Louisiana Horticulture Exam Study
Guide 2025/2026 Exam Questions with
100% Correct Answers | Latest Update
4 major plant parts include - 🧠 ANSWER ✔✔roots
stems
leaves
reproductive parts
4 functions of the root system include - 🧠 ANSWER ✔✔absorption
anchorage
conduction
storage
2 kind of root systems found in plants are - 🧠 ANSWER ✔✔fibrous root
systems
and
taproot systems
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,Fibrous root system - 🧠 ANSWER ✔✔root system that consists of
numerous multi-branched roots that are slender; no one root is more
prominent than the other.
Tap root system (more difficult to transplant) - 🧠 ANSWER ✔✔root system
that consists of one main root that grows directly downward from which
branch roots arise;
carrot or a woody root (oak,maple)
What should you do if a plant becomes root bound within their containers? -
🧠 ANSWER ✔✔Spread the roots out or prune them to encourage the root
system to grow outward
3 primary functions of the stems are - 🧠 ANSWER ✔✔Support
conduction
storage
Conduction - 🧠 ANSWER ✔✔the movement of water, mineral solutions,
and substances manufactured in the plant.
xylem - 🧠 ANSWER ✔✔water and mineral solution move upward from the
roots to the leaves through inner tissues called
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
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PRIVACY STATEMENT. ALL RIGHTS RESERVED
,phloem - 🧠 ANSWER ✔✔manufactured food from the leaves move out of
the leaves through outer stem tissues called
What 2 tissues form the vascular system of the plant? - 🧠 ANSWER
✔✔xylem and phloem
Cambium layer - 🧠 ANSWER ✔✔The tissue between the xylem and phloem
is called the ____________. Plant function growth depends on
uninterrupted conduction.
Monocotyledonous Plants (single leaf monocots) - 🧠 ANSWER ✔✔The
xylem and phloem tissues are formed in bundles scattered in a
discontinuous vascular system through the stem.
Corn, grass, lilies, orchids
Dicotyledonous Plants (two seed leaves dicots)
Gymnosperms Plants (many seed leaves) - 🧠 ANSWER ✔✔the xylem is
formed on the inside next to the heartwood surrounded by a continuous
layer of cambium with the phloem on the outside.
Tree, shrubs, annuals, and perrennials
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
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PRIVACY STATEMENT. ALL RIGHTS RESERVED
, Girdle - 🧠 ANSWER ✔✔is a complete circle of dead tissue around the stem
which interrupts the food supply pipeline.
Nodes and internodes - 🧠 ANSWER ✔✔Areas of the stems where leaves
emerge are called ____________ and the space between are called
__________.
axillary bud and axil - 🧠 ANSWER ✔✔in the angle where each leaf joins the
stem, there is an _________________ which is compressed, dormant
stem. The angle is called the ______ of the leaf.
Asexual reproductive structures - 🧠 ANSWER ✔✔Some plants have
modified stem and roots structures that store exceptionally large amounts
of food and function as
Corms, such as gladiolus - 🧠 ANSWER ✔✔solid stem structures with
remains of dried scale leaves surrounding and protecting them. Cycle of
changes are controlled by temperature.
Rhizome, such as Louisiana - 🧠 ANSWER ✔✔the main axis or stem of the
plant is in a horizontal position underground
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
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PRIVACY STATEMENT. ALL RIGHTS RESERVED
Guide 2025/2026 Exam Questions with
100% Correct Answers | Latest Update
4 major plant parts include - 🧠 ANSWER ✔✔roots
stems
leaves
reproductive parts
4 functions of the root system include - 🧠 ANSWER ✔✔absorption
anchorage
conduction
storage
2 kind of root systems found in plants are - 🧠 ANSWER ✔✔fibrous root
systems
and
taproot systems
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
1
PRIVACY STATEMENT. ALL RIGHTS RESERVED
,Fibrous root system - 🧠 ANSWER ✔✔root system that consists of
numerous multi-branched roots that are slender; no one root is more
prominent than the other.
Tap root system (more difficult to transplant) - 🧠 ANSWER ✔✔root system
that consists of one main root that grows directly downward from which
branch roots arise;
carrot or a woody root (oak,maple)
What should you do if a plant becomes root bound within their containers? -
🧠 ANSWER ✔✔Spread the roots out or prune them to encourage the root
system to grow outward
3 primary functions of the stems are - 🧠 ANSWER ✔✔Support
conduction
storage
Conduction - 🧠 ANSWER ✔✔the movement of water, mineral solutions,
and substances manufactured in the plant.
xylem - 🧠 ANSWER ✔✔water and mineral solution move upward from the
roots to the leaves through inner tissues called
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
2
PRIVACY STATEMENT. ALL RIGHTS RESERVED
,phloem - 🧠 ANSWER ✔✔manufactured food from the leaves move out of
the leaves through outer stem tissues called
What 2 tissues form the vascular system of the plant? - 🧠 ANSWER
✔✔xylem and phloem
Cambium layer - 🧠 ANSWER ✔✔The tissue between the xylem and phloem
is called the ____________. Plant function growth depends on
uninterrupted conduction.
Monocotyledonous Plants (single leaf monocots) - 🧠 ANSWER ✔✔The
xylem and phloem tissues are formed in bundles scattered in a
discontinuous vascular system through the stem.
Corn, grass, lilies, orchids
Dicotyledonous Plants (two seed leaves dicots)
Gymnosperms Plants (many seed leaves) - 🧠 ANSWER ✔✔the xylem is
formed on the inside next to the heartwood surrounded by a continuous
layer of cambium with the phloem on the outside.
Tree, shrubs, annuals, and perrennials
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
3
PRIVACY STATEMENT. ALL RIGHTS RESERVED
, Girdle - 🧠 ANSWER ✔✔is a complete circle of dead tissue around the stem
which interrupts the food supply pipeline.
Nodes and internodes - 🧠 ANSWER ✔✔Areas of the stems where leaves
emerge are called ____________ and the space between are called
__________.
axillary bud and axil - 🧠 ANSWER ✔✔in the angle where each leaf joins the
stem, there is an _________________ which is compressed, dormant
stem. The angle is called the ______ of the leaf.
Asexual reproductive structures - 🧠 ANSWER ✔✔Some plants have
modified stem and roots structures that store exceptionally large amounts
of food and function as
Corms, such as gladiolus - 🧠 ANSWER ✔✔solid stem structures with
remains of dried scale leaves surrounding and protecting them. Cycle of
changes are controlled by temperature.
Rhizome, such as Louisiana - 🧠 ANSWER ✔✔the main axis or stem of the
plant is in a horizontal position underground
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
4
PRIVACY STATEMENT. ALL RIGHTS RESERVED
