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Intro to Animal Scie
Chapter 1: Intro to Animal Science
| Question | Answer |
|---|---|
| The branch that deals with domestic animals is called _________? | Animal Science |
| To produce a more stable food supply from the land, humans developed __________? | Agriculture |
| The most important us for animals for humans is food. Name the 5 other uses. | 1. Religion 2. Companionship 3. Sports 4. Recreation 5. Manufacturing |
| DNA sequencing suggest that the dog may have been domesticated 135,000 years ago, but archeological evidence suggest that the dog was domesticated ____________ years ago. | 14,000 years ago (12,000) BC |
| When were sheep domesticated? | 8000 BC |
| When were goats, pig, and cattle domesticated? | 6500 BC |
| When were chickens domesticated? | 6000 BC |
| When were llamas domesticated? | 5500 BC |
| When were donkeys domesticated? | 4000 BC |
| When were horses domesticated? | 3500 BC |
| When were reindeer domesticated? | 3000 BC |
| Who were the first group to domesticate animals? | Hunter-gatherers |
| List 8 animal science specialties. | 1. Animal Genetics 2. Animal Physiology 3. Nutrition 4. Biotechnology 5. Meat science 6. Dairy product science 7. Ethology 8. Animal Health |
| How many large farm animals are distributed throughout the world? | 4.5 billion |
| How much poultry is distributed throughout the world? | 19.8 billion |
| What is the percentage of large farm animals found in developing countries? | Greater than 2/3 |
| How much of the worlds meat, milk, and wool come from large farm animals is developing countries? What are some reasons? | 1/3 Lack of technology, different objectives of production, disease challenges, and environmental stresses. |
| List 6 food contributions of animals to humans | 1. Meat 2. Blood 3. Fat 4. Edible slaughter by-products 5. Milk 6. Eggs |
| List 7 body covering contributions of animals to humans | 1. Pelts 2. Feathers 3. Fur 4. Hair 5. Hides 6. Leather 7. Wool |
| List 2 work contributions of animals to humans | 1. Draft and other labor 2. Transportation |
| List 4 body waste contributions of animals to humans | 1. Fuel 2. Fertilizers 3. Construction material 4. Animal feed |
| List 6 other uses for animals | 1. Income 2. Recreation 3. Storage of capital 4. Prestige 5. Religion/ cultural needs 6. Companionship |
| Humans eat plants and animals, meaning humans are __________? | Omnivores |
| Plants supply ___% of the total food energy consumed by the world. | 82.8% |
| Animal product supply __% of the total food energy consumed by the world. | 17.2% |
| Animals supply __% of the world's protein. | 38.5% |
| Meat supplies __% of the world's protein. | 49.5% |
| Milk provides __% of the world's protein. | 25.8% |
| Fish supplies __% of the world's protein. | 16% |
| Eggs supply __% of the world's protein. | 8.7% |
| Meat, eggs, and dairy products are dense in? | Nutrients |
| __% of the calories in the average diet in North America is from animal products compared to __% for the average African? | 27% 7.4% |
| Draft animals are important in what three countries? | Asian, African, and Latin American |
| What amount of feed in the U.S is inedible for humans? | 2/3 |
| List 6 feeds in U.S. livestock that is not suitable for human consumption. | 1. Hay 2. Coarse forages 3. Damaged foods 4. By products 5. Garbage 6. Pasture |
| The world's population is expected to reach 9 billion by what year? | 2050 |
Created by:
Alexius1
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