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1. Chickens are the most numerous birds in the world.

   True False

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2. Egg products are used for:

   Cake mixes Therapeutic vaccines Antibodies All of the above

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3. What led broiler chicken production to expand beyond a seasonal, local market during the 1940s and 1950s?

   Advent of commercial poultry vaccines Mechanical ventilation systems Refrigerated trucking All of the above

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4. Most broiler chickens and turkeys are reared on raised wire flooring.

   True False

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5. Molting refers to:

   Process of making a pelleted diet with heat Process of reproductive rest where hens shed/regrow feathers Process of ventilation with electric or pneumatic fans

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6. The breeding chicken flock has moved to "black-out" housing to:

   Save on electrical costs Take advantage of the photosensitive nature of the bird for sexual maturation Prevent cannibalism

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7. Restricted feeding of broiler breeder birds is done to:

   Prevent obesity Save on feed costs Reduce labor costs

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8. The incubation period of a chicken egg is:

   18 days 21 days 28 days 32 days

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9. A pullet is a:

   Male chicken of reproductive age Means of raising/lowering curtains in a naturally ventilated poultry house An immature hen

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10. Male turkey toms reach 40 pounds when marketed at 18 to 20 weeks of age.

    True False

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11. Poultry manure is routinely applied to fields through:

    Injection Surface application

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12. This type of poultry routinely uses liquid-flush pit and lagoon systems:

    Broiler breeder Duck Turkey

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13. These 2 factors have largely reduced time to market for broiler chickens from 12 weeks (1945) to 7 weeks (2002):

    Feeding and watering systems Nutrition and genetics Ventilation systems and vaccination programs

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14. To prevent the spread of disease, worker should always travel from:

    Housing for younger birds to older bird housing Housing for older birds to younger bird housing

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15. A laying hen reaches peak egg production:

    4 to 6 days after beginning to lay 4 to 6 weeks after beginning to lay 4 to 6 months after beginning to lay

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