ISA MUNICIPAL ARBORIST LATEST ACTUAL
UPDATED QUESTIONS AND ANSWERS SURE A+
✔✔Which tree would you choose to save on a construction site? - ✔✔a tree with one
trunk up to the top of the crown and live branches in the upper and lower half of the
crown
✔✔The structure, or group of cells, that helps prevent spread of discoloration and decay
from a branch into the trunk is called - ✔✔branch protection zone
✔✔A smooth transition, without a swellig, from the base of a branch onto the trunk
usually indicates the collar - ✔✔is absent
✔✔Decay is most likely to enter the trunk if you remove a - ✔✔large codominate stem
✔✔A union with included bark usually will NOT have - ✔✔a U shape
✔✔A branch protection zone is most likely to occur - ✔✔inside a collar of a 2-inch
diameter branch on a 7-inch trunk
✔✔A stem held in the horizontal position is - ✔✔less likely to break in an ice storm
compared to a vertical stem
, ✔✔A tree capable of forming strong boundaries that resist decay can be referred to as -
✔✔strong compartmentalize
✔✔What CODIT wall is responsible for preventing decay from spreading into new wood
produced after injury? - ✔✔Wall 4
✔✔What wall slows the spread of decay toward the pith? - ✔✔Wall 2
✔✔Which is the strongest wall against the spread of decay? - ✔✔Wall 4
✔✔What is the appropriate order of tissues in dicots moving from the bark to the pith? -
✔✔cork cambium, phloem, cambium, xylem
✔✔A best management practice is - ✔✔the best available treatment based on current
knowledge
✔✔What forms along Wall 4 that can cause trees to fall apart or break? - ✔✔a ring
crack
✔✔Sapwood contains - ✔✔living and dead cells
✔✔Starch is stored in - ✔✔xylem and phloem
✔✔When pruning a tree or shrub branch, the final cut should be - ✔✔just outside the
collar
✔✔The branch bark ridge is - ✔✔typically visible on some trees when there is no
included bark
✔✔Included bark almost always - ✔✔indicates a weak union
✔✔In order to minimize or prevent trunk decay when removing a live branch - ✔✔leave
the branch bark ridge on the trunk
✔✔Wound wood that closes over a properly executed pruning cut on a young tree
forms an approximate - ✔✔circle
✔✔When removing a branch with included bark that forms a narrow angle with the trunk
- ✔✔begin the cut from the bottom of the branch
✔✔To prevent bark stripping down the trunk while removing a main branch from the
trunk - ✔✔remove most of the weight before making the final cut
UPDATED QUESTIONS AND ANSWERS SURE A+
✔✔Which tree would you choose to save on a construction site? - ✔✔a tree with one
trunk up to the top of the crown and live branches in the upper and lower half of the
crown
✔✔The structure, or group of cells, that helps prevent spread of discoloration and decay
from a branch into the trunk is called - ✔✔branch protection zone
✔✔A smooth transition, without a swellig, from the base of a branch onto the trunk
usually indicates the collar - ✔✔is absent
✔✔Decay is most likely to enter the trunk if you remove a - ✔✔large codominate stem
✔✔A union with included bark usually will NOT have - ✔✔a U shape
✔✔A branch protection zone is most likely to occur - ✔✔inside a collar of a 2-inch
diameter branch on a 7-inch trunk
✔✔A stem held in the horizontal position is - ✔✔less likely to break in an ice storm
compared to a vertical stem
, ✔✔A tree capable of forming strong boundaries that resist decay can be referred to as -
✔✔strong compartmentalize
✔✔What CODIT wall is responsible for preventing decay from spreading into new wood
produced after injury? - ✔✔Wall 4
✔✔What wall slows the spread of decay toward the pith? - ✔✔Wall 2
✔✔Which is the strongest wall against the spread of decay? - ✔✔Wall 4
✔✔What is the appropriate order of tissues in dicots moving from the bark to the pith? -
✔✔cork cambium, phloem, cambium, xylem
✔✔A best management practice is - ✔✔the best available treatment based on current
knowledge
✔✔What forms along Wall 4 that can cause trees to fall apart or break? - ✔✔a ring
crack
✔✔Sapwood contains - ✔✔living and dead cells
✔✔Starch is stored in - ✔✔xylem and phloem
✔✔When pruning a tree or shrub branch, the final cut should be - ✔✔just outside the
collar
✔✔The branch bark ridge is - ✔✔typically visible on some trees when there is no
included bark
✔✔Included bark almost always - ✔✔indicates a weak union
✔✔In order to minimize or prevent trunk decay when removing a live branch - ✔✔leave
the branch bark ridge on the trunk
✔✔Wound wood that closes over a properly executed pruning cut on a young tree
forms an approximate - ✔✔circle
✔✔When removing a branch with included bark that forms a narrow angle with the trunk
- ✔✔begin the cut from the bottom of the branch
✔✔To prevent bark stripping down the trunk while removing a main branch from the
trunk - ✔✔remove most of the weight before making the final cut
