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				Area 1 Envirothon
				Envirothon - 2006 Lucas County Forestry Eco-Station
HOME 2008 ENVIROTHON HISTORY RULES & REGULATIONS SOILS FORESTRY WILDLIFE AQUATICS CURRENT ISSUE REGISTRATION LINKS				Which of the following is NOT a function of a forest? Allow lots of soil to enter stream, enriching it. Keep air and soil cool on a hot summer day. Provide habitat for wildlife. Provide wood products. Which of the following trees is NOT native to Northwest Ohio? Norway Maple Sugar Maple White Pine American Elm What are the types of forests in your region? Maple-Beech Oak-Hickory Eastern Spruce-White Pine All of the above Answers a & b The original forest coverage in 1492 is estimated at 90 to 95%, and the forest coverage around 1900 was estimated at 12%. What is the estimated coverage as of 2006? 27% 40% 83% 6% What genus of tree is represented by the leaf sample? Beech Birch Oak Maple Why is High Grade tree harvesting, which involves partial cuttings that remove only the large, higher quality trees, a poor practice? It leaves an irregularly spaced residual stand without any particular balance or design. It leaves a forest stand of lower value and generally lower vigor. It damages surrounding trees. It impacts soils. All of the above What impact does livestock grazing have on forests? It improves forest by adding manure to soil. It harms forest when animals strip leaves on lower branches and smaller trees. It improves forests by removing poisonous plants like poison ivy. It harms forests by rooting up the soil, increasing erosion. All of the above. What is the official state tree of Ohio? Black Walnut Buckeye Sugar Maple White Ash Which of the following is the most common unit of volume for trees, logs, and lumber? Cubit Height Cubic foot Board foot Chain What accounts for more tree mortality than anything else in Northwest Ohio? Urban sprawl Fire Ice Timber harvesting Insects and disease Who owns most of Ohio’s forestland? Private citizens Paper mills and saw mills The government Large corporations What does girdling do to a tree? Kills it Makes it smaller Makes it look better Makes it grow faster Which of the following practices would be considered Timber Stand Improvement (TSI)? Weed tree removal Single tree selection Non-commercial thinning All of the above A & B only What does good forest management do the best? Improve wildlife habitat Provide recreational opportunities Increase timber production Improve soil and water quality All of the above What does a “good masting tree” provide or represent? Provides masts for ships Provides a good supply of nuts Represents the straightest tree in the forest Represents the tallest tree in the area The _______________________supports the tree, allowing it to stand tall. Cambium Heartwood Sapwood Bark A deciduous forest provides deer habitat because It provides cover for deer to hide in It offers forage for the deer Deer like to leap over small trees to stay in shape A only A & B A Biltmore Stick was developed in the 20^th century 19^th century 18^th century 17^th century Site Specific Questions To use a Biltmore stick to measure a tree, how far away from the tree should you stand? 25 feet from tree 25 meters from tree 66 feet from tree 100 feet from tree How many feet above the ground should “Diameter At Breast Height (DBH) be determined? 4.5 4.75 5 6 How should the Biltmore Stick be held to measure a tree’s height? At a right angle to the tree Vertical to the tree With the bottom of the stick aligned with the base of the tree On a higher slope than the tree. B and C What genus of tree is this? Ash Beech Birch Sycamore Walnut What genus of tree is this? Ash Beech Birch Sycamore Walnut How is this tree categorized? Conifer Hardwood Ring-porous Softwood If a TSI (Timber Stand Improvement) practice is being conducted here, which of the labeled trees should be targeted? Tree A Tree B Tree C All of the above None of the above Using the diameter tape to measure, how many inches in diameter is this tree based on a 2” diameter class. 10” 8” 32” 9.2”