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Animal Science A
Animal Science Final
| Question | Answer |
|---|---|
| define animal science | study of domesticated animals |
| first domesticated animal was _______ | sheep |
| last domesticated animal was______ | horse |
| animal science principles (8) | breeding -- heredity nutrition -- nutrients and body's use physiology -- physical and chem processes animal health -- diseas ethology -- biology of animal behavior meat science biotech -- adaptation of biology via technology (insulin) dairy science |
| whats is worlds farm popuation | 4.5 billion |
| contributions animals made to humanity (7) | food clothing draft animals entertainment biomedical research companionship by products |
| what is a nutrient | chemical substance providing nourishment for the body |
| which animal is currently responsible for producing the most meat in the world | pork |
| _____ will take over the most meat production in the world by 2020. Why? | poultry - tech - genetics - management |
| ___ produces the second most milk production in the world | buffalo |
| non food animal contributions (5) | drafting weed control fiber/hide conservation ecological |
| what animal product is renewable | wool -- its sheared every year |
| __ produces wool | sheep |
| ____ produces mohair/cashmere | goats |
| what species produces Huacaya and Suri fleece | alpacas |
| draft animal uses (3) | packing pushing pulling |
| five categories of stresses | climatic -- weather internal -- gains entrance to body geographical -- location - altitude and terrain nutritional -- lack of nutrition social - other animals, humans |
| three factors causing climatic stress | weather temp sunburn wind solar radiation |
| what causes nutritional stress | drought and lack of forage |
| two causes of internal stresses | pathogens toxins |
| two reasons for geographical stress | terrain altitude |
| two situations of social stress | human interaction other animals (dominance) |
| three ways animals adapt | morphological/anatomical - color, horns physiological - internal changes behavioral - finding food, protecting itself |
| four climates | tropical - humid and rainy desert - dry and hot cold - stress and lack of food temperate - most productive |
| what climate is most productive agriculturally | temperate |
| three levesl of ag development and countries | developed - usa subsistance - china primitive - africa |
| six nutrients | water lipids proteins carbs vitamins minerals |
| two types of feedstuffs | concentrate - grain forage - hay |
| six stages of production | maintenance growth finishing production reproduction work (draft) |
| three reproductive techniques | embryo transference AI envitroo |
Created by:
ahollins0002
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