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HHS – Greenhouse Management | 100 Final Exam Questions on Plant Science, Pest Control & Soil Management

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This document contains 100 verified final exam questions and answers for the HHS Greenhouse Management course at the University of Kentucky, academic year 2025/2026. It provides an extensive overview of foundational and applied knowledge in greenhouse operations, horticulture, plant physiology, pest control, and safe chemical handling practices. Key topics include: Plant structure and functions (roots, stems, leaves, flowers, seeds) Soil and growing media components (vermiculite, peat moss, perlite, pH management) Fertilizer types and nutrient functions (nitrogen, phosphorus, potassium, lime) Types of pesticides and toxicity classifications (systemic, contact, fumigants, LD50) Insect identification, control methods, and common diseases (fungal infections, anthracnose, natural pest deterrents) Water management strategies including trickle tube systems and watering needs for container-grown plants Reproduction methods such as tissue culture, seeding, separation, and bulb handling Best practices in greenhouse maintenance and career responsibilities across horticulture roles This exam guide is ideal for students in Horticulture, Plant Science, Agricultural Studies, Environmental Science, Landscape Design, and Greenhouse Technology programs. It is also helpful for anyone preparing for state certification in horticulture or looking to refresh core concepts in plant care and greenhouse operations. Each question is paired with a direct and accurate answer, making the resource highly effective for test prep, self-assessment, or review. Keywords: greenhouse management, plant physiology, pest control, fertilizer types, horticulture careers, plant reproduction, soil management, watering systems, LD50, systemic pesticide, flower anatomy, monocot, dicot, tissue culture, container gardening, photosynthesis, respiration, root hairs, plant diseases, propagation methods

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HHS Greenhouse Management Final
Exam 2025/2026 Exam Questions and
Correct Answers | New Update



The best way to eliminate problems associated with leftover chemicals is to

mix only the amount needed per job. - 🧠ANSWER ✔✔True


Water movement in plants is pulled up by the roots. - 🧠ANSWER ✔✔False


Disk flower always has small petals. - 🧠ANSWER ✔✔True


Biostimulants stimulate microbial activity and improve soil cation exchange

capacity. - 🧠ANSWER ✔✔True


Maintenance employees will make major repairs to buildings, mow lawns,

or spray ornamental plants. - 🧠ANSWER ✔✔False

,The variety of the plant will produce plants of different types. - 🧠ANSWER

✔✔False


The generic name is the plant's group name. - 🧠ANSWER ✔✔True


The science and practice of growing and harvesting tree fruits is called

horticulture. - 🧠ANSWER ✔✔False


More people are engaged in the production of the horticultural products

than marketing and distribution. - 🧠ANSWER ✔✔False


The garden center employee needs to enjoy working with people. -

🧠ANSWER ✔✔True


When lowering soil PH, materials used are sulfur, lime, and iron sulfate. -

🧠ANSWER ✔✔False


Subsoil contains the most organic matter. - 🧠ANSWER ✔✔False


The term cultivar refers to a specific species name. - 🧠ANSWER ✔✔False


The identification of insects is an important step in their control. -

🧠ANSWER ✔✔True

, For inhaled poisons, carry the victim immediately to fresh air. - 🧠ANSWER

✔✔True


Individuals interested in working in the horticulture industry should consider

the skills the job requires before choosing a career. - 🧠ANSWER ✔✔True


Plants have natural sun blocker compounds called flavonoids in their

leaves. - 🧠ANSWER ✔✔True


Carbon monoxide can reduce plant growth. - 🧠ANSWER ✔✔True


National Park Employee - 🧠ANSWER ✔✔Deals with proper maintenance of

natural forests


Golf Course Employee - 🧠ANSWER ✔✔Responsible for overall

maintenance of golf courses


Garden Center Employee - 🧠ANSWER ✔✔Cares for, moves, arranges,

sells plants


Maintenance Employee - 🧠ANSWER ✔✔Cares for areas around buildings


Greenhouse Employe - 🧠ANSWER ✔✔Grows plants in a heated glass or

plastic greenhouse



3
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