Landscaping Questions & Answers correct

Landscaping Questions & Answers correct PVC pipe for irrigation is joined by connectors/couplings that are ____ to the pipe. glued Similar to the textural appearance of plants, ____ can be used to create spatial illusions in a perennial garden. color To preserve the germination ability of most seeds, store them in a: cool, dry environment ____ drawings show an object as seen by the eyes at eye-level. Perspective Fireblight is a disease that most often affects susceptible plants: during periods of rapid, succulent growth The soil pH level primarily controls: availability of essential plant nutrients Three types of ground patterns used in landscape design are ____. curved-line, arc-and-tangent, straight-line Training plants into three-dimensional ornamental forms, such as animals, is called: topiary Clay soils require: a longer time for absoption of irrigation water than sandy soils. The approximate range of average annual minimum temperature for Plant Hardiness Zone 5 is: -20 to -10 degrees Fertilizer recommendations are often given in pounds of nitrogen per thousand square feet. How many 50 pound bags of 10-10-10 fertilizers should be applied to an area 50 X 100 ft. if the recommendation is for 2 pounds of nitrogen per 1000 sq. ft.? 2 Plants that have been clipped or pruned into two-dimensional forms are: espalier A transplanted tree of shrub should be set into the ground: at the same depth at which it was originally growing Which of the following is true about lady bug beetles? They: eat aphids Plants that use less water and are tolerant of dry landscape sites are called: xerophytes Damping-off is caused by: fungi Which of the following is a disadvantage of using a time clock to control an irrigation system? The plants are watered at set times, whether they need watering or not. Which of the following is a group of terms related to landscape design principles? Focalization, proportion, simplicity The Oak Leaf Nursery advertised a group of trees with a trunk caliper of 3 inches. In the trade, it is assumed that this measurement was taken: 6 inches above ground level One function of stomates is to: give off water vapor A friable soil is one that: is loose and of good structure and texture Plants usually do not grow well in poorly drained soils because: oxygen content is low in poorly drained soils To make the living area of a landscape appear larger, a designer should include plants that feature: cool-colored flowers such as blues, purples, lavenders Which of the following turf areas is mowed to the lowest height? golf green In plants, ____ is the process of converting stored energy into energy for plant growth. respiration A landscape designer uses many ____ in developing the preliminary design for a project. bubble diagrams Fairy ring is caused by: fungi And "x" in the botanical name of a plant means the plant: is a true hybrid And example of an organic material is ____. leaf mold Which of the following is microscopic? nematodes The loss of water in the form of vapor from the surface of plant leaves is referred to as: transpiration The basic underlying priciple of using a mist propagation system is that it: increases humidity around th cutting and reduces transpiration ____ is an example of a parasitic plant. Mistletoe Low-growing landscape plants should: be placed in front of intermediate growing plants Which signal word for pesticide labels indicates the lowest level of toxicity? caution In a landscape design, properly located plants and structures: can reduce heat intensity Which of the following would be most suited for a hot, dry, steep bank in the landscape? creeping juniper A shade loving border plant is: impatiens Soft pencil leads are indicated by the letter ____. B A plant pathologist studies plant: diseases A plant that dies to the ground at the end of each growing season but comes back fromthe same root-stock year after year is most accurately described as a(n): herbaceous perennial Two basic types of pruning are heading-back and thinning-out. Which of the following is true about these pruning methods? Thinning cuts are made close to a main branch or ground and few auxillary buds are left. Lowering the soil grade around a tree removes many of the tree's ____ roots. feeder Water availability, temperature extremes, and ____ should be considered when selecting trees for the landscape. soil type The four life cycle stages of beetles such as the Japanese beetle are: egg, grub, pupae, adult And important step in properly composting landscape refuse is to: thoroughly moisten each layer of material A pencil lead that is soft, prints well, erases easily, and tends to smear easily is ____. B3 A large perennial that provides a general effect of mass and grows in excess of five feet is: pampas grass Lawn sprinkler systems are installed so they provide even coverage. This is accomplished by: spacing th heads so that each sprinkler sprays to the next sprinkler The statement on a bag of fertilizer that lists the percentages of nitrogen, phosphorous, and potassium contained in the fertilizer is called a(n) ____ analysis. fertilizer Callus is a term usually referring to: the first tissure to develop on a cutting just before the roots form A ____ is a woody perennial that has more than one main trunk. shrub Mrs. Thompson loves spring flowering bulbs. Which of the following would you suggest for Mrs. Thompson to plant? Hyacinthus orientalis cv. If a two-cycle engine on a weed trimmer uses a 24:1 fuel ratio, you should mix: 24 parts gasoline to 1 part oil Soil texture refers to: the size of the soil particles In nursery production, a "liner" refers to ____. a rooted cutting or small seedling Which of the following is a deciduous vine? Chinese wisteria When planting ground covers grown in compressed peat containers: make several cuts down the sides of the container before planting What part of a lawn mower prevents dust from entering the carburetor? air cleaner The optimum germination temperature for most bedding plant seeds is: 75 to 85*F Paul had 400 containers of mature Salvia to wholesale to a landscaper. His cost of producing the plants, including labor, was $832. If he adds 30% to the cost of production as his profit, how much will he charge the landscaper per container? $2.70