Turfgrass Management Exam Questions 8-14 with Latest Update
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Course
Environmental turf grass management
Institution
Environmental Turf Grass Management
Any organism that interferes with the comfort, health, or productivity of people is considered a pest. - Answer-true
The first step in the control of pests is? - Answer-- Proper identification of the pest
What are the 3 approaches to pest management? - Answer-- Prevention, suppression, eradic...
Turfgrass Management Exam Questions
8-14 with Latest Update
Any organism that interferes with the comfort, health, or productivity of people is
considered a pest. - Answer-true
The first step in the control of pests is? - Answer-- Proper identification of the pest
What are the 3 approaches to pest management? - Answer-- Prevention, suppression,
eradication
· The chemical in the pesticide that controls the pest is called the? - Answer-- Active
ingredient
· These pesticides are not soluble in water but are instead oil-soluble. - Answer--
Emulsifiable concentrates
· This pesticide formulation is usually a highly concentrated solution (80 to 100%) and
requires special application equipment. - Answer-- Ultra-low volume
· This formulation consists of a pesticide and a carrier combined with a binding agent. -
Answer-- Granules
· All pesticides are required to have an EPA approved label. - Answer-- True
· Pesticide users are required to follow only certain parts of the directions specified on
the pesticide label. - Answer-false
· The words DANGER, WARNING, or CAUTION occur in which part of the pesticide
label? - Answer-- Signal words and symbols
· The herbicide "glyphosate" is an example of - Answer-- Common name
· What are the 2 basic types of toxicity? - Answer-- Acute and chronic
· Select the 2 techniques used to determine acute toxicity. - Answer-- LD50 AND LC50
· Which form of pesticide exposure is most common? - Answer-Dermal
· What are the three types of harmful effects of pesticides in humans? - Answer-- Acute,
delayed, allergic
· Point-source and nonpoint-source pollution are the two types of environmental
contamination. - Answer-true
,· Depending on the knowledge of the person applying the pesticide, it is sometimes
permissible to apply a pesticide at rates other than those specified on the label. -
Answer-false
· How many times should a pesticide container be rinsed before disposal? - Answer-3
When applying pesticides on foot, it is advisable to apply the pesticide in a way that will
allow the applicator to walk forward into the treated area - Answer-false
· The invisible drift of pesticide vapors may travel as much as - Answer-1 mile
· Of the basic components of an effective IPM program, which of those listed below
should probably be considered first? - Answer-- Identification of the pest
· Select an example of a regulatory tactic of the IPM approach to pest control. -
Answer-- Certified seed
· Endophytic fungi are - Answer-- Non-parasitic fungi that live in certain plants
· English Units: If the pesticide label states that there are 3.0 pounds of active ingredient
(a.i.) per gallon and the recommended application rate is 1.25 pounds of a.i. per acre,
how many acres will one gallon treat? - Answer-2.4 acres
· English Units: An average lawn of 10,000 square feet will contain about how many
turfgrass plants? - Answer-8 million
· The greenhouse effect will - Answer-- Cause the earths temperature to rise
· During the process of photosynthesis, turfgrasses use - Answer-- C02, water, sunlight
· A single turfgrass plant can have up to? - Answer-- 387 miles of roots
· Turfgrasses are not very effective in preventing erosion or nutrient leaching. - Answer-
False
· Which surface will have the highest temperature on a hot, summer day? - Answer--
Artificial turf
· The most productive agricultural soils in the world are located where grasslands have
had a tremendous influence on soil formation. - Answer-- True.
· The equivalent of how many fertilizer applications can be realized when grass
clippings are left on the lawn? - Answer-3
, · In terms of home improvements, which of the following would have the highest
investment recovery rate? - Answer-- Landscape improvement
· Artificial surfaces such as Astroturf never have to be replaced because of wear. -
Answer-false
· Research has shown that grassed areas reduce undesirable environmental noise -
Answer-- By 20-30%
Turfgrasses should not be considered a conserver of water and energy - Answer-false
· What does thatch consist of? - Answer-Dead stems, roots, crowns, sheaths
· The leaf blades of the turfgrass plant do not significantly contribute to thatch buildup. -
Answer-true
· Which factor(s) below contribute to rapid thatch accumulation? - Answer-- Vigorously
growing species or cultivars, excessively high nitrogen fertility, high heights of cut, use
of certain pesticides.
· Thatch should be controlled when it reaches a thickness of? - Answer-- ½ inch
· How many days of favorable growth conditions should be allowed following a
mechanical dethatching operation? - Answer-- 30
· Which method of thatch control will remove the greatest amount of thatch in the
shortest period of time? - Answer-- Mechanical dethatcher
Which turfgrass has the poorest high-temperature tolerance? - Answer-- Rough
bluegrass
· Ensuring good air movement over the turf is a good management practice for
alleviating - Answer-- Shade stress and heat stress
· The foremost reason for direct low-temperature injury of turfgrasses is - Answer-- Poor
soil drainage
· To help minimize low-temperature injury, turfgrasses should be mowed - Answer-- At
the upper limits of the recommended range
· Which of these turfgrasses has the best drought tolerance? - Answer-- Tall fescue
Why should frequent, light irrigation of established turfgrass be avoided? - Answer-- It
encourages shallow roots and it could prevent the turf from entering a protective
dormant state.
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