World of Turf Exam 3 Practice

These questions are part of the practice quiz. Start practicing

• Cultivation can lead to which of the following outcomes related to thatch?
• How can shading from trees or buildings influence turf species selection and maintenance requirements?
• Explain how poor soil drainage affects turf health and name two practices to improve drainage.
• Syringing helps restore soil moisture lost to evapotranspiration.
• What is a key benefit of monthly slow-release nitrogen applications in lawn care?
• What is a typical annual nitrogen rate for cool-season turfgrass per 1,000 square feet, based on soil testing and guidelines?
• In integrated pest management (IPM), what are the four steps commonly used for diagnosing turf pest problems?
• What is the primary benefit of using slow-release nitrogen fertilizer in lawn management?
• Differentiate between preemergence and postemergence herbicides and give one example of each used in turf.
• Which statement about mulching mowers is true?
• What is a potential drawback of using endophyte-infected grasses?
• Installing a designated meter for irrigation water reduces irrigation costs.
• What describes the role of irrigation in managing necrotic ring spot?
• Who owns Trugreen Chemlawn?
• How does uniform irrigation affect turf health?
• The dimensions for mens and womens lacrosse fields are dramatically different from each other.
• Which mowing height is the lowest among typical turf areas?
• Topdressing soil texture for lawns should be slightly coarser than the surface soil.
• What is the correct term for the area in which the ball is placed prior to the first stroke on each hole?
• Which sport has the greatest potential to create worn, hallowed-out areas of bare soil on the field?
• Increasing mowing heights generally increases water-use rates.
• What soil physical property most directly indicates compaction and how is it measured?
• Are there questions you are not permitted to ask a licensed pesticide application company according to the Michigan Department of Agriculture?
• A 10,000 sq ft lawn requires 4 lb N per 1,000 sq ft per year. If you apply 34-0-0 urea fertilizer containing 46% N, how many pounds of product are needed to reach the annual N rate?
• In Michigan, irrigation work for hire must be performed by a Certified Irrigation Specialist.
• A dense turf does what to water infiltration?
• What constitutes the root zone depth for optimal establishment of cool-season grasses, and how does root depth relate to drought tolerance?
• In Michigan, being certified and being licensed to apply pesticides is the same thing.
• What practice helps avoid weed contamination when using compost-based topdressing?
• Chemlawn was a chain company with company-owned locations rather than franchises.
• How is lime requirement determined in turf management, and what is the primary effect of liming on soil chemistry?
• The statement 'Soil organic matter content cannot be effectively increased without amending the soil' is true.
• What is a typical mowing height range for cool-season turfgrasses on home lawns during the peak growing season, and how does mowing height influence turf density and health?
• The turfgrass ecosystem supports a diverse community of nonpest invertebrates that includes which of the following?
• Necrotic ring spot management is typically addressed using what type of strategies?
• Which of the following is part of MSU's necrotic ring spot management regime?
• Which Kentucky bluegrass cultivar Marion is most closely associated with starting the sod industry?
• Summer is typically the season of greatest root growth of turfgrasses.
• In northern U.S. home lawns, which grass type was commonly used prior to 1960?
• Core aerification with hollow tines is the best cultivation for existing turf.
• Why is high irrigation uniformity important?
• Which of the following lists correctly names three cool-season turfgrass species and one warm-season species commonly used for athletic fields in temperate climates?
• Maintenance descriptions of artificial fields indicate they are virtually maintenance free.
• Compare core aeration and spike aeration, including their effects on soil compaction and thatch.
• Most of the players in a game of organized baseball are positioned on non-turfed surfaces.
• An average quality lawn captures how many times the carbon output of a typical gasoline-powered mower?
• Which statement best describes the purpose of rotating pesticide modes of action in turf IPM and a basic guideline?
• How can you visually distinguish crabgrass infestation from drought stress on a turf lawn in midsummer?
• How can a mulching mower affect thatch buildup if clippings accumulate?
• On high-sand rootzones, sand topdressing creates an increasingly favorable habitat for microbe activity.
• A 50 ft by 50 ft lawn area produces enough oxygen to support a family of how many for one year?
• Which turf zone is typically mowed at the highest height?
• How often should a home lawn soil test be performed to guide management, and why?
• Name three common turfgrass insects and one sign of damage for each.
• For lawns, removing cultivation cores is not typically necessary.
• Chemlawn's business model in that era consisted of company-owned locations rather than franchises.
• How can turf nematodes impact root health, and what diagnostic method confirms nematode presence?
• What disease first limited the use of Kentucky bluegrass?
• Which disease was historically associated with Fusarium patch?
• Which sequence correctly lists zones from lowest to highest mowing height?
• A golf cup has an inside diameter of approximately __ inches.
• Which statement best describes the approach to necrotic ring spot management in turfgrass?
• What is USGA playability standard and how does it influence mowing height and ball roll on sports turf?
• Pre-1960 turf in the northern United States commonly included which species?
• What is the common name for the second set of nine holes on an 18-hole course?
• For effective distribution uniformity, irrigation heads should be positioned so that there is no less than ___ overlap.
• What term describes the area at the start of play on a hole where players position the ball?
• Which nitrogen source is most likely to cause a rapid green-up followed by a growth flush and carry a higher leaching risk?
• By the late 1980s, Chemlawn held about 30% of the lawn-care market.
• What does irrigation uniformity measure?
• Overseeding in cool-season turf fields is typically performed in which season to improve density?
• What term does the instructor use for tees closest to the green?
• Light and frequent watering generally reduced turf disease activity.
• What is topdressing?
• Prior to 1960, what species comprised most home lawns in the northern part of the United States?
• Topdressing sand on high-sand rootzones has no effect on microbial activity.
• Which of the following is a sign of drought stress when footprints remain after walking on turf?
• Chinch bugs are commonly associated with which turfgrass symptom?
• Deep and infrequent watering generally favors deeper rooting of turfgrasses.
• Explain the concept of a nutrient budget for a turf stand and how you would determine annual nitrogen rate using soil test results and fertility guidelines.
• Which sequence best describes a typical annual cycle for aeration, topdressing, and overseeding in cool-season turf in temperate climates?
• What is the optimal soil pH range for most cool-season turfgrasses, and which nutrients are affected when pH moves outside this range?
• Which statement about endophyte-infected grasses is true regarding pest interactions?
• Which non-chemical management practice is recommended for take-all root rot on bermudagrass or zoysia?
• After a heavy rainfall, what steps should be taken to prevent disease and reduce soil compaction in turf?
• What is the role of a backflow preventer in an irrigation system?
• Using paclobutrazol as a PGR leads to which outcome?
• Which practice most directly improves soil aeration and drainage in compacted turf soils?
• Melting out is a disease that affects which grass?
• Syringing helps restore soil moisture lost to evapotranspiration.
• What feature(s) is truly unique about the Texas Rangers' playing field compared with other ballparks in the warm-season zone?
• Define fertigation and explain two benefits in turf management.
• What are plant growth regulators in turf management?
• Which of the following describes the second lowest mowing height among typical turf areas on a golf course?
• Which of the following is NOT a visual sign of drought stress in turf?
• In shaded turf areas, which grasses are more likely to be favored?
• Which disease is a major threat to sunny turf sites and can be severe despite proper care?
• For lawns, the texture of soil used as topdressing material should be slightly coarser than the soil of the surface to which the material is being applied.
• The Michigan Department of Agriculture certifies pesticide applicators.
• More on-field promotions typically occur at the minor league level than in the big leagues.
• With properly selected cultivars and timely mowing, fertilization, and irrigation, which disease still has the potential to decimate a lawn on a site that receives ample sunlight?
• In high-sand rootzones, the higher the organic matter content the better.
• The Plant Available Moisture Pool is increased by irrigation.
• In turf IPM, what is the purpose of economic thresholds, and how are they used to guide management decisions?
• Describe common symptoms and management of dollar spot disease in cool-season turf and mention a preventive strategy.
• Besides a penetrometer, which device is commonly used to assess soil compaction by extracting soil cores?
• The current generation of artificial fields are not designed to facilitate internal drainage.
• What is sward density and why is it important for wear tolerance and recovery after injury?
• Which statement about a tee box is true?
• Name three common parts of a lawn irrigation system and their primary function.
• Aeration is a maintenance practice used to relieve soil compaction. In which seasons is it typically performed for cool-season lawns?
• Why do deeper roots improve drought tolerance?
• What is the primary function of thatch in turfgrass, and at approximately what depth does water infiltration and gas exchange begin to be restricted?
• Why is timely application of postemergent herbicides critical for broadleaf weed control in turf, and what factor determines effectiveness?
• By the late 1980s, which company controlled 30% of the lawn-care treatment market?
• Among the national lawn care companies discussed, which is described as the latest on the scene?
• When is the best time to apply a preemergent herbicide for crabgrass in cool-season areas, and what environmental condition is essential for activation?
• According to the Rules of Golf, which of the following are considered to be hazards?
• What is the effect of very low mowing heights on turf?
• What is the proper title of the person in charge of golf course maintenance?
• What leaf color and pattern would indicate a potassium deficiency in cool-season grasses?
• Differentiate between quick-release and slow-release nitrogen sources and provide a scenario for each in a turf program.
• Cultivation typically results in which of the following?
• Which fertilizer strategy is suggested for lawns affected by necrotic ring spot?
• What is the approximate thatch depth at which infiltration and gas exchange begin to be restricted?
• Which amendment is recommended to improve structure and porosity in clay soils?
• Drought stress is indicated by which signs?
• Putting greens mowed daily at a height of 0.15 inch can possess up to how many shoots per square inch?
• The statement 'Nature Lawn of America does not use pesticides' is true or false?
• Dethatching is done much more now than in the past.
• The minimum overlap recommended to achieve effective distribution uniformity is 80%.
• Changes in the color of lawns can be a __ indicator of the changing of the seasons.
• How does a clayey soil texture influence drainage and aeration compared to sandy soils, and what amendment helps improve structure?
• The owner of Trugreen Chemlawn is Servicemaster.
• What is the approximate inside diameter of a golf cup?
• Soil organic matter content cannot be effectively increased without amending the soil.
• Where is the world's largest golf-course complex located?
• In plants, respiration can be thought of to be the opposite of which reaction?
• Which pair correctly matches a common warm-season turf disease with a non-chemical management tactic?
• Generally speaking, which type of cultivation is best for existing turf?
• The dimensions for mens and womens soccer fields are dramatically different.
• Which disease is commonly known as melting out?
• Does the number of customers that hire national lawn care companies continue to increase?
• What is the purpose of ET-based irrigation scheduling, and what is a practical field method to estimate daily evapotranspiration?
• A well maintained lawn __ property value.
• Regarding necrotic ring spot, increasing the total annual nitrogen fertilizer is recommended as part of an integrated disease management strategy.
• The turfgrass ecosystem supports a diverse community of nonpest invertebrates that includes which of the following groups?
• What is the minimum diameter of a golf ball in inches?
• A lawn that is well maintained will generally increase the amount of dirt that is tracked into structures.
• What is the benefit of using compost-based topdressing compared to sand-only topdressing in turf renovation?
• What materials are commonly used for topdressing on turf and what properties matter for seed germination?
• For seed germination, which property of topdressing material is most important?
• What are common visual symptoms of iron chlorosis in alkaline soils, and what management option is most direct?
• In forming lime recommendations, which soil parameter is essential to determine how much lime to apply?
• A dense turf density effect on water infiltration? Which is true?
• Example of a PGR and its purpose.
• Nature Lawn of America uses pesticides.
• Which statement best describes on-field promotions in baseball?
• Are the dimensions for men's and women's soccer fields dramatically different?
• Dollar spot can occur on all turfgrass species.
• What is a primary nutrient-related benefit of using a mulching mower?
• In plants, respiration can be thought of as the opposite of which process?
• Which statement about oxygen production is supported by the information?
• Which term describes combining cultural practices with other control methods for turf disease management?
• What term is commonly used for the fringe near the green?
• The tee box term historically referred to what?
• A turf disease is most likely to become lethal to plants when which occurs?
• Evaluate the following statement: In high-sand rootzones used on golf greens and high-performance sports fields, higher organic matter content is better.
• Sward density is best described as what?
• True/False: Summer is the season of greatest root growth of turfgrasses.
• In Michigan, irrigation system backflow preventers must be installed by a licensed plumber.
• Are the dimensions for men's and women's lacrosse fields dramatically different?
• Which sign would you associate with grub feeding on turf roots?
• Which statement reflects a consideration when using endophyte-infected grasses?
• Aerification with solid tines is an antiquated practice.
• What is the most predominant infill material found in artificial turf?
• Which country is home to the Mission Hills Golf Club, the world's largest golf-course complex?
• In IPM, when selecting a management tactic, which criterion should be prioritized?
• Which term best describes the approach that uses a combination of cultural practices to manage necrotic ring spot?
• Over time, the organic matter content of turf soils is gradually depleted.
• Pythium blight can decimate a sunny site even with good management.
• What Kentucky bluegrass cultivar was primarily responsible for starting the sod industry?
• What major information does a standard soil test report provide for turf management, and how would you use it to adjust lime or fertilizer applications?
• The term 'hole' is typically reserved to the opening in the cup placed in the putting green.
• Are current-generation artificial fields designed to facilitate internal drainage?
• The second nine holes of an 18-hole golf course is most often referred to as the Back nine.
• Chemlawn was a chain company, i.e., company owned locations rather than franchises.
• As long as they are stable, moveable soccer goals are far superior to fixed goals in maintaining high quality turf.
• Turf deadens sound.
• Metabolic reactions in turfgrasses are unique within the Plant Kingdom.