Maryland Natives - Your Guide to Native Trees and Plants in Maryland

Q1What decay detection device is the least limiting in terms of cost and expertise?

A.Resonance testingB.X-rayC.TomogramD.Increment borer

Q2In relation to the frequency of irrigation, what statement below is true regarding the differences between sandy or clay soils?

A.Sandy soils need to be irrigated more frequently and for shorter periods than clayB.Sandy soils need to be irrigated more frequently and for longer periods than clayC.Sandy soils need to be irrigated less frequently and for shorter periods than clayD.Sandy soils need to be irrigated less frequently and for longer periods than clay

Q3A tree with a crown radius of 25 ft. is having a lightning protection system installed. What is the required number of conductors?

A.0B.1C.2D.3

Q4Key plants can be identified by which of the following criteria?

A.Client specific indicationsB.Specific speciesC.Susceptibility to specific pestsD.All the above

Q5What is a common indication of anaerobic soil conditions?

A.Deteriorated soil structureB.Sour smellC.Dry soil conditionsD.Wet soil conditions

Q6What type of alternative pesticide has the effect of breaking down the cell membrane of soft- bodied insects?

A.Insect growth regulatorsB.MicrobialC.Insecticidal soapD.Horticultural oil

Q7What is the most accurate description of the tree disorder chlorosis?

A.Drooping of leavesB.Swollen plant tissueC.Dead areas of tissue on leavesD.Yellowing of green tissue

Q8The acceptable level of risk for a specific tree is determined by which of the following?

A.ArboristB.Property ownerC.Local governmentD.National regulations

Q9What is a true statement regarding a tree’s natural defense system?

A.It can be enhanced with moderate levels of stressB.It has a stagnating level of responsiveness throughout the tree’s lifeC.It can be enhanced with only lower levels of stressD.It can be enhanced with high levels of stress

Q10What is not a prohibited action inside the area of a tree protection zone?

A.CompactionB.Equipment accessC.MulchingD.Trenching