WI pesticide applicator test Exam Questions and Answers 100% Solved

What are examples of plant diseases? - ANSWER-Fungi,Oomycetes,Bacteria,Viroids, Oomycetes can be describe as - ANSWER-Water Molds prerequisites for a plant disease - ANSWER-population, Host, ideal environment, time, Largest Group of plant diseases - ANSWER-Fungi A Chemical Formulation capable of causing injury to plants - ANSWER-Phytotoxic Reasons to consider treating an infected area with pesticides - ANSWER-When other prsctices don't work,high value,quality reduced,sudden breakout What is abiotic - ANSWER-Non-living (example wind damage) What is biotic? - ANSWER-living (Example Fungi) T or F Should you avoid driving through field when foliage is wet, to prevent diseases. - ANSWER-T What is a Pest - ANSWER-any organism that competes with people for food, fiber or space, or presents a health risk to people or domestic animals What is an Arthropod - ANSWER-Arthropods are invertebrate animals with an exoskeleton, like insects and arachnids What type of damages do arthropods cause - ANSWER-Chewing on leaves, Tunneling in roots, Sucking on plant, cause galls, Inject toxins, transmit diseases, feed on livestock Difference between insects and arachnids - ANSWER-Insects have 3 pairs of legs, wings and antennae 3 regions of the body head, thorax and abdomen. While arachnids have 4 pairs of legs, not wing and no antennae 2 regions head and thorax. What is the difference between simple metamorphosis and complete metamorphosis - ANSWER-Simple Metamoph. is 3 stages egg, nymph, and adult. gradual change. Complex Metamorph. 4 distinct stages egg, larva, pupa, and adult How dose Temp. and Humidity effect insect development. - ANSWER-Higher temp and humidity is typically better for insects. Temp above threshold will increase reproduction and humidity will decrease stress.