SS3 Biology 2nd Term
SS3 Biology 2nd Term Lesson Note
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SS 1, SS 2 & SS 3, 2nd Term
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Variation in Population
SUB TOPICS:
A. Definition of variation
B. Types of Variation
C. Advantages of variation
D. Causes of variation
E. Applications of variation
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 Define Variation.
2 Outline types of Variation.
3 ETC
First Semester to get started.
Adaptation for Survival
SUB TOPICS:
A. Definition of adaptation
B. Competition
C. Relationship between competition and succession.
D. Structural adaptation
E. Adaptive coloration
F. Social animals
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 Define adaptation.
2 Discuss the progressive change in anatomy of organisms from water to land.
3 ETC
Biology of Heredity (Genetics)
SUB TOPICS:
A. Meaning of genetics and heredity
B. Transmission and expression
C. Terms used in genetics
D. Mendel’s work in genetics
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 Identify the dominators that receive characteristics.
2 Infer that dominant characters masks the contribution of the recessive characters for the first generation.
3 ETC
Biology of Heredity (CONT'D)
SUB TOPICS:
A. Back cross and test cross
B. Principles of incomplete dominance
C. Determination of sex in Human Beings
D. Chromosome the basis of heredity
E. Probability in genetics
F. Sex linkages in human beings
G. Application of the principle of heredity
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 Identify chromosomes in permanently prepared sliced of cells.
2 Note that chromosomes carries genes which are responsible for inherited characters.
3 ETC
Evolution
SUB TOPICS:
A. Definition of organic evolution
B. Evidence of evolution
C. Theories of evolution
D. Differences between Darwinism and Lamarckism
E. Modern evolutionary theory
F. Evolutionary trends in organism
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 Define Evolution.
2 State the law of use and disuse according to Jean Baptist De Lamar.
3 ETC
Biology of Heredity (CONT'D)
Learning objectives: By the end of this lesson, students should be able to:
1. Explain briefly the following term: independent assortment of genes (Source: Ref WAEC 2020, Q4a)
2. Give reasons why blood group O in humans can only exist in homozygous form while blood groups A and B can exist both in homozygous and heterozygous forms (Source: Ref WAEC 2020, Q4a)
3. State three reasons why genetic variation is important to plants (Source: Ref WAEC 2019, Q3d)
4. Explain briefly the reasons why a Rhesus negative woman married to a Rhesus positive man might lose her second pregnancy (Source: Ref WAEC 2019, Q9b)
Mid Term Revision and Test for SS3 Biology 2nd Term
Revision of SSCE Past Questions
Revision of SSCE Past Questions
Revision of SSCE Past Questions
Revision of SSCE Past Questions
Revision of SSCE Past Questions
Revision of SSCE Past Questions
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Variation in Population
Adaptation for Survival
Biology of Heredity (Genetics)
Evolution
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