Flowers MCQ Questions and Answers Quiz

201. Two major processes that direct growth and development are................and................

  1. carbon dioxide, respiration
  2. carbon dioxide, glucose
  3. glucose, photosynthesis
  4. photosynthesis, respiration

202. Underwater cutting is recommended especially for roses to ensure that ........................, not ........................enters the xylem.

  1. water, air
  2. light, rust
  3. air, water
  4. non of the above

203. Various lamp types are available for floriculture use which can be divided into three basic types, incandescent................and......................

  1. HID
  2. Neither a or b
  3. Fluorescent
  4. Both a and b

204. Wet conditions are also ideal for plants to become infected with soil. This is accomplished by a mass of cells called the.............

  1. Fungus gnats, Mealybugs
  2. Epidermis sarcoma, bent neck
  3. Rhizoctonia, Pythium
  4. root rot, basal rooters

205. What are conical centerpieces?

  1. flat, one sided, square pieces
  2. cone shaped, three dimensional isosceles triangles
  3. thin, two dimensional, square pieces
  4. there is no such centerpiece as a conical centerpiece.

206. What can become a problem when plugs are older and the plant canopy is tight.

  1. Botrytis
  2. Vinca
  3. Lobularia
  4. Celosia

207. What factors are involved in seed germination?

  1. oxygen, water
  2. light requirements
  3. optimum temperatures
  4. all the above

208. What gives growers the ability to control environmental conditions affecting a crop?

  1. greenhouses
  2. farmers almanac
  3. sunlight
  4. soil

209. What induces adventitious roots to form on stems while they are still attached to the parent plant.

  1. Division
  2. Layering
  3. Budding
  4. Grafting

210. What ingredient related to city water causes leaf tip browning in spider plants?

  1. Fluorine
  2. Fluoride
  3. Chlorine
  4. All the above
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