ACTUAL Questions and CORRECT Answers
____________ are submicroscopic particles that require a cell Viruses
of a living host in which to reproduce.
The suppression of growth of lateral buds behind the Apical Dominance
shoot tip is controlled by auxin. This phenomenon is
called:
, The Disease Triangle involves 3 factors Susceptible host, Pathogen and Favorable environment
Photosynthesis provides the __________ for plant growth. Energy
In the nonmenclature for cornus florida f. rubra 'Cherokee 'Cherokee Cheif'
Cheif', which word or phrase represents the cultivar
name?
Water vapor moves out of a leaf through holes that can Stomata
be opened and closed by the plant. What are these
openings called?
When exclusive rights are granted for 20 years to Patent
commercially grow or sell a newly discovered or
developed plant cultivar, the person or parties given
these rights is said to hold a______ _.
The binomial nomenclature we use today was first Carolus Linnaeues
discovered by ____ _.
The IAH manual lists five critical issues that should always 1) esthetics 2) adaptation 3) function 4) maintenance 5) cost
be considered when selecting a plant for the landscape.
Which of the following correctly shows that list?
When diagnosing a plant disorder, the symptoms define Appearance & Growth (A&C only)
the changes in the affected plant's _____ in response
to the problem.
As a reflection of the genetic diversity available, the True
number of useful cultivars (or varieties) for each species
could be categorized as none, limited or many.
A plant categorized as requiring full sun indicates that the False
plant requires at least twelve hours of direct sun per day.
The United States Department of Agriculture (USDA) True
Hardiness zones established by the U.S. National
Arboretum describe the average coldest temperature in
winter.
Ornamental grasses require more extensive soil False
preparation for healthy growth than do most other
ornamentals