Download QAL "B" License | Landscape Maintenance Pest Control | Chapter 1 | Latest Version 2025–202 and more Exams Pest Management in PDF only on Docsity!
QAL "B" License-Landscape
Maintenance Pest Control Chapter
1|Latest Version 2025-2026|
Questions and Correct Answers |
Verified Solution 100%
Four ways that weeds compete with the desirable plants: water, nutrients, light, reduced visual beauty Name six pests to landscape (besides weeds) insects, mites, fungi, bacteria, viruses, & nematodes Pests that are vertebrates: rodents that make burrows, mounds, & chew on roots, bark, & leaves Four main groups of landscape pests: Weeds, invertebrates, vertebrates, plant pathogens Weeds are classified as: undesirable plants Invertebrate pests are: insects, spiders, mites, nematodes, snails, slugs Vertebrate pests are:
rodents, other mammals, birds Plant pathogens are: bacteria, viruses, fungi, other microorganisms Ways that weeds reproduce: (2) many seeds (dormant for up to 20 years), vegetative structures (stolons, rhizomes, tubers), Two main classifications of weeds: dicots & monocots Definition of Dicot: Broadleaves, produces two seedling leaves (cotyledons) Parasitic Dicots: (2) Mistletoe and dodder Invertebrates are: animals without backbones Arthropods: "Jointed foot" external skeleton and jointed body parts (insects, spiders, mites, and their relatives) Biotic Disease Factors: Pathogens that are spread form one host to another. Three landscape biotic pathogens: bacteria, fungi, & viruses
pruning, grafting, propagation. Also spread by mites, thrips, whiteflies, and leafhoppers Abiotic Disorder Definition: Disorders in plants brought on by external factors such as weather, too little or too much water, nutrient imbalances, chemicals, and other causes. Symptoms of Abiotic Disease: Poor growth, yellow or discolored and dead foliage; deformed and stunted leaves, shoots and flowers; deformed or rotted fruit; dead or dying plants or leaves Four stages of complete insect metamorphoses (4): egg, larva, pupa, adult Insects that undergo a complete metamorphosis: moths, butterflies, beetles, ants, bees, and wasps Class: Arachnida / Order: Araneae Spiders Class: Arachnida / Order: Acari Mites Class: Insecta / Order: Orthopterans Crickets, grasshoppers, locusts, katydids Class: Insecta / Order: Dermaptera Earwigs (chewing mouthparts) Class: Insecta / Order: Thysanoptera
Thrips (sucking, rasping mouthparts) Beneficial: eats aphids & mites Class: Insecta / Order: Heteroptera (True Bugs) Bed Bugs, plant bugs, damsel bugs, Assasin bugs Class: Insecta / Order: Homopterans Aphids, Psyllids, Leafhoppers, cicadas, whiteflies, mealybugs, scales, phylloxeras, spittlebugs, treehoppers (All have piercing-sucking mouth parts) Class:Insecta / Order: Coleoptera Beetles, weevils, wood borers (chewing mouth parts) (Some beetles prey on other insects) Class: Insecta / Order: Lepidoptera Butterflies, moths, skippers Class: Insecta / Order: Hymenopterans Bees, Wasps, ants, sawflies, horntails
