8th Social Science – Resources & Development – Chapter 3
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These are the important topics from the chapter along with brief summaries for student revision:
– Agriculture: Involves primary activities like growing crops and rearing livestock, with a significant portion of the world's population dependent on it.
– Types of Farming: Classifies farming into subsistence farming (meeting family needs) and commercial farming (large-scale production for market).
– Primitive Subsistence Agriculture: Includes shifting cultivation and nomadic herding, practiced in specific regions with distinct climatic conditions.
– Commercial Farming: Involves large-scale production for sale, often utilizing machinery, with examples like commercial grain farming and plantation agriculture.
These topics cover the core concepts of agriculture, farming types, and significant farming practices discussed in the chapter.
What are the three types of economic activities involved in the transformation from a plant to a finished product?
The three types of economic activities involved are primary, secondary, and tertiary activities.
What percentage of the world's population is engaged in agricultural activity?
In the world, 50% of persons are engaged in agricultural activity.
What are the primary activities in agriculture?
Primary activities in agriculture include growing crops, fruits, vegetables, flowers, and rearing of livestock.
What are the main types of farming discussed in the chapter?
The main types of farming discussed are subsistence farming and commercial farming.
What are shifting cultivation and nomadic herding, and where are they practiced?
Shifting cultivation involves clearing land in heavily forested areas and moving after soil fertility diminishes. Nomadic herding involves moving animals in response to climatic conditions and is practiced in semi-arid and arid regions like Sahara and Central Asia.
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