Louisiana Horticulture Test Study Guide exam questions and 100% correct answers 2024

What is the difference between a cultivar and variety? - correct answer Cultivar- A plant or grouping of plants selected for desirable characteristics that can be maintained by propagation Variety- A naturally occurring subgroup of a species which has some distinguishing characters Who is Linnaeus? What system of naming plants did he create? - correct answer Linnaeus is a Swedish Botanist who developed the Binomial System of Nomenclature(Genus + Species) Why is it important to know common and scientific names of plants? - correct answer So that you can communicate with others without confusion about the identity of a plant What are some origins of botanical names? - correct answer Country of origin, Names of Explorers, and Descriptive Latin Terms What are some typical groupings for plants when they are classified by growth characteristics? - correct answer Life Span, Leaf Retention, Growth Habits, Light, Size List the functions of a root system. - correct answer Absorption, Anchorage, Conduction, Storage What are two kinds of root systems? - correct answer Fibrous and Taproot List the functions of the stem of a plant. - correct answer Support; Conduction; Storage Define xylem and phloem. - correct answer xylem- the transport vessel for water and minerals from root to leaf phloem- the transport vessel for manufactured food from leaf to stem