Plant growth regulators Study guides, Revision notes & Summaries

What are the factors that differ for potential and kinetic energy? - Answer- Activity - in motion or in storage What happens when a small amount of soap is added to hard water? - Answer- A scum is formed Which of the following properties is considered a physical property? - Answer- Boiling point Semicircular canals are thought to be most sensitive to which of the following? - Answer- Gravity Which of the following kinds of radiation is the most penetrating? - Answer- Gamma The gro...

Rights of Way Pesticides Practice Exam Questions and Answers Growth regulator herbicides -Answer-disrupt the hormone balance and protein synthesis in plants, causing growth abnormalities. Growth regulators selectively kill broadleaf weeds in grass stands. Grasses generally are tolerant to these chemicals, but injury can occur if herbicides are applied at the wrong growth stage or at high rates. These herbicides translocate to the growing points of the plants, and injury symptoms appear in...

Biological Control - ANSWER finding suitable natural enemies of pests from their native home and after extensive testing, releasing the enemy so that they become established and control the pest without any further human intervention (some natural enemies are released periodically) Mechanical Control - ANSWER the use of devices, machines, and other physical methods to control pests or alter their environments (fences, traps, screens, nets, etc.) Forms of mechanical control - ANSWER 1. Cult...

Why is an oak seedling unable to tolerate close mowing, but a grass plant can? correct answer: Because oak seedling is not a turfgrass plant that can be mowed down short into a playing surface like a golf green or baseball field. Oak seedling needs a higher height of cut in order to prevent scalping. Explain how Type I and Type II plant growth regulators differ with regards to their effects on turfgrass growth and development? correct answer: Type I is a growth inhibitor and Type II is a gr...

Ag Crop Physiology Final Exam 2022 with complete solution Define a plant hormone -Ans>>a plant hormone is an organic compound that is synthesized in one part of the plant and translocated to another part, and in low concentrations it will cause a physiological response List the three primary groups of secondary metabolites and describe their chemical difference. -Ans>>-terpenes -phenolics -nitrogen- containing compounds What type of experiment did scientists conduct usin...

2,4-D is used to control? - Answer-annual broadleaf weeds in crops Spry Oil Properties - Answer-High Viscosity in Summer with high heat: Less Phytotoxic Low Viscosity in Winter with low heat: Heavier Oil What is 2-4D amine? - Answer-Salt What are IGR? - Answer-Insect Growth Regulators, Mimic natural hormones and interfere with growth Herbicides adsorbs/binds to which kind of soil? - Answer-Soil with high organic/clay content and Low pH, high temperature Year of earliest bio contr...

Wisconsin Pesticide Applicator Test (Commercial Category 6.0) Questions and Answers 2024/2025 (GRADED) What determines whether a given plant is a weed? - Answer- A weed is any unwanted plant What are the two main goals of weed management? - Answer- The primary goal is to minimize weed competition and the other main goal is to limit the weed's reproduction in order to manage the weed population in years to come. Distinguish grasses from broadleaf plants and herbaceous from woody plants - An...

Wisconsin Pesticide Applicator Test Commercial Category 6.0 Questions and Answers Updated 2024/2025 | 100% SOLVED. What determines whether a given plant is a weed? - Answer- A weed is any unwanted plant What are the two main goals of weed management? - Answer- The primary goal is to minimize weed competition and the other main goal is to limit the weed's reproduction in order to manage the weed population in years to come. Distinguish grasses from broadleaf plants and herbaceous from woody...

Category 1A Weed Management Latest Update Graded A annuals A flowering plant that completes its entire life cycle in a single year or growing season. how are weeds classified according to their life cycles germinate from seed in the spring and produce a root system & rosette of leaves during 1st year biennials perennials live many years; produced by seeds or vegetatively woody perennials aboveground plant parts that can overwinter herbaceous perennials regrow each season from underground ov...

Oregon Right Of Way Pesticide Latest 2024 Graded A+ Annual weeds plants complete their life cycle in less than 1 calendar year summer annual plants germinate (sprout from seed) in the spring or summer. They grow, flower, set seed, and die before winter. The seeds lie dormant in the soil until the next spring or several springs later, when the cycle repeats itself. Winter Annual Weeds plants germinate in the late summer to early winter. They overwinter in a vegetative stage. In the...