QAC Category B Landscape Maintenance Questions and Answers Rated A+

QAC Category B Landscape Maintenance Questions and Answers Rated A+ Perennial weeds are difficult to control because... They can reproduce from organs like rhizomes, stolons, tubers Insect order known to transmit plant disease Thysanoptera (Thrips) Insect order of pests to living plants Heteroptera (true bugs) Immature stages of insects Instars Insect order that suck juices from plant cells Homoptera (aphids and whiteflies) Part of plant nematodes often attack Roots & underground parts Plant disorder that cannot be transmitted between plants Abiotic problems Ant insect order Hymenoptera Insects with chewing mouthparts Caterpillars What kind of insect are mites arthropods Insects that cause leaf stippling Mites Life stages of complete metamorphosis egg, larva, pupa, adult Complete elimination of pest species eradication Pests that cause damage on a regular basis Key Pests Use of preemergence pesticide is an example of preventive use Keeping pests below a certain level pest suppression example of cultural and mechanical control Mowing weeds use of physical barriers exclusion Method for controlling rodents sanitation Inspecting plants before planting is preventive control Removing weeds before seed production is sanitation growing plants resistant to insects is prevention Pesticide toxicity is measured by its LD50 Pesticide toxicity capacity to cause injury