QAC Landscape Maintenance 2023 Test Questions and Correct Answers

QAC Landscape Maintenance 2023 Test Questions and Correct Answers Which of the following is not a characteristic of weeds? A. some weeds are poisonous to people or animals B. weeds interfere with the safety or use of landscaped areas C. most weeds produce large quantities of seeds, even under adverse conditions D. weeds enhance the growth of landscape plants - Answer D Perennial weeds are generally the most difficult to control because they: A. 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 - Answer B Which of the following insect orders includes species known to transmit some plant diseases? A. Orthoptera (crickets and grasshoppers) B. Thysanura (firebrats and silverfish) C. Blattodea (cockroaches) D. Thysanoptera (thrips) - Answer D Which feature characterizes vertebrates? A. never lays eggs B. has fur C. has backbone D. all of the above - Answer C Which of the following orders of insects includes species that are pests of living plants? A. Isoptera (termites) B. Thysanura (firebrats and silverfish) C. Blattodea (cockroaches) D. Heteroptera (true bugs) - Answer D The immature stages of an insect are known as: A. instars B. metamorphoses C. juveniles D. pre-adults - Answer A