Certified crop advisor Agronomy Practice Exam Q&A solved

Certified crop advisor Agronomy Practice Exam Q&A solved The standard test weight per bushel for soybean is: - CORRECT ANSWER-60 pounds Which of the following Kansas crops is used as grain for human food or livestock feed, plus it is commonly used to produce oil, high fructose sweetener, biofuel (ethanol), silage, and industrial products such as biodegradable trash bags and packing peanuts? a. alfalfa b. corn c. wheat d. sunflower e. soybean - CORRECT ANSWER-b. corn Prussic acid poisoning is a potential problem for livestock grazing which of the following forage crops? a. alfalfa b. winter wheat c. tall fescue d. sorghum stalks e. native range (prairie) - CORRECT ANSWER-d. sorghum stalks A harvest concern with regard to moldy corn seed is the potential presence of toxic levels of: - CORRECT ANSWER-aflatoxin The practice of no-till planting grain sorghum into the stubble of a wheat crop immediately after wheat harvest in late June is called: - CORRECT ANSWER-double cropping Because both oilseed and confectionary sunflowers grown in Kansas do not produce additional leaves after they begin flowering, their growth habit is called: - CORRECT ANSWER-determinate The top two crops in $ value in the US and Kansas are: - CORRECT ANSWER-corn and soybeans in the US; corn and wheat in Kansas Broadcast application of dry urea fertilizer to an established field of tall fescue in early March is called: - CORRECT ANSWER-topdressing Most of the stored food energy used for germination in a corn seed is located in the: - CORRECT ANSWER-endosperm European corn borers cause damage to corn by: - CORRECT ANSWER-feeding in the stalks during the larval stage If a farmer in Central Kansas planted both a Maturity Group 3 and a Maturity Group 4 variety on the same date, which of the following crops did he plant, and what will be the most likely result? a. The crop is corn and the Group 3 variety would start flowering first. b. The crop is soybean and the Group 3 variety would start flowering first. c. The crop is corn and the Group 4 variety would start flowering first. d. The crop is soybean and the Group 4 variety would start flowering first. e. The crop is soybean and they would both flower at the same time. - CORRECT ANSWER-b. The crop is soybean and the Group 3 variety would start flowering first. The phrase "dusting it in" when used in wheat production refers to: - CORRECT ANSWER-planting the seed shallow into a dry soil surface hoping for a rain so it can germinate later Cattle grazing older, established tall fescue pastures results in poor weight gains, poor body condition, fever, lameness, and in some cases a loss of hooves and tail tips. The likely cause is: - CORRECT ANSWER-fescue toxicosis from an alkaloid produced by an endophyte fungus living within plants Presence of high amounts of which of the following substances is the primary concern related to the quality of ground water used for irrigation: a. E. coli bacteria b. salts c. pesticide residues d. nitrates e. phosphates - CORRECT ANSWER-b. salts Sprinkler irrigation systems have an advantage over furrow irrigation systems for all of the following except: a. more uniform application of water with sprinkler b. less energy required to pump and distribute water with sprinkler c. lower labor costs with sprinkler d. less land leveling needed with sprinkler e. less leaching losses with sprinkler - CORRECT ANSWER-b. less energy required to pump and distribute water with sprinkler Which of the following conditions would not likely be result of using a no-till system that leaves crop residue on the soil surface versus incorporating the residue with tillage? a. more water infiltration b. less soil moisture lost by evaporatio