ISA- Arborist Review Questions with Verified
Correct Answers
Site of rapid cell division in the shoot tips, root tips, and cambium are called
________________.
Meristems
Meristems located at the end of the shoots are called primary, or ______________
meristems.
Apical
The tendency for terminal buds to inhibit the growth of lateral buds is called
______________.
apical dominance
The "food factories" of trees are the _________.
leaves
The process of ____________ combines carbon dioxide and water in a reaction driven
by light to produce sugars. _____________ is also a product of this reaction.
photosynthesis, oxygen
The green color of leaves is created by the presence of _________________, which is
necessary for photosynthesis to take place.
Chlorophyll
is the loss of water vapor from the leaves.
Transpiration
,The opening and closing of _________ allow for gas exchange, and transpiration is
controlled by the __________ _________.
stomata and guard cells
Water and dissolved essential minerals are transported within the tree in the
___________. The ____________ conducts carbohydrates.
xylem, phloem
The ______________ is a layer of meristematic cells located between the phloem and the
xylem.
Cambium
The ______ ________ is formed when trunk tissue grows around branch tissues. As the
branch and trunk tissues expand against each other in the branch union, the
__________ ______ ________ is formed.
Branch collar, branch bark ridge
protects the branches and trunk of a tree from mechanical injury and desiccation.
bark
Name four functions of the root system
any four of the following: absorption, conduction, anchorage, storage, hormone production
Water enters young roots or mycorrhizal roots, in part, by a process called
_________________.
Osmosis
, The orientation of growth in response to an external stimulus is called _____________.
Two examples are ____________ and _______________________.
Tropism, ant combination of the following: phototropism, geotropism
CODIT stands for C________________ O________ D___________ I__________
T_____________.
Compartmentalization of decay in trees
Trees and upright growth and a strong, central leader are said to exhibit
_________________ growth. More rounded trees, which are often broader than they are
tall, have ______________ growth habits.
excurrent, decurrent
Roots and fungi form __________________, which are a symbiotic relationship, aiding
in the uptake of water and minerals.
Mycorrhizae
The process by which chemical energy, stored as sugar and starch, is released is called
_____________________.
Respiration
Trees that lose their leaves in the autumn are called ________________. Trees that
maintain their leaves for more than one year are called ___________________.
deciduous, evergreen
The classification of plants is called _____________________.
taxonomy
Correct Answers
Site of rapid cell division in the shoot tips, root tips, and cambium are called
________________.
Meristems
Meristems located at the end of the shoots are called primary, or ______________
meristems.
Apical
The tendency for terminal buds to inhibit the growth of lateral buds is called
______________.
apical dominance
The "food factories" of trees are the _________.
leaves
The process of ____________ combines carbon dioxide and water in a reaction driven
by light to produce sugars. _____________ is also a product of this reaction.
photosynthesis, oxygen
The green color of leaves is created by the presence of _________________, which is
necessary for photosynthesis to take place.
Chlorophyll
is the loss of water vapor from the leaves.
Transpiration
,The opening and closing of _________ allow for gas exchange, and transpiration is
controlled by the __________ _________.
stomata and guard cells
Water and dissolved essential minerals are transported within the tree in the
___________. The ____________ conducts carbohydrates.
xylem, phloem
The ______________ is a layer of meristematic cells located between the phloem and the
xylem.
Cambium
The ______ ________ is formed when trunk tissue grows around branch tissues. As the
branch and trunk tissues expand against each other in the branch union, the
__________ ______ ________ is formed.
Branch collar, branch bark ridge
protects the branches and trunk of a tree from mechanical injury and desiccation.
bark
Name four functions of the root system
any four of the following: absorption, conduction, anchorage, storage, hormone production
Water enters young roots or mycorrhizal roots, in part, by a process called
_________________.
Osmosis
, The orientation of growth in response to an external stimulus is called _____________.
Two examples are ____________ and _______________________.
Tropism, ant combination of the following: phototropism, geotropism
CODIT stands for C________________ O________ D___________ I__________
T_____________.
Compartmentalization of decay in trees
Trees and upright growth and a strong, central leader are said to exhibit
_________________ growth. More rounded trees, which are often broader than they are
tall, have ______________ growth habits.
excurrent, decurrent
Roots and fungi form __________________, which are a symbiotic relationship, aiding
in the uptake of water and minerals.
Mycorrhizae
The process by which chemical energy, stored as sugar and starch, is released is called
_____________________.
Respiration
Trees that lose their leaves in the autumn are called ________________. Trees that
maintain their leaves for more than one year are called ___________________.
deciduous, evergreen
The classification of plants is called _____________________.
taxonomy
