WI pesticide applicator test 100%correct

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. Corn ear worm properties - ANSWER can vary in color grow 1 inch 1/2 long Advantages of using insecticides - ANSWER effective against thousands of insects, they act quickly, effectiveness can be evaluated quickly, equipment and formulations are common disadvantages of insecticides - ANSWER the wide range can kill beneficial insects, reapeated use can lead to resistance, added cost of production, potential for drift to areas with benifical insects Describe ways insecticides are used - ANSWER Seed Treatment, Soil Application (in Fur