60 Floriculture MCQ For Competitive Exam

Floriculture mcq

1. Honeydew on the leaves and ants crawling around a plant indicate:
A. slugs
B. aphids
C. thrips
D. fungus

2. Fertilization in a flower takes place when:
A. pollen grain touches the stigma
B. pollen grain touches the ovary
C. pollen is released from a flower
D. a sperm and egg unite

3. If a flower arrangement appears to be ready to fall over, it lacks
A. balance
B. focus
C. rhythm
D. harmony

4. It is important not to keep fruit baskets in the same cooler with fresh flowers because:
A. fruit flies eat flower petals
B. banana and apples give off an odor that is absorbed by the flowers
C. ethylene gas from the fruit will cause the flowers to age quickly
D. florists shouldn’t sell fruit – that is the job of the grocery store

5. A method of applying pesticides to plants that can be effectively used in greenhouse but not outdoors is:
A. spraying
B. fumigation
C. dusting
D. soil drenching

6. A flowering pot marketed throughout the year is:
A. poinsettia
B. Easter lily
C. geranium
D. chrysanthemum

7. The word photoperiod has to do with light:
A. quality
B. duration
C. intensity
D. foot candles

8. A pathogen is:
A. nutritional disorder
B. genetically inherited disorder
C. special propagation technique
D. microorganism that causes a disease

9. A zinnia is an example of a flower having a ____________ texture
A. fine
B. medium
C. shiny
D. course

10. Foliage below the water line should be removed to:
A. prevent the leaves from decaying, which fouls the water
B. prevent photosynthesis
C. prevent leaves from using stored food in the stem
D. all of the above

11. The number of flowers usually in a cymbidium orchid corsage is:
A. two
B. three
C. four
D. one

12. Costs associated with making an arrangement, decorating a blooming plant or creating wedding flowers are
A. direct costs
B. indirect costs
C. fixed costs
D. overhead

13. Pot mums in 6” pots should average ________ flowering shoots per pot.
A. 5-10
B. 20-30
C. 60-80
D. 80-100

14. A grouping of closely spaced flowers, net and accessories in a hand-held floral arrangement is called:
A. pompon
B. corsage
C. Hogarthian curve
D. nosegay

15. A good substitute for sand, this material provides aeration in the root media.
A. peat moss
B. perlite
C. vermiculite
D. rock wool

16. The showy red, pink or white portion of the poinsettia are:
A. flowers
B. bracts
C. petals
D. sepals

17. The unit of heat measurement used in the greenhouse industry is the:
A. Btu
C. Ekg
D. Ocm

18. There are three primary ways that heat is lost in a greenhouse. Which of the following is not correct?
A. air leakage
B. solarization
C. conduction
D. radiation

19. There are three basic types of pots that are commonly used in the green house industry. Which of the following is not one of the basic types?
A. designer pot
B. standard pot
C. azalea pot
D. bulb pot or pan

20. Flowers which are worn by men and pinned on a lapel are called:
A. Falcon corsage
B. Hand-tied bouquet
C. Boutonnieres
D. Potpourri corsage

21. This growth regulator increases the flower size of geranium and accelerates flowering in cyclamen:
A. Auxin
B. Gibberellic acid
C. B-Nine
D. Ethephon

22. Analogous color harmony utilizes:
A. A combination of the primary and secondary colors
B. Two colors directly opposite each on the color wheel
C. Tints, shades and tones of one hue
D. Two or three adjacent colors on the color wheel

23. The genus and species name for the carnation is:
A. Dianthus caryophyllus
B. Lathyrun odoratus
C. Anemone coronaria
D. Lobularia maritime

24. When growing orchids, a hygrometer is used to measure:
A. temperature
B. light
C. air flow 
D. humidity

25. Upper leaves which show interveinal chlorosis probably suffer from:
A. lack of water
B. a sulfur deficiency
C. an iron deficiency
D. a nitrogen deficiency

26. Marigold seed which fails to emerge, or seedling which die soon after emerging from wet soil are the results of:
A. damping off
B. cutworm
C. whitefly damage
D. foliar nematodes

27. African violets are typically propagated by:
A. leaf cuttings
B. stem cuttings
C. air layering
D. root division

28. The most popular mechanics item used to support floral arrangements is:
A. waterproof tape
B. floral foam
C. plastic grid
D. metal pinpoints

29. The pricing method based on 40% of retail selling price is:
A. ratio markup
B. wholesale pricing
C. retail cost of goods
D. nesting pricing

30. The term “texture”, as it applies to plants, includes such adjectives as:
A. fine, medium and bold
B. smooth, fuzzy and spiny
C. Corymb, umbel and panicle
D. entire, serrate and lobed

31. A garden that uses a complementary color scheme is one that:
A. uses flowers in various tints and shades of one color
B. uses colors closely related to one another on the color wheel
C. uses colors that are opposite to one another on the color wheel
D. combines all colors

32. The reason for putting irregularly shaped stones, or broken pieces of pottery into the bottom of a pot containing flowering plants is:
A. they let air into the pot from the bottom
B. they allow the roots to grow out of the bottom of the pot
C. it helps the soil to drain after being watered 
D. it is just an old tradition passed down from person to person and does not help the plants

33. The best kind of soil to plant flowers in is:
A. sand
B. silt
C. clay
D. loam

34. An air circulation system in a greenhouse is operating continuously except:
A. at night time hours
B. on windy days
C. when fan and pad cooling are is in use
D. when the heating system in on maximum

35. The best time to water flowering plants is:
A. in the morning
B. in the middle of the day
C. in the evening
D. at night

36. How many essential nutrients are essential to plant growth and reproduction?
A. three
B. four
C. six
D. sixteen

37. A correct way to remove mealy bugs from plants is:
A. dab each bug with a cotton swab dipped in rubbing alcohol
B. use a pesticide
C. use a fungicide
D. rinse the leaves with milk

38. Fertilizer that you add to your flowering plants contain the following elements in the correct order:
A. potassium, nitrogen, iron
B. nitrogen, phosphorus, potassium
C. nitrogen, phosphorus, iron
D. nitrogen, potassium, phosphorus

39. Although technically not insects, these tiny pests can work havoc on flowering plants:
A. thrips
B. aphids
C. red spider mites
D. leaf cutting beetle

40. A ___________ has a flower bud within it surrounded by layers of food supply.
A. Corm
B. Rhizome
C. True bulb 
D. Tuber

41. Abnormally streaked or striped flower petals are a symptom of ‘flower breaking’. This problem is common in tulips, lilies and gladilus and is caused by:
A. Fungi
B. Thrips
C. Viruses
D. Aphids

42. What is a good sign that potted plants need to be repotted?
A. new leaves are quite a bit small than older ones
B. new leaves are quite a big larger than older ones
C. leaves are turning yellow
D. the plant is becoming tall and lanky

43. Most indoor foliage plants need which kind of lighting?
A. direct sunlight
B. bright light
C. bright indirect light
D. medium light

44. Choosing the right heating system for a particular greenhouse depends on all but one of the following variables. Identify the one that is NOT applicable:
A. Climate
B. Type of containers
C. Size of greenhouse
D. Cost and availability of heating fuel

45. The principle of total compatibility of all parts of an arrangement with each other is termed:
A. Rhythm
B. Texture
C. Harmony
D. Proportion

46. A process used by growers to produce well-branched, compact plants with many flowers is called:
A. Stunting
B. Compacting
C. Pinching
D. Potting

47. Cut carnations are classified into two groups
A. floral and greenhouse
B. standards and miniatures
C. premium and discount
D. none of the above

48. Carbon dioxide enrichment in greenhouses is used to:
A. decrease plant water uptake
B. combat insects
C. increase production
D. maintain a healthier work environment

49. Food is translocated in plants through a tissue called the:
A. Phloem
B. Xylem
C. Cambium
D. Cortex

50. A poinsettia crop that is four weeks late in flowering for Christmas was very likely exposed to:
A. a gas leak
B. an herbicide
C. too much carbon dioxide
D. lighting at night

51. Excessive vegetative growth is likely to occur in geraniums:
A. if the pH is too high
B. under strong sunlight
C. if the nitrogen level is too high
D. under low temperature conditions

52. The length of time from cutting propagation to flowering of African violets is about:
A. two months
B. nine months
C. four months
D. six months

53. Soil structure refers to:
A. the components of the soil
B. the arrangement of soil particles
C. both A and B above
D. the size of the soil particles

54. With the exception of the horizontal design, how high in relation to its width should a design be made?
A. 2 ½ to 3 times the width
B. 2 to 2 ½ times the width
C. 1 ½ to 2 times the width
D. 1 to 1 ½ times the width

55. Focus in floral design refers to:
A. Attraction of the observers eyes to a central point
B. A transition from dark to central point
C. Attraction of the observers eyes to the outline form of the arrangement
D. A gradation of sizes of flowers

56. A floral arrangement should be finished on all sides if it is to be placed:
A. on a mantle
B. on a bookcase
C. against a wall
D. in front of a mirror

57. When designing a floral arrangement, after the container has been prepared, one should:
A. establish the focal point
B. begin filling in
C. drain out all the water
D. establish the lines

58. If a hue is diluted with gray, the resulting color is called a:
A. tone
B. shade
C. tint
D. value

59. The most commonly used heating system for commercial greenhouses is:
A. Electric heat panels
B. Steam or hot water piping
C. Forced hot air
D. Passive solar

60. A chemical disinfectant used to clean benches, pots and watering devices is:
A. Clorox
B. Malathion
C. Off-Shoot-O
D. None of the above

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