Ornamental and Shade Tree Pesticide (PA Category 6) Questions and Answers Already Passed
Question :Define "Vapor Drift" and what impacts it most
CORRECT ANSWER :The movement of pesticide as a gas
or vapor during or after an application; Temperature and Volatility
Question :Define "Particle Drift" and what impacts it most
CORRECT ANSWER :The movement of fine particles
through the air when pesticide is applied; Droplet size and Wind
Question :What hand lens magnification is recommended for
insect identification?
CORRECT ANSWER :5 to 10 power
Question :Define "Phytotoxicity"
CORRECT ANSWER :A toxic effect by a compound on
plant growth
Question :What can be used during a tree injection to treat a
tree more quickly and increase its ability to take up the pesticides?
CORRECT ANSWER :Pressure
Question :What is an important cultural control method? A.
The use of biorational pesticides B. The use of pest resistant material C. The use of predatory insects
CORRECT ANSWER :B. The use of pest resistant material
Question :What are common winter annual weeds?
CORRECT ANSWER :Common chickweed, henbit, field
pennycress, hairy bittercress
Question :Disease management in ornamentals can be
improved by:
CORRECT ANSWER :Dormant pruning, disease resistant
varieties, bed rotation
Question :Best describe a sod webworm larva?
CORRECT ANSWER :Flesh or gray color with small
distinct black dots
Question :Algae problems in greenhouses can be controlled
by:
CORRECT ANSWER :Treatment with copper sulphate
Question :Small, green or brown insects which jump or fly
when disturbed are:
CORRECT ANSWER :Leafhoppers
Question :Why is it beneficial to prune shrubs?
CORRECT ANSWER :Pruning opens up the canopy and
allows air to circulate around the leaves; less moisture reduces conditions favorable to disease
Question :Why might you recommend resistant varieties of
plants?
CORRECT ANSWER :Resistant varieties are designed to
reduce insect and disease pressure on a plant; having resistant varieties also helps reduce stress on surrounding non-resistant plants by lowering host availability
Question :Why do USDA hardiness zones tell us?
CORRECT ANSWER :The USDA hardiness zone are
established based on average winter temperature for a given area and a plant's ability to survive the winter at these temperatures.
Question :What are the steps for managing a problem area in
a landscape?
CORRECT ANSWER :1) Identify the plant 2) Knowledge of
the problem 3) Combine information from the plant ID and the knowledge of problem 4) Make diagnosis 5) Take action 6) Evaluate results
Question :What do the specific characteristics of an herbicide
mean if it is Postemergence, Systemic, Nonselective, and Nonresidual?
