WI Pesticide Applicator Test (Field and Vegetable Crops 1.1) with Complete Solutions
Question : What are examples of plant diseases?
Correct answer: Fungi,Oomycetes,Bacteria,Viroids,
Question : Oomycetes can be describe as
Correct answer: Water Molds
Question : prerequisites for a plant disease
Correct answer: population, Host, ideal environment, time,
Question : Largest Group of plant diseases
Correct answer: Fungi
Question : A Chemical Formulation capable of causing injury
to plants
Correct answer: Phytotoxic
Question : Reasons to consider treating an infected area with
pesticides
Correct answer: When other prsctices don't work,high
value,quality reduced,sudden breakout
Question : What is abiotic
Correct answer: Non-living (example wind damage)
Question : What is biotic?
Correct answer: living (Example Fungi)
Question : T or F Should you avoid driving through field
when foliage is wet, to prevent diseases.
Correct answer: T
Question : What is a Pest
Correct answer: any organism that competes with people for
food, fiber or space, or presents a health risk to people or domestic animals
Question : What is an Arthropod
Correct answer: Arthropods are invertebrate animals with an
exoskeleton, like insects and arachnids
Question : What type of damages do arthropods cause
Correct answer: Chewing on leaves, Tunneling in roots,
Sucking on plant, cause galls, Inject toxins, transmit diseases, feed on livestock
Question : Difference between insects and arachnids
Correct 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.
Question : What is the difference between simple
metamorphosis and complete metamorphosis
Correct answer: Simple Metamoph. is 3 stages egg, nymph,
and adult. gradual change. Complex Metamorph. 4 distinct stages egg, larva, pupa, and adult
Question : How dose Temp. and Humidity effect insect
development.
Correct answer: Higher temp and humidity is typically better
for insects. Temp above threshold will increase reproduction and humidity will decrease stress.
Question : Corn ear worm properties
Correct answer: can vary in color grow 1 inch 1/2 long
Question : Advantages of using insecticides
Correct answer: effective against thousands of insects, they
act quickly, effectiveness can be evaluated quickly, equipment and formulations are common
Question : disadvantages of insecticides
Correct 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