Flowers Questions and Answers in Quiz Form 16 for Practice

226. ....................................are the reproductive organs of the plant.

1. Flowers
2. Leaves
3. Seeds
4. Roots

227. ................................is responsible for cell division and differentiation.

1. chlorophyll
2. cytokins
3. carbon dioxide
4. enzymes

228. ................................is the best glazing materials for the production of greenhouse crops.

1. glass
2. retractable roofing
3. polyethylene
4. metal

229. ............................are devices used to automatically turn greenhouse systems on or off.

1. energy curtains
2. automatic on/off switches
3. power switches
4. environmental controls

230. ............................is the ability of seeds to germinate under different conditions and still produce healthy seedlings.

1. viability
2. pollination
3. vigor
4. hybrid

231. ............................regulate water vapor loss in the leaf.

1. spongy mesosphyll
2. guard cells
3. inclusive membranes
4. stomata

232. ........................are naturally occurring chemicals produced by plants to ........................growth.

1. hormones, regulate
2. leaves, stems
3. cells, reduce
4. cuttings, root

233. ........................ranks as the third most popular cut flower in the world.

1. Roses
2. Snapdragons
3. Carnations
4. none of the above

234. ....................has changed the import/ export side of the floriculture industry.

1. air travel
2. lighting
3. telephones
4. space travel

235. ....................regulations is defined as any chemical or process used to produce a specific type of growth response, such as inhibition of internode elongation or root development.

1. Plant Growth
2. Tissue Culture
3. Abscisic acid
4. Root development

236. ..................is achieved in an arrangement by creating an accent or focal point.

1. harmony
2. emphasis
3. balance
4. unity

237. ..................is best achieved when the designs arranged from back of the container toward the front. this gives the arrangement a feeling of..................and.................

1. emphasis, rhythm, support
2. balance, visual, depth, support
3. balance, focal point
4. vertical, support, crescent

238. ................is regarded as the easiest ribbon with which to work.

1. velvet
2. burlap
3. plastic
4. satin

239. ..............and ............fuel plant growth.

1. DNA mRNA
2. Glucose, Water
3. Chlorophyll, Stomata
4. Glucose, Fructose

240. ..............in an arrangement is accomplished by the scaling of flowers towards the focal point and is achieved by the use of flowers of varying size.

1. balance
2. proportion
3. unity
4. rhythm