ISA ARBORIST FINAL PRACTICE EXAM | COMPLETE AND GRADED
QUESTIONS AND ANSWERS 2026 LATEST UPDATED | 100% GRADED
CORRECT | 100% GUARANTEED TO PASS | GET A+
When cutting through a tree with a chain saw or drilling into a tree, you would pass through
which structures (in order? - (answer)bark, phloem, cambium, xylem
If the terminal bud is removed in pruning, ________________________. - (answer)growth may
be stimulated in lateral buds
The growth rings of many trees __________________. - (answer)are visible because of
anatomical difference between earlywood and latewood
Which layer of cells is resposible for outward trunk growth and increased girth of a tree? -
(answer)Cambium
Mycorrhizae are ___________. - (answer)a symbiotic relationship between fungi and roots
Douglas-fir (Pseudotsuga menziesii)differs from balsam fir (Abies balsamea) in that
___________. - (answer)they are not in the same genus
, When two leaves - (answer)Opposite
Select the botanical name that is written correctly.
-Quercus Rubra
-Quercus rubra
-quercus Rubra
-quercus rubra - (answer)Quercus rubra
Which genus of trees does NOT have an opposite leaf arrangement?
-Acer (maples)
-Fraxinus (ashes)
-Quercus (oaks)
-Aesculus (horsechestnuts/buckeyes) - (answer)Quercus (oaks)
Which conifers have needles in bundles? - (answer)pines
The primery reason that most fine, absorbing roots are typically found near the soil surface is
that __________. - (answer)roots need both air and water
QUESTIONS AND ANSWERS 2026 LATEST UPDATED | 100% GRADED
CORRECT | 100% GUARANTEED TO PASS | GET A+
When cutting through a tree with a chain saw or drilling into a tree, you would pass through
which structures (in order? - (answer)bark, phloem, cambium, xylem
If the terminal bud is removed in pruning, ________________________. - (answer)growth may
be stimulated in lateral buds
The growth rings of many trees __________________. - (answer)are visible because of
anatomical difference between earlywood and latewood
Which layer of cells is resposible for outward trunk growth and increased girth of a tree? -
(answer)Cambium
Mycorrhizae are ___________. - (answer)a symbiotic relationship between fungi and roots
Douglas-fir (Pseudotsuga menziesii)differs from balsam fir (Abies balsamea) in that
___________. - (answer)they are not in the same genus
, When two leaves - (answer)Opposite
Select the botanical name that is written correctly.
-Quercus Rubra
-Quercus rubra
-quercus Rubra
-quercus rubra - (answer)Quercus rubra
Which genus of trees does NOT have an opposite leaf arrangement?
-Acer (maples)
-Fraxinus (ashes)
-Quercus (oaks)
-Aesculus (horsechestnuts/buckeyes) - (answer)Quercus (oaks)
Which conifers have needles in bundles? - (answer)pines
The primery reason that most fine, absorbing roots are typically found near the soil surface is
that __________. - (answer)roots need both air and water
