# Lesson Notes By Weeks and Term - Senior Secondary 1

Population and migration

Term: 2nd Term

Week: 8

Class: Senior Secondary School 1

Age: 15 years

Duration: 40 minutes of 2 periods each

Date:

Subject:      Economics

Topic:-       Population and migration

SPECIFIC OBJECTIVES: At the end of the lesson, pupils should be able to

1. Define population
2. Explain the determinants of population
4. State the theories of population

INSTRUCTIONAL TECHNIQUES: Identification, explanation, questions and answers, demonstration, videos from source

INSTRUCTIONAL MATERIALS: Videos, loud speaker, textbook, pictures

INSTRUCTIONAL PROCEDURES

PERIOD 1-2

 PRESENTATION TEACHER’S ACTIVITY STUDENT’S ACTIVITY STEP 1 INTRODUCTION The teacher reviews the previous lesson on public enterprises Students pay attention STEP 2 EXPLANATION She explains the meaning of population and the determinants of population Students pay attention and participates STEP 3 DEMONSTRATION She highlights the advantages and disadvantages of large population and further states the theories of population Students pay attention and participate STEP 4 NOTE TAKING The teacher writes a summarized note on the board The students copy the note in their books

NOTE

POPULATION AND MIGRATION

Population is the total number of people living in a geographical areas at a

particular time

DETERMINANTS OF POPULATION

3 major determinants of population are:

1. Birth rate (Fertility Rate)
2. Death rate (Mortality Rate)
3. Migration

DISADVANTAGES OF LARGE POPULATION (over population)

1. Pressure on natural resources
2. Increase in crime rate
3. Insufficient Foods
4. Unemployment/ underemployment
5. High cost of living Environmental Pollution.

ADVANTAGES OF LARGE POPULATION (Increasing Population)

1. Increase in working population
2. Expansion of Local market
3. Rapid urbanization
4. Attraction of investors
5. Attraction of foreign Aids
6. Diversity of skills and talent

THEORIES OF POPULATION

A. Malthusian Theory:

Rev. Thomas Robert Malthus (1766) in essay titled;

‘’Essay on population 1798’’ says: Population will grow at geometrical

Progression. Food production will grow at an arithmetical progression.

If the growth of the population is not checked, poverty, starvation, famine,

plague, epidemics, drought and High infant mortality will become prevalent.

DEMOGRAPHIC TRANSITION THEORY

This theory provides historical insight into the population problems of

developing countries. It examined three (3) identical stages of population

history thus:

1 Slow population growth (Pre-transition Stage)

1. Rapidly growing population (Transition Stage)
2. Slow growing population (Post-transition Stage)

EVALUATION:    1. Define Population

1. What are the three determinants of population?