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Invention of Agriculture Subsistence and Commercial Agriculture Diet Nutrition and Hunger Random
100
Agriculture is the deliberate modification of Earth's surface through cultivation of plants and rearing of animals to obtain sustenance or economic gain.
What is Agriculture?
100
Subsistence agriculture is usually found in developing countries and only produce the amount of food needed to live, while commercial agriculture is found in more developed countries and produce food for profit.
What is the difference between subsistence and commercial agriculture?
100
Maize
What is the world's leading crop?
100
Physical, social, and economical access at all times to safe food and nutrition.
What is food security?
200
one-third
Meat accounts for ___ of all protein intake in developed countries (fraction number)
200
Around 8000 BCE
When did the agricultural revolution occur?
200
Iron plow, tractors, combines, corn pickers, planters, railroads, and scientific advances.
What inventions have helped farmers, and how? Give two examples.
200
Asian subsistence farmer
What is the most 'typical human'?
200
South Africa and East Asia.
Where are more than half of the world's undernourished people?
300
1 hectare
How big, on an average, are farms in China?
300
Environmental and Cultural.
What two factors contributed to the agricultural revolution?
300
Push and Pull migration factors, for lack of and in hope of better job opportunities.
What factors caused the number of farmers and farms to decline during the twentieth century?
300
Level of development, physical/geographical conditions, and cultural preferences.
What are the three factors that result in a variation of diet around the world?
300
2,800 kcals.
What is the average worldwide consumption of kcals?
400
2%
What is the percentage of farmers in North America?
400
Southwest Asia, East Asia, Sub-Saharan Africa, and Latin America.
Name the four crop hearths.
400
GPS
Name an electronic device used by farmers on large farms.
400
Wheat.
What is the principal cereal grain consumed in the developed regions of Europe and North America?
400
Scarce food means more expensive food which means less people get the nutrients they need.
What does scarce food mean for diet in developing countries?
500
50%
Approximately what percent of the people in less developed countries are farmers?
500
Central Asia; the diffusion of the Indo-European language.
Where was the horse said to be domesticated, and what is its diffusion associated with?
500
161 hectares
How large are farms, on an average, in the United States?
500
Cereal grain.
What provides the largest amount of protein in developing countries?
500
870 million people.
How many people worldwide does the UN estimate are undernourished?
0.005% or a quarter million people.
What percent of the world population currently survive by hunting and gathering?




Chapter 10, Key Issues 1 and 2

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