AZ FFA NURSERY LANDSCAPE CDE Questions With Correct Answers 2023.

AZ FFA NURSERY LANDSCAPE CDE Which of these is a safety feature on a chainsaw? - chain brake An orange triangle displayed on the back of equipment that is moved short distances along public roads is referred to as a(n) _____ sign. - slow-moving vehicle Which of these statements is true? - Landscapers generally purchase their plants from wholesalers. What is the ANLA? - American Nursery and Landscape Association Which of these can be a plant disease vector? - all of these Most landscape irrigation systems are installed using _____ pipe. - PVC The majority of a plant's stomata are located on the: - leaves A plant in the window, growing toward the sunlight, is an example of: - phototropism The major function of the root hairs is to: - absorb water and minerals Which are signal words used on pesticide labels? - Caution, Warning, Danger Most deciduous shade trees and non-flowering shrubs are best pruned during: - late winter and early spring A common cause of tall, spindly growth of container-grown nursery stock is: - over crowding A low LD50 rating of a pesticide means that the pesticide is: - highly hazardous to humans Which of these are relatively new landscape features designed to prevent rapid water runoff from landscapes? - Retention and detention ponds and rain gardens When sodding a lawn: - the sod strips should be placed tight against the adjoining sod. Which is the recommended method of aerating turf? - core aerators The _____ on hydrangeas can be changed by adjusting the pH of the soil. - flower color Soil pH refers to the _____ of a soil. - acidity or alkalinity Silvery trails on and around plants are a sign of: - slugs Which of these insects is the smallest? - aphids AZ FFA NURSERY LANDSCAPE CDE Landscape night lighting provides: - all of these Many insects, such as whiteflies, are attracted to _____, which is the color often used in sticky traps. - yellow Landscape plantings near the base of a residence are known as _____ plantings. - foundation What is callus in horticulture? - Callus is a plant tissue that forms around the base of a cutting during the rooting process. Small, corky pores along the stem that allow for gas exchange between the atmosphere and plant cells are: - lenticels Which of the following is NOT an example of a hardscape item? - foundation plantings If a fertilizer contains 17% potash, 15% nitrogen, and 16% phosphorus, what analysis should be written on the bag? - 15-16-17 Evergreen trees planted in the path of the prevailing wind can reduce _____ in the winter. - wind chill A new hydrangea has a note on the tag that read, "Reproduction of this plant is prohibited without license." That means it is probably: - patented Which of these is a landscape drawing tool used to draw long, strait, vertical, and horizontal lines? - T-Square Which term is NOT a horticultural term meaning a place where plants are grown? - Colloquium In plant nomenclature, the word "rubra" appearing in a scientific name means: - red Why is it recommended to place crushed stone behind retaining walls before back filling? - to assist in water drainage Before digging, homeowners and landscapers should call a designated number, usually an 800 number, and get advice to: - all of these Asexual propagation is the only reliable propagation method for most plants that are: - hybrids A pH range that includes the desired pH for most landscape plants is: - 5.5 to 7.0 Which of the following is a function of mulch? - conserves moisture