Louisiana Horticulture License EXAM LATEST 2025 WITH QUESTIONS AND CORRECT VERIFIED
ANSWERS GUARANTEED 100% PASS
What is the difference between a cultivar and variety? -CORRECT ANSWER-variety - naturally
occurring subgroup within species.
cultivar - special group that retain their distinguishing features when propogated.
Who is Linnaeus? What system of naming plants did he create? -CORRECT ANSWER--developed
binomial nomenclature.
-Classification system in which each species is assigned a two-part scientific name.
Why is it important to know common and scientific names of plants? -CORRECT ANSWER--customer
protection, legal requirements, communication between nursery and landscape pros
What are some origins of botanical names? -CORRECT ANSWER-1. Countries of origin
2. Names of plant explorers
3. Descriptive latin terms
What are some typical groupings for plants when they are classified by growth characteristics? -
CORRECT ANSWER-1. Herbaceous or woody
2. Life span
3. Leaf retention
4. Growth habit
5. Stem structure
6. Size
7. Form
8. Temp tender
9. Light
10. Water
11. Use
List the functions of a root system -CORRECT ANSWER-anchorage, absorption, conduction, storage
,What are 2 kinds of root systems -CORRECT ANSWER-Taproots and fibrous roots
List the functions of the stem of the plant -CORRECT ANSWER-support, conduction, storage
Define xylem and phloem -CORRECT ANSWER-xylem-water and minerals move from roots to leaves.
phloem-food from leaves moves to the plant
What is the difference between monocots and dicots? -CORRECT ANSWER-Number of cotyledons
mono- 1
dicots-2
What are nodes and internodes -CORRECT ANSWER-nodes- areas on stems where leaves emerge.
internodes-space between nodes
List the types of specialized stems and roots commonly found in plants -CORRECT ANSWER-bulbs,
corms, rhizomes, tubers, tuberous roots
What are the 2 main functions of leaves -CORRECT ANSWER-photosynthesis and transpiration
Transpiration- evaporation of water from the leaves of a plant
Define angiosperms and gymnosperms -CORRECT ANSWER-Angiosperms- plants that bloom and
develop fruit which encloses the seed
Gymnosperms- plants that have no true flowers or fruit, but make seeds in cones
List the parts of a complete flower -CORRECT ANSWER--Stamen(Anther & Filament)
-Pistil(Stilma; Style; Ovary)
-Petal
-Sepal
-Locule
-Ovule
, -Placenta
-Receptacle
-Peduncle
List the priority in which plant parts receive food manufactured by the leaves -CORRECT ANSWER-1.
Flower
2. Seeds
3. Leaves
4. Stems
5. Roots
List the 3 primary elements for essential plant growth -CORRECT ANSWER-1. carbon
2. hydrogen
3. oxygen
List the three macronutrients essential for plant growth -CORRECT ANSWER-1. nitrogen
2. phosphorus
3. potassium
List the 7 micronutrients needed for optimum plant growth -CORRECT ANSWER-1. boron
2. manganese
3. copper
4. zinc
5. iron
6. molybdenum
7. chlorine
How is light intensity commonly measured -CORRECT ANSWER-Foot Candles: The amount of light
falling on one square foot one foot away from a standard candle
List three functions of water in a plant -CORRECT ANSWER-1)Ingredient of Photosynthesis
2)Solvent for nutrients
ANSWERS GUARANTEED 100% PASS
What is the difference between a cultivar and variety? -CORRECT ANSWER-variety - naturally
occurring subgroup within species.
cultivar - special group that retain their distinguishing features when propogated.
Who is Linnaeus? What system of naming plants did he create? -CORRECT ANSWER--developed
binomial nomenclature.
-Classification system in which each species is assigned a two-part scientific name.
Why is it important to know common and scientific names of plants? -CORRECT ANSWER--customer
protection, legal requirements, communication between nursery and landscape pros
What are some origins of botanical names? -CORRECT ANSWER-1. Countries of origin
2. Names of plant explorers
3. Descriptive latin terms
What are some typical groupings for plants when they are classified by growth characteristics? -
CORRECT ANSWER-1. Herbaceous or woody
2. Life span
3. Leaf retention
4. Growth habit
5. Stem structure
6. Size
7. Form
8. Temp tender
9. Light
10. Water
11. Use
List the functions of a root system -CORRECT ANSWER-anchorage, absorption, conduction, storage
,What are 2 kinds of root systems -CORRECT ANSWER-Taproots and fibrous roots
List the functions of the stem of the plant -CORRECT ANSWER-support, conduction, storage
Define xylem and phloem -CORRECT ANSWER-xylem-water and minerals move from roots to leaves.
phloem-food from leaves moves to the plant
What is the difference between monocots and dicots? -CORRECT ANSWER-Number of cotyledons
mono- 1
dicots-2
What are nodes and internodes -CORRECT ANSWER-nodes- areas on stems where leaves emerge.
internodes-space between nodes
List the types of specialized stems and roots commonly found in plants -CORRECT ANSWER-bulbs,
corms, rhizomes, tubers, tuberous roots
What are the 2 main functions of leaves -CORRECT ANSWER-photosynthesis and transpiration
Transpiration- evaporation of water from the leaves of a plant
Define angiosperms and gymnosperms -CORRECT ANSWER-Angiosperms- plants that bloom and
develop fruit which encloses the seed
Gymnosperms- plants that have no true flowers or fruit, but make seeds in cones
List the parts of a complete flower -CORRECT ANSWER--Stamen(Anther & Filament)
-Pistil(Stilma; Style; Ovary)
-Petal
-Sepal
-Locule
-Ovule
, -Placenta
-Receptacle
-Peduncle
List the priority in which plant parts receive food manufactured by the leaves -CORRECT ANSWER-1.
Flower
2. Seeds
3. Leaves
4. Stems
5. Roots
List the 3 primary elements for essential plant growth -CORRECT ANSWER-1. carbon
2. hydrogen
3. oxygen
List the three macronutrients essential for plant growth -CORRECT ANSWER-1. nitrogen
2. phosphorus
3. potassium
List the 7 micronutrients needed for optimum plant growth -CORRECT ANSWER-1. boron
2. manganese
3. copper
4. zinc
5. iron
6. molybdenum
7. chlorine
How is light intensity commonly measured -CORRECT ANSWER-Foot Candles: The amount of light
falling on one square foot one foot away from a standard candle
List three functions of water in a plant -CORRECT ANSWER-1)Ingredient of Photosynthesis
2)Solvent for nutrients
