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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Week 1:

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

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SS2 Biology 2nd Term to get started.

Week 2:

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

Week 3:

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

Week 4:

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

Week 5:

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

Week 6:

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)

Week 7:

Mid Term Revision and Test for SS3 Biology 2nd Term

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Week 8:

Revision of SSCE Past Questions

Week 9:

Revision of SSCE Past Questions

Week 10:

Revision of SSCE Past Questions

Week 11:

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Other Classes are Listed Below
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SS 1	SS 2	SS 3
1st 2nd 3rd	1st 2nd 3rd	1st 2nd 3rd

Scheme of Work by Topic for:
SS3 Biology 2nd Term
(Ana Arm Technologies)
Variation in Population
Adaptation for Survival
Biology of Heredity (Genetics)
Evolution
Online Quiz
Reference Textbooks