Virginia Commercial Applicator Category 3B Turf Pest Control Key Terms Exam Questions and Answers.

Virginia Commercial Applicator Category
3B Turf Pest Control Key Terms Exam
Questions and Answers




Calibrate - ** Verified ANS ✔✔ ** - To measure the delivery rate and distribution of application
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equipment; to adjust application equipment so the desired amount of pesticide is applied evenly to a
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given area.
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Disease - ** Verified ANS ✔✔ ** - An abnormal, unhealthy condition. Turf diseases may be caused
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by abiotic or biotic factors. However, they are typically due to infectious organisms such as bacteria,
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fungi, and viruses.
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Exclusion - ** Verified ANS ✔✔ ** - Using some sort of barrier to keep a pest out of an area.
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Exposure - ** Verified ANS ✔✔ ** - Coming in contact with a pesticide either by ingestion (oral),
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inhalation, or absorption through the skin (dermal).
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Habitat - ** Verified ANS ✔✔ ** - A specific area or environment in which an organism normally
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lives.
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Insect - ** Verified ANS ✔✔ ** - An arthropod with three body regions: a head (front), a thorax
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(middle), and an abdomen (rear). Most insects have one pair of antennae on the head, two pairs of
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Wings, and three pairs of legs on the thorax. Most have complex mouthparts adapted for a special
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type of feeding.
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Integrated Pest Management (IPM) - ** Verified ANS ✔✔ ** - VA management system that uses all
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appropriate pest control strategies to reduce pest populations to an acceptable level. IPM uses an
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ecological approach to pest management.
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Life Cycle - ** Verified ANS ✔✔ ** - An 0rganism's progression through developmental stages. As
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some organisms go through their life cycle, they change in body form and habits.
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Mite - ** Verified ANS ✔✔ ** - A small arachnid with eight legs in the adult stage. Mites have a
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single body region, which seems to lack segmentation. Some mites are plant pests.
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, Mollusk - ** Verified ANS ✔✔ ** - A soft-bodied animal. A mollusk does not have a backbone.
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Mollusks have a hard calcium-based shell covering its body. Clams, snails, and slugs are mollusks.
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Monitoring - ** Verified ANS ✔✔ ** - The process of assessing-"keeping tabs on"—the size and
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distribution of a pest population in an area.
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Natural Controls - ** Verified ANS ✔✔ ** - Natural forces that affect pest populations. Examples
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include climate, natural enemies, natural barriers, and the availability of food, water, and shelter.
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These natural forces act independently and may either help or hinder human attempts to control
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pests.
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Nematode - ** Verified ANS ✔✔ ** - A small, unsegmented roundworm. Most nematodes are so
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small that they cannot be seen with the naked eye.
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Leaching - ** Verified ANS ✔✔ ** - Movement of a substance (such as a pesticide) in solution
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downward through soil.
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Nematicide - ** Verified ANS ✔✔ ** - A pesticide that controls nematodes.
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Parasite - ** Verified ANS ✔✔ ** - An organism that obtains its food from another living thing, and
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in so doing, harms that organism (its host). The disease organism is the parasite, and the infected
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organism is the host.
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Perennial - ** Verified ANS ✔✔ ** - A plant that lives for more than two growing seasons.
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Pesticide - ** Verified ANS ✔✔ ** - Any substance used to control or repel a pest, or to reduce the
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unwanted or harmful effects of a pest.
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Phloem - ** Verified ANS ✔✔ ** - A specialized plant tissue, that conducts food.
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Phytotoxicity - ** Verified ANS ✔✔ ** - Injury or damage to a sensitive plant caused by a chemical
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exposure.
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Poling - ** Verified ANS ✔✔ ** - Brushing the surface of a turf stand with long, limber bamboo
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poles. This practice helps remove water from leaves. Poling bermudagrass golf greens in early
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morning helps to get rid of dew.
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Predator - ** Verified ANS ✔✔ ** - An animal which hunts and kills other animals for food.
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Relative Humidity (RH) - ** Verified ANS ✔✔ ** - A temperature-specific measure of the amount of
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moisture held in the air. RH is the ratio of the amount of water vapor in air at a specific temperature
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to the amount of Water vapor required for saturation at that temperature.
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Resistance - ** Verified ANS ✔✔ ** - The ability of a plant to withstand infection or attack by a pest.
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There are levels of resistance. For example, some plant strains may be susceptible, weakly resistant,
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or strongly resistant to a specific type of pest. Total resistance is "immunity."
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