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Floriculture Skills

2005 Written Test

QuestionAnswer
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
Which of the following is NOT a short-day plant? a. chrysanthemum b. African violet c. poinsettia d. kalanchoe b. African violet
The manufacture of food (or energy) in green plants is called: a. osmosis b. photosynthesis c. transpiration d. respiration b. photosynthesis
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
Gloxinias have: a. tubers b. corms c. rhizomes d. bulbs a. tubers
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
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
Sterilizing soil by heat is often known as: a. inorganic b. fumigation c. steaming d. none of the above c. steaming
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
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
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
Which of the following cut flowers is a deciduous shrub? a. carnation b. cymbidium orchid c. strawflower d. forsythia d. forsythia
"Damping off" of bedding plant seedlings is caused by: a. insects b. fungi c. lack of fertilizer d. lack of water b. fungi
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"
Budding is a common method of asexually propagating: a. orchids b. carnations c. roses d. snapdragons c. roses
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
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
An annual bedding plant well suited for shady conditions is: a. impatiens b. petunias c. zinnias d. tulips a. impatiens
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
Red spiders are controlled chemically by the use of: a. herbicides b. miticides c. fungicides d. antibiotics b. miticides
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
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
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
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
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
A corm is a swollen, underground stem. a. True b. False a. True
Shading compound for greenhouses is used to reduce humidity. a. True b. False b. False
Crops grown under plastic greenhouse are of an inferior quality to those under glass. a. True b. False b. False
A dibble is an instrument used to measure the distance between seed rows. a. True b. False b. False
In an asymmetrical triangle arrangement, the three sides of the arrangement are equal. a. True b. False b. False
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
Wedding interviews should be handled by appointment only. a. True b. False a. True
Bud blasting of Easter lilies can be caused by lack of water. a. True b. False a. True
All greenhouse humidity should be removed in order to reduce the spread of plant disease. a. True b. False b. False
Lack of water can stunt bedding plants. a. True b. False a. True
Germination of bedding plants occurs best with minimum moisture levels and low temperatures (35 - 40 degrees). a. True b. False b. False
Staminate flowers only have female parts. a. True b. False b. False
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
An 18 gauge wire would be used to wire a sweetheart rose. a. True b. False b. False
Roses grow best in partial to full shade. a. True b. False b. False
Xylem cells transport water from the roots, up the stem, and into the leaves. a. True b. False a. True
Snapdragons should be packed and shipped in a horizontal (flat) position. a. True b. False b. False
Rose corsages are appropriate for both semi-formal and formal occasions. a. True b. False b. False
All greenhouses are partially heated by solar energy. a. True b. False a. True
Good sanitation is one of the best controls for rhyoctonia and pythium. a. True b. False a. True
Urns, goblets, and pedestal containers are best for mass or line-mass arrangements. a. True b. False a. True
Azaleas are woody evergreens. a. True b. False a. True
The "handle" of wedding bouquets is often covered with satin ribbon. a. True b. False a. True
Fluorescent lighting in the cooler decreases the keeping quality of cut plant materials. a. True b. False b. False
A soft pinch removes about 2-1/2 inches of the mum stem. a. True b. False b. False
Created by: Amberber