2005 Written Test
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Which of the following materials can be used to lower the pH of a soil? a. iron sulfate b. molybdenum c. dolomitic limestone d. hydrated lime | a. iron sulfate
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| Which of the following is NOT a short-day plant? a. chrysanthemum b. African violet c. poinsettia d. kalanchoe | b. African violet
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| The manufacture of food (or energy) in green plants is called: a. osmosis b. photosynthesis c. transpiration d. respiration | b. photosynthesis
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| Pinching poinsettias will: a. increase plant height b. increase flower size c. increase flower bud formation d. decrease flower bud formation | c. increase flower bud formation
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| Gloxinias have: a. tubers b. corms c. rhizomes d. bulbs | a. tubers
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| If all other conditions remain the same, increasing the greenhouse light intensity (e.g. from 5,000 to 15,000 footcandles) would result in: a. lower temperatures b. less transpiration c. lower relative humidity d. decreased growth rate | d. decreased growth rate
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| Carnations are: a. grown in a warm greenhouse b. pinched to produce lateral stems and more flowers c. annuals which must be re-seeded each year d. planted deeply s the heavy stems do not fall over | b. pinched to produce lateral stems and more flowers
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| Sterilizing soil by heat is often known as: a. inorganic b. fumigation c. steaming d. none of the above | c. steaming
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| Inventory reports are used: a. to determine the insurance needs of the business b. to determine the most profitable items in the business c. for end-of-year reports and tax reports d. all of the above | d. all of the above
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| A flower calyx is: a. a tinted flower b. the thick portion of the stem directly under the flower head c. a lace or net doily which frames a colonial bouquet d. a plastic tube filled with water | b. the thick portion of the stem directly under the flower head
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| Organic additives are mixed with the growing media to: a. reduce the cost of the media b. reduce the water absorption of the media c. improve the structure of the media d. eliminate the need for fertilizers | c. improve the structure of the media
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| Which of the following cut flowers is a deciduous shrub? a. carnation b. cymbidium orchid c. strawflower d. forsythia | d. forsythia
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| "Damping off" of bedding plant seedlings is caused by: a. insects b. fungi c. lack of fertilizer d. lack of water | b. fungi
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| Which of the following would not be suitable to use in a small dish garden? a. Aluminum plant b. Artillery Plant c. Baby tears d. Dracaena "Janet Craig" | d. Dracaena "Janet Craig"
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| Budding is a common method of asexually propagating: a. orchids b. carnations c. roses d. snapdragons | c. roses
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| The disease that causes young seedlings to fall over at the ground line is called: a. damping off b. brown spot c. ground rot d. stem canker | a. damping off
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| In 100 pounds of 5-10-15 fertilizer, there are how many of available phosphorus? a. 5 b. 10 c. 15 d. 20 | b. 10
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| An annual bedding plant well suited for shady conditions is: a. impatiens b. petunias c. zinnias d. tulips | a. impatiens
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| If a soil is too acid, one should add ______ to raise the pH. a. iron sulfate b. superphosphates c. ground limestone d. sulfur | c. groud limestone
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| Red spiders are controlled chemically by the use of: a. herbicides b. miticides c. fungicides d. antibiotics | b. miticides
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| N, P, K, are abbreviations for what elements? a. Nitrogen, Potassium, Phosphorus b. Nitrogen, Phosphorus, Potassium c. Nitrate, Potash, Phosphorus d. Nitrate, Potassium, Potash | b. Nitrogen, Phosphorus, Potassium
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| LD50 is: a. lethal dose of a pesticide that kills 50% of the test animals b. lethal dose of a pesticide that can be used on one-half of your crop c. lethal dose needed to kill 50 humans d. lethal dose that can be used on 50 common greenhouse pests | a. lethal dose of a pesticide that kills 50% of the test animals
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| One of the most popular spike flowers used in floral design is: a. Pompom mums b. Gladiolus c. Baby's breath d. Carnation | b . Gladiolus
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| A perennial is a plant that: a. lives one month b. lives one year c. lives two years d. lives more than two years | d. lives more than two years
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| Annual plants which grow best in a shady are include: a. begonia, impatiens, foxglove b. china aster, cockscomb, alyssum c. impatiens, coleus, begonia d. peony, coleus, aster | c. impatiens, coleus, begonia
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| A corm is a swollen, underground stem. a. True b. False | a. True
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| Shading compound for greenhouses is used to reduce humidity. a. True b. False | b. False
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| Crops grown under plastic greenhouse are of an inferior quality to those under glass. a. True b. False | b. False
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| A dibble is an instrument used to measure the distance between seed rows. a. True b. False | b. False
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| In an asymmetrical triangle arrangement, the three sides of the arrangement are equal. a. True b. False | b. False
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| Good loam soil does NOT have to be modified for greenhouse use by addition of organic and inorganic materials. a. True b. False | b. False
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| Wedding interviews should be handled by appointment only. a. True b. False | a. True
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| Bud blasting of Easter lilies can be caused by lack of water. a. True b. False | a. True
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| All greenhouse humidity should be removed in order to reduce the spread of plant disease. a. True b. False | b. False
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| Lack of water can stunt bedding plants. a. True b. False | a. True
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| Germination of bedding plants occurs best with minimum moisture levels and low temperatures (35 - 40 degrees). a. True b. False | b. False
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| Staminate flowers only have female parts. a. True b. False | b. False
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| C.O.D. deliveries mean that the florist should deliver the order and bill the customer at a later date. a. True b. False | b. False
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| An 18 gauge wire would be used to wire a sweetheart rose. a. True b. False | b. False
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| Roses grow best in partial to full shade. a. True b. False | b. False
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| Xylem cells transport water from the roots, up the stem, and into the leaves. a. True b. False | a. True
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| Snapdragons should be packed and shipped in a horizontal (flat) position. a. True b. False | b. False
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| Rose corsages are appropriate for both semi-formal and formal occasions. a. True b. False | b. False
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| All greenhouses are partially heated by solar energy. a. True b. False | a. True
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| Good sanitation is one of the best controls for rhyoctonia and pythium. a. True b. False | a. True
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| Urns, goblets, and pedestal containers are best for mass or line-mass arrangements. a. True b. False | a. True
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| Azaleas are woody evergreens. a. True b. False | a. True
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| The "handle" of wedding bouquets is often covered with satin ribbon. a. True b. False | a. True
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| Fluorescent lighting in the cooler decreases the keeping quality of cut plant materials. a. True b. False | b. False
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| A soft pinch removes about 2-1/2 inches of the mum stem. a. True b. False | b. False
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