NOCTI Horticulture Practice Test

These questions are part of the practice quiz. Start practicing

• The process of ___ involves breaking the seed coat by soaking or scratching the seed to promote germination
• Insects and some other external agent enhances the ___ in sexual plant reproduction
• Blood-borne pathogens are defined as
• Which soil particle is the smallest?
• The process for growing plants in a water and nutrient solution without soil is called?
• Which type of selling encourages the customer to buy additional merchandise related to the original purchase?
• In soil science, the layer beneath the topsoil is commonly called the subsoil, or which horizon?
• The amount of light a plant needs to stimulate flower bud formation is known as
• Most plants die due to ____ ?
• In a soil test report, what does the 'N' value represent?
• In landscape design, what is the function of a plant's bloom time?
• Which root system is commonly found in grasses and many lawn species?
• How do you interpret a soil test report, specifically reading N-P-K values?
• What is the purpose of a respirator fit check?
• Which selling approach involves presenting additional items that complement the original purchase?
• Which horizon is the organic surface layer often referred to as?
• What is the formula to calculate the area of a circle given its radius?
• What term describes propagating plants from seed?
• The term refers to seed development caused by pollen from the same flower or from different flowers on the same plant.
• Which statement about irrigation systems is NOT one of the three main types used in commercial horticulture?
• Identify two common signs of bacterial wilt or fusarium in plants.
• Which option is NOT typically considered a greenhouse climate control component?
• What type of organism causes fire blight ?
• After a consultation with a customer, a __ is used to provide details and costs of goods and services.
• Which set of components makes up the price of a service?
• If the cost of an item is $50 and the markup is 25%, what is the selling price?
• Which are major parts of a plant cell that contribute to growth and structure?
• When finished using hand pruners, which practice is correct?
• What term describes encouraging a customer to buy related merchandise?
• In the binomial naming system, which two taxonomic levels are used in the scientific name?
• Which area of horticulture produces the most jobs in the United States?
• Which plant reproductive structure is typically an above-ground runner?
• You are applying pesticide to a triangular area with a base of 10 feet and a height of 15 feet. What is the area in square feet?
• Which statement about bloom time is true in landscape design?
• Who is responsible for establishing the binomial system of naming plants?
• Which condition best describes the safe use of a floral knife?
• Define carrying capacity in a greenhouse operation.
• Which LD50 value indicates the least toxic substance among the options 10 mg/kg, 100 mg/kg, 250 mg/kg, 600 mg/kg?
• Grafting is a technique where two different plants are united to grow as one. This is an example of which propagation method?
• When closing a telephone order, the final step is to
• What is a soil texture triangle and why is it important in landscape and nursery work?
• Soil porosity is directly related to the ?
• What is the scientific name 'binomial nomenclature' for the carnation
• Which advertisement medium reaches the largest audience in horticulture?
• Plants that are correctly watered are
• Which plant tissue transports sugars throughout the plant?
• Cover crops help conserve which nutrient in the soil?
• Degree-days are used in horticulture to
• An insect pest that damages a plant by sucking plant juices is
• How can you prevent root circling in container plants?
• What information can be found on a Safety Data Sheet (SDS)?
• Which nutrient is primarily involved in energy transfer within plant cells?
• Tissue culture is which type of propagation?
• Which soil condition is most associated with root rot when plants are overwatered?
• How does pH affect nutrient availability in most horticultural soils, and what pH range optimizes availability for most plant species?
• A coworker who continually sends unwelcome calls, emails, and texts to another coworker displays which unethical workplace behavior?
• SDS stands for which of the following?
• A xeriscape aims to reduce reliance on which resource?
• Identify the flowering herbaceous perennial from the choices below
• Which propagation concept is illustrated by layering, such as tip layering and air layering?
• Which plant from the following is a flowering herbaceous perennial?
• In grafting, which statement describes the typical roles of rootstock and scion?
• Which term describes water loss from a plant through the stomata?
• The top soil layer typically ...
• To determine a fertilizer amount for a container using a label rate, which step is correct?
• In a plant environment, which disease can cause a white dusty layer on leaves such as Lilac, Crape Myrtle, chrysanthemums, asters, strawberries, rosemary, and roses?
• What knowledge is considered the most important for successful horticulture salespeople?
• What are two signs of common fungal diseases on leaves and how would you manage them?
• Scarification is used to achieve what effect on seeds?
• Other than wind conditions, what is the most important factor to consider to avoid spray drifting when applying pesticide?
• Which description best defines a scuffle hoe and its typical use in garden work?
• The leaf is attached to the stem on the area known as the Node.
• Which document is not among the listed business documents?
• Which irrigation method is NOT considered one of the three main types used in commercial horticulture?
• Seeded containers should be placed in which area of the propagation structure?
• Which factors influence container size and material when selecting a transplant container?
• What is a primary difference between a standard corded line trimmer and a brushless battery-powered trimmer?
• Which description best defines a weed management plan in nurseries?
• Which statement best describes a set of amendments commonly used to improve drainage in heavy soils?
• Which fertilization method delivers nutrients directly to the root zone and can reduce leaching in containerized plants?
• A plant that lives for more than two years is classified as what growth habit?
• In landscaping, which statement correctly distinguishes hardscape from softscape?
• Injury produced from a single toxic exposure is called _____ toxicity.
• In the botanical name prunus serrulata 'Kwanzan' the portion in single quotes refers to
• How does the area of a circle change when the radius doubles?
• Name three pruning cuts and their purposes.
• Sunscald is most likely to affect which parts of a plant?
• Which fertilizer element is essential for strong stems and roots and also influences flower color?
• What is the role of mycorrhizal fungi in horticulture?
• Photoperiod is defined as the length of day. This aspect primarily influences which plant process?
• Among the following, which is the ornamental biennial?
• When climbing a ladder, which rule is recommended for safety?
• Identify the ornamental biennial from the choices below
• Which arrangement lists the three layers of a normal soil profile?
• Which soil layer is most fertile and supports most root growth?
• Name three typical greenhouse climate control components.
• Shade-tolerant plant?
• The best initial approach when a customer first enters a horticultural shop is the
• Which practice is an example of a chemical weed control method?
• Which tool is used for pruning branches up to 1/2 inch in diameter?
• A plant that flowers in its second year is typically classified as which growth category?
• The three layers of a normal soil profile are ?
• Today, horticultural businesses can advertise and compete in the expanding cyber marketplace by establishing ?
• Which plant category best describes daylily?
• Pesticides should be stored in their original containers to prevent mislabeling and mixing.
• Which spray droplet characteristic reduces drift during pesticide application?
• Biennial plants typically:
• What are the two most common root systems?
• Light is necessary for proper plant growth because
• Whiteflies and aphids damage plants by ?
• Which statement best describes why light is essential for photosynthesis?
• Air layering can be a highly effective propagation method because it:
• Which statement about the top soil layer is true?
• Explain how to calibrate a hose-end sprayer for uniform pesticide application.
• Heavy nitrogen fertilizer applications on plants may cause which effect?
• Mulching serves primarily to what in weed management?
• What is the purpose of a plant hardiness zone map in horticulture?
• Fire blight is caused by which type of organism?
• In pest monitoring, what is an action threshold?
• In asexual plant production, which plant part is most commonly used?
• Add _____ to soil to prevent chlorosis in plants.
• In a horticultural environment, crowding plants and excessive shading leads to which type of growth?
• Which soil property is most influenced by particle size and affects water movement?
• If an item costs $5.00, adding 50% for profit and 10% markup on total cost results in what final price?
• Pruning cuts made just above a bud facing outward from the center of the plant are intended to achieve what outcome?
• The movement of materials from leaves to other tissues throughout the plant is called?
• The binomial system of naming plants uses the ___ sequence
• Which pricing strategy involves pricing items well below their normal price to attract customers?
• Which propagation method involves rooting a stem while it remains attached to the parent plant, as seen in tip layering and air layering?
• What are three common soil amendments used to improve drainage in heavy soils?
• Which practice helps reduce soil erosion?
• Which fertilizer nutrient is responsible for plant cell production and increase in plant maturity?
• Which irrigation method is least efficient due to evaporation?
• In photosynthesis, what is the role of the Calvin cycle?
• Which of the following is a micronutrient?
• When environmental temperature around a plant rises, what happens to plant growth?
• Why is soil testing important before planting in a landscape project?
• Plants that produce foliage in the first year, flowers in the second year, and then die are called which growth category?
• A xeriscape is a landscape that conserves water by including
• Pruning shears are ideal for cutting branches that are _____ or less in diameter.
• A serious disease of roses is ?
• Which plant can function as a living mulch?
• To make sound management decisions, the manager must first do which of the following?
• Which cultural practice helps reduce common fungal diseases on leaves?
• What are the two major stages of photosynthesis in plants?
• Bacillus thuringiensis is a beneficial bacteria used to control which pests?
• Which statement correctly describes the life-cycle categories—annual, biennial, and perennial?
• Which statement best describes blood-borne pathogens?
• Beyond the nucleus, which structures support plant cell function?
• Which pest is known for sucking plant juices and is often monitored?
• Air pollination damage to plants is characterized by ______
• Soil pH is determined by the concentration of which ions?
• A ladybug is an example of a ____ insect
• Which statement best describes the difference between a complete fertilizer and a starter fertilizer?
• A circular area with a radius of 10 feet has an area of approximately how many square feet?
• Which organism is typically known to be beneficial for gardens due to predation on pests?
• Explain the concept of evapotranspiration (ET) and its use in irrigation scheduling.
• Which action is considered an essential step in pruning to maintain plant health and form?
• Name two common nutrients whose deficiencies show interveinal chlorosis.
• According to EPA guidelines pesticides should always be stored in __ containers
• The three layers of a normal soil profile are lower subsoil (or bedrock), subsoil, and topsoil. Which layer is the topmost that typically supports the most root growth?
• A floral knife is safest used when it is
• Which LD50 value is the most toxic?
• Cover crops help conserve nitrogen in the soil.
• When a customer stops to look at an item, the best approach is to use which method?
• Overwatering commonly contributes to which problem in plants?
• Planted before the last spring frost bedding pants could suffer from ?
• What is a common advantage of using a brushless motor in a battery-powered trimmer?
• What is the primary benefit of soil aeration in the root zone?
• Grafting in horticulture is used to join which two parts to combine desirable traits?
• If a plant is priced at $2.40 and the business targets a 25% profit, what is the wholesale cost?
• Biological controls in IPM involve using what?
• The term that describes seed development caused by pollen from different flowers on different plants is Cross-pollination.
• Which planting practice helps reduce nutrient loss?
• The leaf tissue responsible for water transport from roots to shoots?
• If a plant sells for $1.50 and the business uses a 20% profit margin, what is the wholesale cost?
• What term describes an irrigation system that applies water directly to the root zone?
• A foliar disease would appear on which part of the plant?
• Which item is not typically shown on a balance sheet?
• A scouting plan for pest monitoring typically includes which elements?
• Which action directly reduces the risk of pipe freezing in a nursery during cold weather?
• The capacity of a pesticide to call. Short term, or long-term injury is referred to as it's ...
• Describe the process of air layering and its advantages.
• Mixing which pair with the growing medium provides good drainage and aeration?
• What is the function of a growth regulator in horticulture?
• Foliar diseases appear on which part of the plant?
• Which option correctly pairs a macronutrient example with a micronutrient example?
• Which of the following are methods used in integrated pest management (IPM) in horticulture?
• If the wholesale cost is $10.00 and the markup is 20%, what is the selling price?
• Which item is not considered advanced horticulture equipment?
• Over-watering can lead to which common problem?
• What is the area of a triangle with base 12 feet and height 5 feet?
• In a greenhouse, which gas is commonly supplemented to enhance photosynthetic efficiency and growth?
• Which information is not typically found in a soil profile?
• Which of the following is a macronutrient?
• Grafting is a technique in which ____.
• What is a living mulch?
• Tip layering is an example of which propagation method?
• Which insect pest damages a plant by sucking plant juices?
• Plants with stems that are soft and fleshy are described as being?
• If a circle has a radius of 5 feet, its area is approximately how many square feet?
• What is a soil profile and what information can be obtained from it?
• What is a typical benefit of a living mulch compared with conventional mulch?
• What is the purpose of carbon dioxide in plant growth?
• Bacillus thuringiensis is best described as
• Certain plants that reproduce asexually send out underground stems known as?
• Borers are insect pests that can be most actively controlled by ?
• In horticultural sales, the most important knowledge area for advising customers on product choices is
• The term transpiration refers to water loss from a plant through which structure?
• Which statement about mulch is true?
• When an herbicide treatment is applied after the crop or weed has emerged, this timing is called?
• Which irrigation system is most suitable for conserving water in landscapes with irregular rainfall?
• What are the steps to calibrate a broadcast spreader to apply a specific rate?
• What is the role of a plant's apical meristem?
• Which statement is NOT a benefit of mulch?
• Compacted and poorly drained soils contains little ___ needed by tree roots to survive and grow
• What is the primary purpose of soil aeration?
• In tissue culture, the propagation method used is usually categorized as?
• Which practice is least aligned with xeriscape principles?
• The most important environmental factor that plant cells need to remain healthy and grow is
• In degree-day calculations, growth occurs only when daily mean temperatures exceed what?
• What is the difference between organic and inorganic fertilizers?
• A benefit to customers of Internet sales is that?
• What is the most important role trees play in the horticulture industry?
• When working with herbicides, protective equipment that should be worn includes
• Which irrigation system is most effective for conserving water and reducing labor when watering hanging baskets?
• What term describes a temperature-induced water injury caused by sun exposure?
• Which plant part is essential for sexual reproduction in flowering plants?
• In landscape maintenance, why is street tree selection critical for root zone interference?
• What causes plants to be leggy and weak-stemmed?
• The term _____ describes the process of propagating plants from seed ?
• Soil erosion is caused by?
• Which device is used to protect workers from inhaling pesticides?
• How many pounds of 10-6-4 fertilizer are needed to apply two pounds of actual nitrogen?
• Which pricing strategy places certain items at prices well below their normal price to attract customers to buy other items?
• Which set of symptoms best indicates nitrogen deficiency in leafy ornamentals?
• Advanced technology in horticulture equipment includes?
• What is an IPM economic threshold and its role in pest control decisions?
• List three safety practices when using a ladder in horticultural operations.
• A business financial statement that shows assets, liabilities, and the net worth of a business for a specific date is called a?