Agronomy Test 1 Questions With Verified Answers

Agronomy Test 1 Questions With Verified Answers Agriculture - answerpractice of cultivating land to raise food, livestock feed, fiber or fuel from crops or livestock. Under the supervision of humans Agronomy - answerThe branch of agriculture that deals with the study of principles and practices of crop production. 24 hours without food - answera person will quarrel 48 hours without food - answera person will steal 72 hours without food - answera person will fight 80% of mankinds diet is produced by the seeds of ___________ plant species - answerless than a dozen How much of humans time on earth has been spent as hunter gatherers? - answer99% All plants used for medicinal purposes - answerJoe-Pye Weed Milkweed Lambs Quarter Stinging Nettle Jewelweed Wild Bergamot Blue Flag Water Hemlock First place crops were domesticated - answerThe Fertile Crescent which is now in Iraq The two rivers that are the fertile crescent now - answerTigris and Euphrates Crops that were grown in the fertile crescent - answerWheat, barley, vegetables, dates, figs, olives, and grapes East Asian cultures domesticated what plant? - answerRice Central and South American cultures domesticated which plants - answercorn, beans and squash What has always been the most important crop in the southern United States? - answerCotton What was the first major cash crop for the colonies? - answerTobacco Who introduced cattle, sheep, goats and pigs to North America? - answerColumbus- 1493 What year did the first European settlers land in Jamestown? - answer1607 What year did the Pilgrims land in Plymouth? - answer1620 Who bred the first mules in the US? - answerWashington When was the Louisiana Purchase? - answer1803 Sir John Lawes invented what in 1843 - answerCommercial Fertilizer What state established the first irrigation system? - answerUtah What acts were enacted by congress in 1862? - answerHomestead act, Morrill land grant act What year was the USDA established? - answer1862 When was hybrid corn first produced - answer1881 Disease resistant plants were first developed in what year - answer1910 What was the Soil Conservation Act renamed? - answerNRCS What year was the NRCS established? - answer1941 What is precision agriculture and when was it established? - answer1994- uses satellites and computers to ensure accuracy By what year will the majority of the worlds population be disconnected from the earth? - answer2050 Per the USDA, a farm is defined by what monetary value? - answer$1000 What percentage of farms are classified as small farms by the USDA - answer50% What percentage of farms are classified as large farms by the USDA - answer4% Family farms are usually classified as what type of business - answersole proprietorship What are the 4 main crops grown for profit? - answercorn, soybean, wheat, hay How many people are employed in some phase of agriculture? - answer23 million