Landscape maintenance Pest control QAC Complete Exam *Q&A

Landscape maintenance Pest control QAC Complete Exam *Q&A 1. Which of the following is not a characteristic of weeds? Ca, some weeds are poisonous to people or animals Tb weeds interfere with the safety or use of landscaped areas Lic. most weeds produce large quantities of seeds, even under adverse conditions Old weeds enhance the growth of landscape plants - CORRECT ANSWER-D 2. Perennial weeds are generally the most difficult to control because they Da, produce more seeds than other types of plants b. can reproduce and spread from storage organs such as rhizomes and tubers c. have seeds that remain viable longer than those of annual and biennial plants d. have hairy leaves that repel herbicides - CORRECT ANSWER-B Which of the following insect orders includes species known to transmit some plant diseases? Da. Orthoptera (crickets and grasshoppers) O b. Thysanura (firebrats and silverhsh) Dc. Blattodea (cockroaches) O d. Thysanoptera (thrips) - CORRECT ANSWER-D Which feature characterizes vertebrates? Da. never lays eggs Ob. has fur Oc. has backbone O d. all of the above - CORRECT ANSWER-C Which of the following orders of insects includes species that are pests of living plants? Da. Isoptera (termites) Db. Thysanura (firebrats and silverfish) Dc. Blattodea (cockroaches) O d. Heteroptera (true bugs) - CORRECT ANSWER-D The immature stages of an insect are known as Oa. instars Ob. metamorphoses Oc. juveniles O-adults - CORRECT ANSWER-A