Chapter Nine Flashcards
Dietary Energy Consumption
The amount of food that an individual consumes.
Food security
Physical, social, and economic access at all times to safe and nutritious food sufficient to meet dietary needs and food preferences for an active and healthy life.
Undernourishment
Dietary energy consumption that is continuously below that needed for a healthy life and carrying out light physical activity.
Cereal Grain
A grass that yields grain for food.
Grain
The seed from a cereal grass.
Agriculture
The deliberate modification of Earth’s surface through cultivation of plants and rearing of animals to obtain sustenance or economic gain.
Crop
Any plant cultivated by people.
Agricultural Revolution
The process that began when human beings first domesticated plants and animals and no longer relied entirely on hunting and gathering.
Columbian Exchange
The transfer of plants and animals, as well as people, culture, and technology, between the Western Hemisphere and Europe, as a result of European colonialization and trade.
Subsistence Agriculture
The production of food primarily for consumption by the farmer’s family.
Commercial Agriculture
The production of cash crops primarily for sale off the farm.
Cash Crop
Crops that are grown for sale, rather than for the farmer’s own use.
Intensive Subsistence Agriculture
A form of subsistence agriculture characteristic of Asia’s major population concentrations in which farmers must extend a relatively large amount of effort to produce the maximum feasible yield from a parcel of land.
Double Cropping
Harvesting twice a year from the same field.
Crop Rotation
The practice of rotating use of different fields from crop to crop each year to avoid exhausting the soil.
Wet Rice
Rice planted on dry land in a nursery and then moved as seedlings to a flooded field to promote growth.
Sawah
A flooded field for growing rice.