Early Humans and Beginning of Civilisation — Revision Notes
CBSE · Class 9 · Social Science
Early Humans and Beginning of Civilisation revision notes for CBSE Class 9 Social Science: 4 topics in quick points.
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Key Topics to Revise
1. Human Origins and Early Migrations
- More than 99% of human history falls in the period before writing, from about 3 million years ago to 5000 years ago.
- Less than 1% of human history falls in the period after writing began, covering the last 5000 years including the present.
- The Quaternary Period spans the last 26 lakh years, including the present.
2. Stone Age and Early Human Life
- The Stone Age is broadly divided into Palaeolithic, Mesolithic, and Neolithic periods.
- Palaeolithic means Old Stone Age.
- Palaeolithic humans were mainly hunter-gatherers.
3. Neolithic Revolution and Early Farming
- The Neolithic revolution was the transition from hunting-gathering to food production.
- Domestication of plants and animals was the hallmark of the Neolithic revolution.
- Neolithic farmers made tools for food production and processing.
4. Sindhu-Sarasvati Civilisation
- The Sindhu-Sarasvati civilisation is also known as the Indus Valley or Harappan Civilisation.
- It emerged by 2600 BCE.
- Its script, called Harappan script or Sindhu lipi, is undeciphered.
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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