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JSS2: BASIC SCIENCE - 1ST TERM

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  1. Living Things (Habitat) | Week 1, 2 & 3
    8 Topics
    |
    1 Quiz
  2. Living Things (Uniqueness of Man) | Week 4
    9 Topics
    |
    1 Quiz
  3. Growth and Development | Week 5 & 6
    4 Topics
    |
    1 Quiz
  4. Chemicals | Week 7 & 8
    4 Topics
    |
    1 Quiz
  5. Work, Energy & Power | Week 9
    4 Topics
    |
    1 Quiz



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Topic Content:

  • Meaning of Development
  • Developmental Changes
  • Characteristic Features of Stages of Development

Meaning of Development:

Development is a series of changes that occur in an organism during the process of growth, while an individual is growing, other changes are also taking place in their body. These changes are signs of development. Growth and development occur together, one cannot tell where one begins and the other ends.

Developmental Changes:

These can be defined as the transition from one stage of life to another, for example, infancy, juvenile, adolescence, adulthood, and senescence. The characteristic features of each developmental stage are discussed below:

Characteristic Features of Stages of Development:

1. Infancy: This is the period immediately after birth until about the age of two. It is a period of rapid growth.

2. Juvenile: This is the period between infancy and adolescence. It is a period of slow growth starting from two to nine years of age.

 

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