ISA Arborist Chapter 8: Pruning State Exam Guide Q&A Latest

ISA Arborist Chapter 8: Pruning State Exam Guide Q&A Latest Because pruning removes leaves and reduces the overall photosynthetic capacity of a tree, it also reduces _______. - CORRECT ANSWER-growth Name five common reasons for removing limbs from trees. - CORRECT ANSWERdead diseased hazardous crossing thinning for light or air penetration weight reduction size reduction obstructing signs, views, clearance, etc. To maximize flowering, plants that bloom on current season's wood should be pruned prior to ______ ______, or in the summer after bloom has occurred. Plants that bloom on last season's wood should be pruned just after ______. - CORRECT ANSWER-leaf emergence bloom True/False - Trees that tend to "bleed" should never be pruned in the early spring because doing so is likely to cause a major decline in vigor. - CORRECT ANSWERFalse ______ ______ is bark that gets pushed inside the branch union as two branches grow and develop. - CORRECT ANSWER-included bark The swollen area at the base of a branch where it arises from the trunk is called the ______ ______. - CORRECT ANSWER-branch collar Two limbs that arise from apical buds on the same stem are known as ______ ______, and are both direct extensions of the stem below. - CORRECT ANSWER-codominant stems/branches True/False - In the absence of included bark, the relative size of a branch in relation to the trunk is more important for strength of branch attachment than is the angle of attachment. - CORRECT ANSWER-True True/False - Codominant stems can represent a structurally unstable branch configuration, especially if there is included bark in the junction. - CORRECT ANSWERTrue When training young trees, a single central leader should be selected and competing leaders should be removed or ______. - CORRECT ANSWER-subordinated True/False - As a general rule, mature trees are less tolerant of severe pruning than juvenile trees. - CORRECT ANSWER-Tru