CSC 302 TEST BANK ALL QUESTIONS AND CORRECT ANSWERS AND RATIONALES|ALREADY GRADED A+|

SCSC 302 TEST BANK ALL QUESTIONS AND CORRECT ANSWERS AND RATIONALES|ALREADY GRADED A+| Certain future challenges for the turf grass industry include ALL except -CORRECT ANSWER- biofuels Which of the major warm season grasses are listed as "state noxious" weed in Texas - CORRECT ANSWER- none Sod sales are most impacted by -CORRECT ANSWER- residential home construction In double fertilization, the fertilized egg develops into the embryo... -CORRECT ANSWER- false Plant age, photoperiod, temp & management are all factors that influence rhizome and stolon growth. -CORRECT ANSWER- false Which of the following utilizes the most acreage of turf grass? -CORRECT ANSWERsingle family households Grass leaf margins, collars, ligules and sheaths can be hairy. -CORRECT ANSWERtrue Turf grasses increase -CORRECT ANSWER- home values Turf grasses reduce all of the following except -CORRECT ANSWER- insects Which state produces the highest acreage of sod? -CORRECT ANSWER- FL The grass embryo contains leaves and roots. -CORRECT ANSWER- true What are the advantages of artificial turf? -CORRECT ANSWER- low maintenance A sprig is a stem with at least one node or crown and any attached roots or leaves. - CORRECT ANSWER- true What industry has the highest economic impact on turf grasses? -CORRECT ANSWERgolf courses Turf grass acreage in the US is higher than -CORRECT ANSWER- cotton Which of the major warm season turf grasses are "invasive" -CORRECT ANSWER- all of the above Below ground secondary lateral stems are called stomata -CORRECT ANSWER- false Buffalo grass has an intermediate growth form -CORRECT ANSWER- false Sod sales have historically decreased during recessions -CORRECT ANSWER- false Turf grass utilization intersects with all of the following except -CORRECT ANSWERpolitics Turf grass farms have ______ but farm acres _____ -CORRECT ANSWER- decrease, increase How many million acres of turf are in the us? -CORRECT ANSWER- 50 million An irreversible increase in size is called swelling -CORRECT ANSWER- false Lower mowing heights induce tillering in turfgrass -CORRECT ANSWER- true Growth is a change in form -CORRECT ANSWER- false All turf grasses produce stolons and/or rhizomes -CORRECT ANSWER- false Turf grasses increase -CORRECT ANSWER- home values The most heat tolerant of the following is -CORRECT ANSWER- zoysiagrass Which of the following utilizes the most acreage of turfgrass -CORRECT ANSWERsingle family households The most common hybrid bermudagrass found on sportsfields and fairways -CORRECT ANSWER- tifway 3 to 5 tons of grass clippings are produced per acre per year from St. Augustine - CORRECT ANSWER- false All of the following are advantages of st Augustine except -CORRECT ANSWER- high cold tolerance Bent grass can be a weed -CORRECT ANSWER- true Hybrid bermudagrass is available via inexpensive seed -CORRECT ANSWER- false Performance traits across "FAST" growing turfgrasses include -CORRECT ANSWERdecreased turf production costs increased thatch problems increased mowing requirements According to the most recent NTEP trials in college station, the bermudagrass with... - CORRECT ANSWER- OKC 1163 A low maintenance turfgrass that is not used for high quality lawns because of its lack of density -CORRECT ANSWER- bahiagrass Buffalograss has the highest drought tolerance of any turfgrass -CORRECT ANSWERfalse Bermudagrass has: -CORRECT ANSWER- both stolons and rhizomes Ryegrass is considered drought tolerant -CORRECT ANSWER- false what is the most shade tolerant warm season turfgrass? -CORRECT ANSWER- st augustine the grass embryo contains leaves and roots -CORRECT ANSWER- true centipedegrass was introduced to the US from canada -CORRECT ANSWER- false cool season turf grasses are considered C3 -CORRECT ANSWER- true Match each category of important traits with specific responses seen in turfgrasses - CORRECT ANSWER- growth characteristic- bunch, intermediate, sod uniformity- mowing cut cleanliness density- shoot number v internode length color- disease nutrient status wear tolerance- tensile strength biotic stress tolerance- pests abiotic stress tolerance- drought seed/sod production- commercial viability match each drought survival strategy with the response in turfgrasses -CORRECT ANSWER- drought avoidance- deeper roots drought escape- vegetative death drought tolerance- osmotic adjustment annual precipitation increases from -CORRECT ANSWER- west to east which native turfgrass has the highest drought tolerance -CORRECT ANSWER- curly mesquite which of the following grasses is the most likely to present mowing difficulties? - CORRECT ANSWER- zoysiagrass which of the following is not a warm arid adapted turfgrass -CORRECT ANSWERbentgrass ryegrass is both cold and wear tolerant -CORRECT ANSWER- true st Augustinegrass requires a minimum of 40 inches of precipitation annually - CORRECT ANSWER- false which service industry had the second largest economic impact on turfgrass in 2007? - CORRECT ANSWER- lawn services match each of the turfgrasses with its geographic origin -CORRECT ANSWERbermudagrass- south Africa zoysiagrass- asia bahiagrass- south America kikuyugrass- east Africa tall fescue- Europe perennial ryegrass- Europe, asia, north America centipedegrass- china carpetgrass- north america which of the following cannot normally be successfully established from seed - CORRECT ANSWER- st augustinegrass according to the most recent NTEP trials in college station, the bermudagrass with the highest... -CORRECT ANSWER- DT-1 bermudagrass can be weedy -CORRECT ANSWER- true S.A.D. is a fungus -CORRECT ANSWER- false cool season turfgrasses -CORRECT ANSWER- tall fescue thickspike wheatgrass KY bluegrass creeping bentgrass annual ryegrass annual bluegrass sand, silt, loam and clay are the primary classes of soil particles -CORRECT ANSWERfalse living microbial organisms typically comprise _____% of soil volume... -CORRECT ANSWER- <1, oxygen grasses deal with drought in a number of ways, including all of the following except - CORRECT ANSWER- drought adaptation the optimum pH range for turfgrass -CORRECT ANSWER- 6-7 native turfgrass species -CORRECT ANSWER- curly mesquite buffalograss blue grama inland saltgrass warm season turfgrasses -CORRECT ANSWER- kikuyugrass centipedegrass bermudagrass blue grama st augustine soil phases include all of the following except -CORRECT ANSWER- fluid soil compaction decreases infiltration, erosion and percolation -CORRECT ANSWERfalse turfgrasses with stolons -CORRECT ANSWER- st Augustine Bahia buffalo Bermuda kikuyu centipede carpet zoysia inland saltgrass soil particles sized from largest to smallest are ordered as: -CORRECT ANSWERsand, silt, clay sand particle shape has no impact on soils -CORRECT ANSWER- false C4 turfgrasses are favored over C3 in conditions of high temp and increasing atmospheric CO2 -CORRECT ANSWER- false turfgrasses and their most accurate descriptions -CORRECT ANSWER- buffalograssnative, stoloniferous blue grama- native, bunch inland saltgrass- native, stolon/rhizome centipedegrass- nonnative, stolon ryegrass- nonnative, bunch zoysiagrass- nonnative, stolon/rhizome high salt (Na) accumulation alters soil pH in a manner that decreases plant nutrients - CORRECT ANSWER- nitrogen calcium magnesium iron sand shapes include all of the following except -CORRECT ANSWER- flattened one pound of soil may contain _____ of microorganisms -CORRECT ANSWER- billions the ideal soil pore space balance is -CORRECT ANSWER- 50% air 50% water irrigation frequency and depth should be increased as much as possible post planting of turfgrasses -CORRECT ANSWER- false which fumigation method is the most effective but also the most harmful to the environment -CORRECT ANSWER- methyl bromide the smaller the seed, the higher the seeding rate -CORRECT ANSWER- false you want to plant perennial ryegrass in the fall to cover some bare areas of your lawn - CORRECT ANSWER- seed establishment of st Augustine in Houston, TX -CORRECT ANSWER- sodding which type of sterilization do you cover the soil with clear plastic for 6 weeks? - CORRECT ANSWER- solarization you need to vegetate a large slope that you cant walk on using common bermudagrass -CORRECT ANSWER- hydroseed a "pest" solarization will not kill -CORRECT ANSWER- bermudagrass salted, saline soils contain excessive sodium -CORRECT ANSWER- false what type of lawn instillation most reduces erosion immediately -CORRECT ANSWERsodding OR sod you have a sand modified rootzone and you want to plant tifway bermudagrass - CORRECT ANSWER- washed sod according to USGA standards, how many inches of rootzone mix should the turf lay upon? -CORRECT ANSWER- 12 OR 12 inches you have a native clay soil and you want a st augustinegrass lawn -CORRECT ANSWER- regular sod for effective establishment, which of the following should be covered lightly with soil just after planting -CORRECT ANSWER- sprigs (broadcast) seed (raw/broadcast) which of the following is not a reason why we overseed -CORRECT ANSWER- to reduce pests cool season turfgrasses typically used for overseeding in the southern US incluse all except -CORRECT ANSWER- tall fescue how many weeks before the desired transition date should tranXit be applied to remove perennial ryegrass? -CORRECT ANSWER- 3 to 4 seeding rates are higher for overseeding home lawns than golf courses -CORRECT ANSWER- false which of the following has the most rapid rate of establishment after overseeding - CORRECT ANSWER- perennial ryegrass close mowing aids transition -CORRECT ANSWER- true a soil consisting of 50% each of sand silt and clay classified as -CORRECT ANSWERother when overseeding in the fall, soil temp needs to be above 85 -CORRECT ANSWERfalse using the LABEL below... -CORRECT ANSWER- 144 organic matter increases soil density -CORRECT ANSWER- false optimum overseeding dates become increasingly later in the year moving north in location -CORRECT ANSWER- false benefit of overseeding -CORRECT ANSWER- increased masking of weeds overseeding is recommended for st augustinegrass -CORRECT ANSWER- false clay soils require the highest amount of irrigation to achieve saturation at a depth of 12 inches -CORRECT ANSWER- true turfgrass drought symptoms include leaves turning dull white in color -CORRECT ANSWER- false the ___ the mowing height, the ___ the seeding rate -CORRECT ANSWER- lower, higher water audits may only be done by EPA officials -CORRECT ANSWER- false which of the following is not a major component of an inground turf irrigation system - CORRECT ANSWER- weather station