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Horticulture Exam 1: Questions and Answers, Exams of Nursing

Walden UniversityNursing

A series of questions and answers related to horticulture, covering topics such as the definition of horticulture, botany, the big 5 areas of horticulture (pomology, olericulture, floriculture, landscape horticulture, and postharvest physiology), and the value of gardening. It also includes information on plant taxonomy, nomenclature, and classification, as well as the binomial system and variations within a species. This material is useful for students studying horticulture or related plant sciences, providing a concise review of key concepts and terminology. Structured as a study guide, making it easy to review and test knowledge.

Typology: Exams

2025/2026

Available from 11/16/2025

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HS 200 EXAM 1
questions
agriculture - ANS-made up of plant sciences and animal sciences
What is Horticulture? - ANS-- Hortus: Garden (plants)
- Culture: To cultivate (to take care of)
- "The study of taking care of plants"
- an applied plant science
What is Botany? - ANS-- pure/basic plant science
- botanists study plants because they are plants, horticulturalists study plants because
they may have a use
Big 5 areas of Horticulture - ANS-- Pomology
- Olericulture
- Floriculture
- Landscape Horticulture
- Postharvest physiology
Pomology - ANS-the study of the cultivation of fruits (the botanist will classify a fruit as a
mature flower ovary)
Olericulture - ANS-study of the cultivation of vegetables
monoculture - ANS-when we plant too much of the same thing
Floriculture - ANS-The study of the cultivation of flowers and potted plants
(ex: making a recipe for growing plants perfectly such as poinsettias needing to be
ready and perfectly red in time for Christmas)
Landscape Horticulture - ANS-the study of cultivation of plants to enhance the outdoor
living space
Postharvest physiology - ANS-the study of extending the keeping quality of horticultural
plants
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Download Horticulture Exam 1: Questions and Answers and more Exams Nursing in PDF only on Docsity!

HS 200 EXAM 1

questions

agriculture - ANS-made up of plant sciences and animal sciences What is Horticulture? - ANS-- Hortus: Garden (plants)

  • Culture: To cultivate (to take care of)
  • "The study of taking care of plants"
  • an applied plant science What is Botany? - ANS-- pure/basic plant science
  • botanists study plants because they are plants, horticulturalists study plants because they may have a use Big 5 areas of Horticulture - ANS-- Pomology
  • Olericulture
  • Floriculture
  • Landscape Horticulture
  • Postharvest physiology Pomology - ANS-the study of the cultivation of fruits (the botanist will classify a fruit as a mature flower ovary) Olericulture - ANS-study of the cultivation of vegetables monoculture - ANS-when we plant too much of the same thing Floriculture - ANS-The study of the cultivation of flowers and potted plants (ex: making a recipe for growing plants perfectly such as poinsettias needing to be ready and perfectly red in time for Christmas) Landscape Horticulture - ANS-the study of cultivation of plants to enhance the outdoor living space Postharvest physiology - ANS-the study of extending the keeping quality of horticultural plants

value of gardening/horticulture - ANS-- Environmental: aesthetic, physical (climate)

  • Health and wellness (mind, body and soul)
  • Economic (community, personal) Environmental value of horticulture - ANS-- Benefits to energy use
    • Cut heating and cooling costs
    • wind breaks
    • Insulation
    • Water conservation
    • Storm water (mediation)
  • Green roofs and vertical gardens
    • Heat island effects
    • Water migration
    • Reduce Glare and radiation
  • Environmental stewardship
    • Plants absorb carbon from the atm. (40 yrs, = 1 ton)
    • Purify air (indoor and outdoor)
    • Well designed landscapes reduce erosion
    • Benefit and encourage pollinators
    • Attract beneficial wildlife, reduce pesticides Health and Wellness Value of Horticulture - ANS-- Health and well-being
    • Gardening improves the quality of our lives
    • Physically, emotionally, psychologically
    • Helps with depression: UK study 80%-67%
    • Post Menopausal women
  • HEALTH BENEFITS
    • Increase fitness, blood pressure, diabetes, obesity
    • Rehab, physical, drugs and alcohol, prozac
    • Stress reduction (to do, or to be in)
    • Cognition
    • Dementia plant blindness - ANS-- The inability to notice plants in one's own environment
    • Plants are unappreciated in the world around
    • Results in: limited interest in plant conservation, decreased interest in botany as a science What contributes to plant blindness? - ANS-- Urbanization
  • Screen time
  • Digital age
  • Mobile devices
  • "Nature deficiency disorder" increasing

Angiospermae - ANS-- fruit bearing plants

  • seeds are hidden in the fruit
  • about 350,000 different species in this group
  • Important for food, fiber, beverage, paper, oils, spices, shelter Monocotyledonae (subclass of angiospermae) - ANS-- one cotyledon (seed leaf)
  • flower parts in multiples of 3
  • Parallel ventilation
  • 60,000 different species
  • Grasses, palms, lilies, iris, orchids Dicotyledonae (subclass of angiospermae) - ANS-- Two cotyledons (seed leaves)
  • Flower parts in multiples of 4 & 5
  • Leaves with reticulate ventilation (broad leaved plants)
  • 200,000 different species
  • Trees, shrubs, fruit trees, many flowers Sapindales (order of Dicotyledonae) - ANS-Maple, Citrus, Horse Chestnuts, Mango, Cashew Family - ANS-- a group of closely related plants, based on certain plant structures, or on their biochemistry
  • estimates 452 vascular plant families
  • Rosaceae Family: Roses, apples, pears, strawberries
  • Fagaceae family: oaks, beech, and chestnut Filicinae - ANS-- ferns (13k species)
  • they produce spores levels of plant classification - ANS-Division into Class into Subclass into Order into Family into Genus into species Genus - ANS-a group of plants within a family that have reproductive similarities (the plural is genera) plant morphology - ANS-physical form and external structure, appearance and organization, including the whole plant and its parts sympodial branching - ANS-all branches stem from the same point off the main trunk every several feet going up the tree common southeastern genera - ANS-oaks, hollies, maples, dogwoods

Species definition - ANS-a group of plants within a genus that share similar vegetative and reproductive characteristics that distinguish them from all other plants in the same genus species facts - ANS-- plants in the same species easily reproduce among themselves producing plants that look just like their parents

  • straight species is the original/basic/first found version of a species
  • yet there are variants within a species
  • common species: red maple, silver maple, Japanese maple monotypic genera - ANS-a genus that only has one species Common names (plant nomenclature) - ANS-- created by common people like you and me
  • No rule for creation or writing
  • Regional, cultural, preferential
  • One name can be connected to many species
  • Many names for one species (ex: "bluebells" has 100 different species that go by it) Carl Linnaeus - ANS-- 1707-
  • His father was a minister and amateur botanist
  • He learned latin before he could walk
  • Bontanty student at uppsala explorer in northern sweden (found 100 new plants)
  • Got his doctorate in medicine at 28 years old
  • He created the binomial system of classification
  • Classified humans in the primate family
  • Founded study of ecology
  • Inspired by Darwin and Wallace (Expeditions)
  • In 1753 he wrote "species plantarum" and gave 6000 plant binomial names Binomial system advantages - ANS-- Avoids confusion of common names
  • Saves money, time, etc. because it makes it more easy to find
  • International in use
  • Name is descriptive and shows when plants are related
  • Related plants have similar and environmental and cultural requirements Binomial system is written in... - ANS-Latin, because its easy to create new names and no one uses latin as a national language Genus (Binomial System) - ANS-Always capitalized and underlined specific epithet (Binomial System) - ANS-never capitalized, always underlined or in italics genus + specific epithet - ANS-species

come true from seed - ANS-phrase that is used to characterize plants whose seed will yield the same type of plant as the original plant (such as botanical varieties and species) mutation - ANS-only a part of the plant is different from the rest instead of the entire plant having different characteristics (ex: having one branch with white flowers when the rest are pink) variant plant - ANS--- cuttings - ANS-cutting a piece of a plant off and it grows roots grafting - ANS-surgically connect two different plants so that the roots are of one plants and everything upward is from another registered trademark names - ANS-- name given to a plant, to market the plant or a group of similar plants

  • these are not patents
  • Can be identified by a ™ for trademark or an R for a registered trademark
  • ex: : "Endless Summer^R Hydrangea" Ruby Falls, Flamethrower, and rising sun are all from... - ANS-redbuds (Cersis canadensis) Witches Broom Disease - ANS-fungal disease in cacao caused by a mushroom producing fungus. Causes a shrub like thing to burst off a tree all in one spot