CALIFORNIA RPF UPDATED EXAMINATION SET
QUESTIONS AND SOLUTIONS RATED A+
✔✔Xylem - ✔✔The principal water-conducting tissue and the chief supporting system of
higher plants, composed of tracheids, fibers, and parenchyma.
✔✔ Acre - ✔✔Ten square chains, or 208.7 ft. by 208.7 ft. square, or 43,560 square ft.
✔✔Afforestation - ✔✔Establishment of a forest or stand in an area not previously
forested.
✔✔Age-Class - ✔✔Classification of a stand of trees based on when regeneration
started and the size classes represented.
✔✔Rotation-Age - ✔✔Age at which a tree is ready to harvest.
✔✔Annual Ring - ✔✔A summer and spring ring representing one growth year.
✔✔All-Aged - ✔✔A stand of timber where all size classes are represented.
✔✔Aspect - ✔✔Direction the slope faces.
✔✔Azimuth - ✔✔Three hundred sixty (360) degrees on compass.
✔✔Back-Fire - ✔✔Fire set along a control line which burns back into the fire.
✔✔Inner Bark - ✔✔Area between the cambium and periderm.
✔✔Outer Bark - ✔✔Layer of tissue outside of the last periderm layer.
✔✔Bearing Compass - ✔✔A compass set up with four (4) 90 degree quadrants.
✔✔Tree Biomass - ✔✔Weight of complete trees (living material).
✔✔Board Foot - ✔✔The volume equivalent to a board one inch thick x twelve inches
wide x one foot long.
✔✔Bole - ✔✔Trunk or stem of a tree.
✔✔Breast Height - ✔✔A point on a tree 4.5 ft. above the ground on the uphill side of a
tree.
✔✔Controlled Burning - ✔✔A deliberately started fire to accomplish a particular
management purpose.
, ✔✔Burning Prescription - ✔✔Describes the conditions and results to be garnered from
a control burn.
✔✔Buck - ✔✔To cut logs into specific lengths.
✔✔Butt Log - ✔✔The first log above the stump.
✔✔Cambium - ✔✔Growing tissue, produces xylem and phloem, that is part of the inner
bark.
✔✔Chain - ✔✔66 ft. measurement unit, or four (4) rods long.
✔✔Chaparral - ✔✔A thicket of low, evergreen oaks or dense tangled brushwood.
✔✔Season Check - ✔✔Lengthwise separation of wood which goes or extends across
the rings of annual growth and is caused by stress during seasoning.
✔✔Clearcutting - ✔✔Area in which the entire timber stand has been cut.
✔✔Codominant - ✔✔Trees which are the average level of the canopy and receive light
on the top but not necessarily on all sides of the crown.
✔✔Conifer - ✔✔Cone bearing trees, usually evergreen.
✔✔Cord - ✔✔Unit of measurement for stocked wood, four ft. by four ft. by 8 ft. (4' x 4' x
8') or 128 cubic feet.
✔✔Crown - ✔✔The part of a tree or woody plant bearing live branches and foliage.
✔✔Crown Fire - ✔✔Fire which has moved into the tops of the trees.
✔✔Cruise - ✔✔Survey of forest lands to locate and estimate volume and grades of
standing timber.
✔✔Cubic Foot - ✔✔A unit of true volume that measures 1 x 1 x 1 ft or the equivalent of
12 board feet.
✔✔Cunit - ✔✔A unit of volume, usually pulpwood, that measures 100 ft3.
✔✔Cull - ✔✔Any item of production, e.g., trees, logs, lumber, or seedlings, rejected
because it does not meet certain specifications of usability or grade.
QUESTIONS AND SOLUTIONS RATED A+
✔✔Xylem - ✔✔The principal water-conducting tissue and the chief supporting system of
higher plants, composed of tracheids, fibers, and parenchyma.
✔✔ Acre - ✔✔Ten square chains, or 208.7 ft. by 208.7 ft. square, or 43,560 square ft.
✔✔Afforestation - ✔✔Establishment of a forest or stand in an area not previously
forested.
✔✔Age-Class - ✔✔Classification of a stand of trees based on when regeneration
started and the size classes represented.
✔✔Rotation-Age - ✔✔Age at which a tree is ready to harvest.
✔✔Annual Ring - ✔✔A summer and spring ring representing one growth year.
✔✔All-Aged - ✔✔A stand of timber where all size classes are represented.
✔✔Aspect - ✔✔Direction the slope faces.
✔✔Azimuth - ✔✔Three hundred sixty (360) degrees on compass.
✔✔Back-Fire - ✔✔Fire set along a control line which burns back into the fire.
✔✔Inner Bark - ✔✔Area between the cambium and periderm.
✔✔Outer Bark - ✔✔Layer of tissue outside of the last periderm layer.
✔✔Bearing Compass - ✔✔A compass set up with four (4) 90 degree quadrants.
✔✔Tree Biomass - ✔✔Weight of complete trees (living material).
✔✔Board Foot - ✔✔The volume equivalent to a board one inch thick x twelve inches
wide x one foot long.
✔✔Bole - ✔✔Trunk or stem of a tree.
✔✔Breast Height - ✔✔A point on a tree 4.5 ft. above the ground on the uphill side of a
tree.
✔✔Controlled Burning - ✔✔A deliberately started fire to accomplish a particular
management purpose.
, ✔✔Burning Prescription - ✔✔Describes the conditions and results to be garnered from
a control burn.
✔✔Buck - ✔✔To cut logs into specific lengths.
✔✔Butt Log - ✔✔The first log above the stump.
✔✔Cambium - ✔✔Growing tissue, produces xylem and phloem, that is part of the inner
bark.
✔✔Chain - ✔✔66 ft. measurement unit, or four (4) rods long.
✔✔Chaparral - ✔✔A thicket of low, evergreen oaks or dense tangled brushwood.
✔✔Season Check - ✔✔Lengthwise separation of wood which goes or extends across
the rings of annual growth and is caused by stress during seasoning.
✔✔Clearcutting - ✔✔Area in which the entire timber stand has been cut.
✔✔Codominant - ✔✔Trees which are the average level of the canopy and receive light
on the top but not necessarily on all sides of the crown.
✔✔Conifer - ✔✔Cone bearing trees, usually evergreen.
✔✔Cord - ✔✔Unit of measurement for stocked wood, four ft. by four ft. by 8 ft. (4' x 4' x
8') or 128 cubic feet.
✔✔Crown - ✔✔The part of a tree or woody plant bearing live branches and foliage.
✔✔Crown Fire - ✔✔Fire which has moved into the tops of the trees.
✔✔Cruise - ✔✔Survey of forest lands to locate and estimate volume and grades of
standing timber.
✔✔Cubic Foot - ✔✔A unit of true volume that measures 1 x 1 x 1 ft or the equivalent of
12 board feet.
✔✔Cunit - ✔✔A unit of volume, usually pulpwood, that measures 100 ft3.
✔✔Cull - ✔✔Any item of production, e.g., trees, logs, lumber, or seedlings, rejected
because it does not meet certain specifications of usability or grade.
