Ornamental and Turf Multiple Choice Questions And Solutions

Ornamental and Turf Multiple Choice Questions And Solutions 1. What hand lens magnification is recommended for insect identification a. less than 3 power b. 5 power to 10 power c. at least 10 power d. the highest power you can find: b 2. In an IPM program you should a. control al the insects you see b. produce healthy plants that can resist pests c. rely totally on natural biological control d. never use chemical control: b 3. Which of these statements are TRUE? a. It is illegal to use an insecticide on any plant to control insects b. Different diseases and insects can cause the same symptoms 2 / 23 c.Yellow leaves are always a sign of disease d. it is safe to use a broad-spectrum herbicide on plants not listed on the label: b 4. Which of these statements is FALSE? a. Records are helpful in knowing when to look for a pest each year b. Records are a way to know whether a treatment was effective c. Record keeping takes more time than its worth d. Record keeping helps you comply with pesticide regulations: c 5. Proper mowing means: a. using sharp mower blades to make a clean cut b. mowing as close as you can for a neat appearance 3 / 23 c. collecting all clippings after each mowing d. taking off one-half of the leave: a 6. To promote healthy turf and reduce disease a. irrigate every day b. irrigate in the late afternoon c. water thoroughly when you first see wilting d. water lightly and often: c 7. Which of these statements is FALSE? a.Thatch should be at least 2 inches thick to keep soil cool b.Thatch should be no more than 1/2 inch thick c. Excess thatch keeps water and fertilizer from reaching roots d.Thatch provides good environment for turf pest: a 8. Cool-season cultivars a. can be mixed to minimize disease b. are a good choice for the coastal plain c. prefer humid conditions d. do well in shady locations: a 9. Good soil drainage a. makes turf grass areas more susceptible to weeds 4 / 23 b. dries out the roots to quickly c. promotes root disease d. promotes healthy turf grass: d 10. Which of these statements is FALSE a.Too much fertilizer promotes thatch buildup b.Too much fertilizer can make grass more susceptible to brown patch and leaf spot c.Too little fertilizer makes turf susceptible to bare spots and weed invasions d. Do not fertilize turf grass infected with dollar spot: d 11. Which of these methods will NOT help monitor cutworms? a. soap and water b. light traps c. pheromone traps d. pitfall traps: d 12. Apply an insecticide a. to get total eradication of turf pests b. when the insect is at its most vulnerable stage c. at anytime during the pest life cycle d. when granular formulations will stay dry for several days: b