HS 201 Exam Questions with Solutions

HS 201 Exam Questions with Solutions Viticulture is: The growth and study of grapes what color are the true flowers of poinsettias? yellow a herbaceous perennial plant: non-woody plants that typically dies back to the ground in the winter and then re-grows from the roots the following spring Andropogon virginicus has many common names. Which common name did we discuss in detail when Brian showed an example of something his grandma made for him? broom straw In the plant world: can a variety have a cultivar? YES Estimated number of discovered/identified gymnosperm plants on earth: 1,000 Plants that are selected for use as a SCREEN should have/do all of the following features: - be evergreen/dense - grow tall enough to block the undesired view - grow fast and reach mature height quickly Dicots are: a sub-classification within the class angiosperms Swedish botanist who created the current system of plant nomenclature: Carl Linnaeus Which of the following is an example of a CLASS of plants that we discussed? Angiospermae Which of the following is the properly written name of an interspecific hybrid plant? Abelia x grandiflora What is the primary difference between plants in the class Angiospermae and plants in the class Gymnospermae? Gymnosperms bear "naked seeds" and Angiosperms bear seeds that are enclosed in fruit Sweet Potatoes are: tuberous roots Plant taxonomy/classification is a system that classifies plants based on their: flower/reproductive characteristics Vegetative plant parts can be variable from location to location. Which of the following is NOT a reason why plant leaves (vegetative parts) can change or be different on the same plant or different plants of the same species: chemical composition All of the following characteristics make a plant horticultural and NOT agronomic: - used primarily in its living state - highly perishable - high in constituent water content - intensively cultivated (high labor requirement) The USDA Hardiness Zone Map outlines 11 different areas in North America where plant can grow. What data were used to generate this map? Average minimal temperatures for a given area A plant sexual condition in which a plant species has male flowers on one plant and female flowers on another separate plant (two houses). Dioecious Which of the following is a clone? Cultivar Which of the following is an example of a biennial plant that we discussed in class? Carrot An example of a microclimate in the landscape would be? On a brick patio facing South that is protected from the wind The study of wine and wine making is: Enology Horticulture is derived from which two latin words: Hortus and culturae A Division of plants known to have a vascular system for transporting materials called: Tracheophyta Which of the following is a properly written plant cultivar name? Lagerstroemia indica 'Victor Red' What state is the #1 producer of vegetables in the country? California We discussed several plants in the rose family (Rosaceae). Which plant is NOT in the Rosaceae? Potato When discussing post-harvest physiology, we discussed many examples. Which of the following examples did we specifically discuss? Christmas tree in your home A variety is a sub-classification of a species of a plant that: Has a naturally occurring mutation that can be passed on to the offspring through the seed without any help from mankind. At the beginning of the plant nomenclature lecture we talked about common names and Brian gave several examples of some plants that have interesting common names. One of the plants discussed was shown live on video. Ouch! Which plant was it? "devil's walking stick" During our discussion on deciduous/evergreen plants we talk about pine straw and the fact that even through it is "evergreen" it still loses some leaves (needles) every year. One of the main uses of this pine straw is for landscape mulch. What was the major concern Brian warned you about in regards to pine straw that's placed next to buildings (against the building itself)? Fire Hazard We discussed the reasons why one should know if a plant is monoecious or dioecious in regards to fruit. What the plant that produced the huge (soft-ball-sized) fruit that busted the lady's windshield? Maclura pomifera (osage orange)