs of vertebrates.
Wings of insects, wings of birds / bat.
KLB BK IV. PP 59-63
KLB BK IV. PP 63-64
2 4
EVOLUTION
Convergent evolution and analogous structures.(contd)
Larmack?s theory of evolution.
By the end of the lesson, the learner should be able to:
Define convergent evolution.
Give examples of analogous structures.
Give examples of vestigial structures.
Explain Larmack?s theory of evolution.
Examine wings of insects; wings of birds / bat.
Discuss observations.
Expositions and explanations.
Wings of insects, wings of birds / bat.
text book
KLB BK IV. PP 63-64
2 5
EVOLUTION
Darwin?s theory of natural selection.
By the end of the lesson, the learner should be able to:
Explain Darwin?s theory of natural selection.
Cite examples of natural selection in action.
Expositions and explanations;
Probing questions;
Topic review.
text book
KLB BK IV. PP 67-72

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