ISA Certified Arborist Exam with correct
answers
Chlorophyll - ** VERIFIED ANSWERS **✔✔Makes the color or the leaves green
so photosynthesis can take place
Transpiration - ** VERIFIED ANSWERS **✔✔loss of water vapor from leaves
Bark - ** VERIFIED ANSWERS **✔✔protects branches & trunk of tree from injury
Excurrent Growth - ** VERIFIED ANSWERS **✔✔Orientation of growth in
external cell
M.A.D.HORSE - ** VERIFIED ANSWERS **✔✔Opposite leaf arrangement
MAPLE
ASH
DOGWOOD
HORSECHESTNUT
pH - ** VERIFIED ANSWERS **✔✔Measure of acidity or alkaline from 0 to 14
<7 acidic 7> Alkaline
7 Neutral
Decurrent Growth - ** VERIFIED ANSWERS **✔✔rounded or broader tree growth
Deciduous - ** VERIFIED ANSWERS **✔✔loss of leaves in the fall
, Respiration - ** VERIFIED ANSWERS **✔✔process of converting food into
energy
Stomata - ** VERIFIED ANSWERS **✔✔pours in leaves that open and close to
allow for water transportation
Xylem - ** VERIFIED ANSWERS **✔✔transportation for the water and minerals
throughout the tree
Phloem - ** VERIFIED ANSWERS **✔✔Conducts Carbohydrates
Osmosis - ** VERIFIED ANSWERS **✔✔Process how water enters roots
Organic Matter - ** VERIFIED ANSWERS **✔✔organic components that are
decaying matter to help increase water holding & nutrients to improve soil
structure
Cation Exchange Capacity (CEC) - ** VERIFIED ANSWERS **✔✔measure of soils
capacity to attract, retain & exchange a positive charge
Girdling Roots - ** VERIFIED ANSWERS **✔✔roots that grow across or around
the trunk, potentially choking off vascular tissues in a tree. May cause
decline or death
Taxonomy - ** VERIFIED ANSWERS **✔✔Classification of plants
Levels of Classification - ** VERIFIED ANSWERS **✔✔Kingdom > Phylum >
Class > Order > Family > Genus > Species > Specific epithet
Angiosperm - ** VERIFIED ANSWERS **✔✔flowering plant
answers
Chlorophyll - ** VERIFIED ANSWERS **✔✔Makes the color or the leaves green
so photosynthesis can take place
Transpiration - ** VERIFIED ANSWERS **✔✔loss of water vapor from leaves
Bark - ** VERIFIED ANSWERS **✔✔protects branches & trunk of tree from injury
Excurrent Growth - ** VERIFIED ANSWERS **✔✔Orientation of growth in
external cell
M.A.D.HORSE - ** VERIFIED ANSWERS **✔✔Opposite leaf arrangement
MAPLE
ASH
DOGWOOD
HORSECHESTNUT
pH - ** VERIFIED ANSWERS **✔✔Measure of acidity or alkaline from 0 to 14
<7 acidic 7> Alkaline
7 Neutral
Decurrent Growth - ** VERIFIED ANSWERS **✔✔rounded or broader tree growth
Deciduous - ** VERIFIED ANSWERS **✔✔loss of leaves in the fall
, Respiration - ** VERIFIED ANSWERS **✔✔process of converting food into
energy
Stomata - ** VERIFIED ANSWERS **✔✔pours in leaves that open and close to
allow for water transportation
Xylem - ** VERIFIED ANSWERS **✔✔transportation for the water and minerals
throughout the tree
Phloem - ** VERIFIED ANSWERS **✔✔Conducts Carbohydrates
Osmosis - ** VERIFIED ANSWERS **✔✔Process how water enters roots
Organic Matter - ** VERIFIED ANSWERS **✔✔organic components that are
decaying matter to help increase water holding & nutrients to improve soil
structure
Cation Exchange Capacity (CEC) - ** VERIFIED ANSWERS **✔✔measure of soils
capacity to attract, retain & exchange a positive charge
Girdling Roots - ** VERIFIED ANSWERS **✔✔roots that grow across or around
the trunk, potentially choking off vascular tissues in a tree. May cause
decline or death
Taxonomy - ** VERIFIED ANSWERS **✔✔Classification of plants
Levels of Classification - ** VERIFIED ANSWERS **✔✔Kingdom > Phylum >
Class > Order > Family > Genus > Species > Specific epithet
Angiosperm - ** VERIFIED ANSWERS **✔✔flowering plant
