Review questions for the Minnesota Tree Inspector exam
1
How is emerald ash borer most commonly spread over long distances?
2
What species of ash does emerald ash borer infect?
3
Where can EAB larvae be found?
4
What are the common symptoms of EAB?
5
True or false: chemical treatments for EAB build the tree's resistance, so it only needs to be done once
6
How does Dutch elm disease kill an infected tree?
7
How is Dutch elm disease primarily spread overland?
8
Pruning elm trees can be potentially successful if the infected branch is less than what percent of the crown?
9
What are to common symptoms of DED?
10
True or False: insect spread of DED is caused by sticky spores being eaten or sticking to the insect emerging from infected wood
11
Which type of oak is most affected by oak wilt?
12
Why does pruning during high risk times pose a threat to oak trees?
13
How do sap beetles spread the fungus to oak trees?
14
Where do spore mats primarily form?
15
What is a common symptom of oak wilt in red oaks?
16
Where would you look to find the legal standard for tree caliper by pot size?
17
What is the cheapest stock type discussed in this section?
18
What is a major disadvantage of balled & burlapped trees?
19
True or False: you can get the same size tree in any of the stock types
20
Which stock type often develops encircling roots?
21
What method should be used before planting on a tree with encircling roots?
22
Where should the first main lateral root be when planting a tree?
23
What should you do before planting a balled and burlapped tree?
24
What is a common mistake that many people make while planting trees?
25
What is consitered a well-drained soil for planting?
26
Which end grain type houses important pests and diseases in Minnesota?
27
Which tree species have ring porous wood?
28
Which species have alternating light and dark bands in their bark?
29
How can you tell ring porous wood from diffuse porous?
30
Which tree species have diffuse porous wood?
31
What three components lead to the failure potential of a tree?
32
What is a loading event?
33
Which component of the storm failure triangle can be somewhat controlled?
34
What is the definition of failure potential?
35
What are examples of tree conditions and defects?
36
What materials are needed to construct a gravel bed
37
Why is consistent watering schedule so important for gravel bed trees?
38
What are some advantages of storing trees in gravel beds?
39
What should be used if a gravel bed is constructed on top of soil?
40
True or False: gravel beds can be constructed in an asphalt parking lot
41
Forest tent caterpillars can be identified by
42
Forest tent caterpillars mostly feed on what species of trees?
43
How are spongy moths commonly spread over long distances?
44
How do spongy moths kill trees
45
True or False: trees usually survive forest tent caterpillar destruction
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