Louisiana landscape Horticulture state exam Questions with Correct Answers 2025 latest
update!!
Terms in this set (120)
designates a special group of plants, may differ in growth habit,
Cultivars
season of maturity, fruit, color, shape
root systems taproot and fibrous
function of root system absorption, anchorage, conduction, storage
taproot grows directly downward
stems support, conduction, storage
conduction movement of water, mineral solutions, and substances manufactured in plants
vascular tissue that carries water upward from the roots to every
xylem
part of a plant through inner tissue
phloem food from leaves moves out of leaves through outer stem
monocots angiosperms that have only one seed leaf
Dicots angiosperms that have two seed leaves
complete circle of dead tissue around the stem with interrupts the
girdle
food supply pipeline
nodes where leaves attach to stem
internodes the stem segments between nodes
specialized stems and roots bulbs, corms, rhizomes, tubers, tuberous roots
Angiosperms flowering plants that produce seeds in fruit
Gymnosperms plants that produce seeds but not flowers
pistil Female part of the flower
stigma expanded tip of the style
priority in which plants receive food flowers, seeds, leaves, stems, roots
macronutrients nitrogen, phosphorus, potassium
Micronutrients boron, manganese, copper, zinc, iron, molybdenum, chlorine
N-P-K nitrogen, phosphorus, potassium
ingredient in photosynthesis, solvent for nutrients, cools plant
WATER
during transpiration, gives plant tissue rigidity and turgor
soil moisture content at which plants can no longer obtain enough
Permanent Wilting Point (PWP)
moisture to meet transpiration requirements, causing the plant to wilt
and die
areas with certain consistent variations in light, temperature, and
Microclimate
moisture in a garden
heat travels conduction, convection, radiation
, AVG. # of days per year above 86 90 to 120 days
degrees F zone 8
AVG. # of days per year above 86 120-150 days
degrees F zone 9
Relative amounts of the different types and sizes of mineral
soil texture
particles in a sample of soil. classified as sand, silt, and clay
the arrangement of soil particles. can be single grained (sandy
soil structure
soils) or particles grouped together (clay soils)
classified according to the percentage of organic matter present in the
organic matter
strata's top 12 inches
ph scale 1-6 acid
update!!
Terms in this set (120)
designates a special group of plants, may differ in growth habit,
Cultivars
season of maturity, fruit, color, shape
root systems taproot and fibrous
function of root system absorption, anchorage, conduction, storage
taproot grows directly downward
stems support, conduction, storage
conduction movement of water, mineral solutions, and substances manufactured in plants
vascular tissue that carries water upward from the roots to every
xylem
part of a plant through inner tissue
phloem food from leaves moves out of leaves through outer stem
monocots angiosperms that have only one seed leaf
Dicots angiosperms that have two seed leaves
complete circle of dead tissue around the stem with interrupts the
girdle
food supply pipeline
nodes where leaves attach to stem
internodes the stem segments between nodes
specialized stems and roots bulbs, corms, rhizomes, tubers, tuberous roots
Angiosperms flowering plants that produce seeds in fruit
Gymnosperms plants that produce seeds but not flowers
pistil Female part of the flower
stigma expanded tip of the style
priority in which plants receive food flowers, seeds, leaves, stems, roots
macronutrients nitrogen, phosphorus, potassium
Micronutrients boron, manganese, copper, zinc, iron, molybdenum, chlorine
N-P-K nitrogen, phosphorus, potassium
ingredient in photosynthesis, solvent for nutrients, cools plant
WATER
during transpiration, gives plant tissue rigidity and turgor
soil moisture content at which plants can no longer obtain enough
Permanent Wilting Point (PWP)
moisture to meet transpiration requirements, causing the plant to wilt
and die
areas with certain consistent variations in light, temperature, and
Microclimate
moisture in a garden
heat travels conduction, convection, radiation
, AVG. # of days per year above 86 90 to 120 days
degrees F zone 8
AVG. # of days per year above 86 120-150 days
degrees F zone 9
Relative amounts of the different types and sizes of mineral
soil texture
particles in a sample of soil. classified as sand, silt, and clay
the arrangement of soil particles. can be single grained (sandy
soil structure
soils) or particles grouped together (clay soils)
classified according to the percentage of organic matter present in the
organic matter
strata's top 12 inches
ph scale 1-6 acid
