8) Which of the following species is best adapted to poorly drained sites? a) Bur oak b) Eastern red cedar c) Black ash d) Yellow birch

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1 School Score Wisconsin Envirothon 2004 Forestry Exam Answer the following questions based on the species description and graphic to the right. 1) This tree is the state tree of Wisconsin and is prized for making syrup. a) Red oak b) Sugar maple c) White ash d) Black cherry 2) This tree occurs naturally throughout nearly the entire state. The needles of this tree are soft and flexible and are always in groups of five. a) White pine b) Hemlock c) Black spruce d) Jack pine 3) Considered by many to be one of the most attractive native trees in North America the bark of this tree is harvested and used to create a wide variety of useful products. a) Trembling aspen b) Red maple c) Black cherry d) Paper birch 4) The scales of the cones from this tree are packed so tight that the seeds cannot escape. It s only when there is very high heat, such as when there s a forest fire, that the cone opens up and lets the seeds drop out. a) Jack pine b) Tamarack c) Balsam fir d) Black spruce 5) One of the most useful woods for heavy construction. It is commonly used for making barrels and its fruit is highly prized by many wildlife species. a) American elm b) Beech c) Yellow birch d) White Oak -1-

2 6) What is a samara? a) winged fruit b) sheathed seed c) seed with a husk d) A seed pod 7) Which of the following conifers is considered to be deciduous? a) Red pine b) Balsam fir c) Tamarack d) White Spruce 8) Which of the following species is best adapted to poorly drained sites? a) Bur oak b) Eastern red cedar c) Black ash d) Yellow birch 9) Which of these species is the least shade tolerant? a) Aspen b) White pine c) Sugar Maple d) Red oak 10) Which of these species is the most shade tolerant? a) Aspen b) Sugar Maple c) Red oak d) Jack pine 11) Which of these species is adapted to fire? a) Hemlock b) White pine c) Black walnut d) Red oak 12) Which of these forest cover types is the climax association in Northern Wisconsin? a) Aspen Birch b) Red pine c) Maple Hemlock d) Spruce Fir Page 2 of 6

3 13) What is a forb? a) A true grass b) A woody plant c) A non-grass herbaceous plant d) Another name for a herb Use this graphic for questions 14 through 17 Identify the parts of the tree using this cross-section of wood. 14) What part of the tree is identified by letter a : 15) What part of the tree is identified by letter b : 16) What part of the tree is identified by letter c : 17) What part of the tree is identified by letter d : 18) The cambium is the part of the tree where a) Cells divide and grow. b) Water and minerals are transported from the roots up the trunk and branches to the leaves. c) Sugars from the leaves are transported to the rest of the tree. 19) The phloem is the part of the tree where a) Cells divide and grow. b) Water and minerals are transported from the roots up the trunk and branches to the leaves. c) Sugars from the leaves are transported to the rest of the tree. Page 3 of 6

4 20) The xylem is the part of the tree where a) Cells divide and grow. b) Water and minerals are transported from the roots up the trunk and branches to the leaves. c) Sugars from the leaves are transported to the rest of the tree. 21) Trees occupy different positions in the canopy and understory. These positions are referred to as crown classes. Identify the trees in the graphic below as either (D) Dominant, (CD) Co- Dominant, (I) Intermediate, or (S) Suppressed. (2 points) 22) There are three Eco - regions that meet in the state of Wisconsin. Name them (3 points) a) Prairie b) Eastern deciduous forest c) Northern (Laurentian) mixed hardwood forest 23) Which of the following is a generally accepted regeneration harvest method for sugar maple? a) Clearcut b) Seed tree c) Group selection d) Direct seeding or planting 24) Which of the following is a generally accepted regeneration harvest method for red pine? a) Group selection b) Clearcut c) Direct seeding or planting d) Shelterwood Page 4 of 6

5 25) Which of the following is a generally accepted regeneration harvest method for white oak? a) Coppice b) Group selection c) Shelterwood d) Clearcut 26) Which of the following is not an even-aged harvesting system? a) Clearcut b) Seed tree c) Group selection d) Shelterwood 27) What is the definition of Afforestation? a) The removal of trees for agricultural purposes. b) Tree mortality over a large contiguous area. c) The planting trees on non-forested land. d) The planting of seed under a tree canopy. 28) Basal area can best be defined as a) A tree stump s diameter after a harvest b) The sum of cross-sectional areas at breast height c) The percentage of total wooded acres on a forty acre parcel d) The percentage of ground shaded by the forest canopy 29) How many square feet are in an acre? a) 34,650 b) 43,560 c) 54,630 d) 63,540 30) How much gross wood is in a cord of stacked roundwood? a) 64 cubic feet b) 79 cubic feet c) 128 cubic feet d) 160 cubic feet 31) He was the first state forester in Wisconsin a) J. Sterling Morton b) E. M. Griffith c) Aldo Leopold d) D. C. Everest Page 5 of 6

6 The following questions must be answered using the identified trees and available equipment. Everything that you need to answer these questions has been provided. 32) Using either the prism or cruising stick determine the basal area of this stand? (to be measured from plot center) a) 150 square feet per acre b) 160 square feet per acre c) 170 square feet per acre d) 180 square feet per acre 33) For each of the following trees (12 points) a) Identify the following trees by their common name b) Using the diameter tape measure each tree s diameter at breast height (to the nearest inch) c) Using the clinometer and 100 tape measure each tree s height (to the nearest foot) d) Using the Biltmore stick estimate the merchantable height (merchantable height to a 4 top) to the nearest ½ log. Tree # Common Name DBH Height Merchantable Height 1 Red pine to 78 3 or 3 ½ 2 Paper birch to White pine to 84 3 or 3 ½ 34) Tree # 54 is 50 years old. What is the site index for this species? a) 53 b) 66 c) 75 d) 84 35) The tag on tree # 54 is approximately 5 feet above the ground. If tree # 54 averages 18 of height growth per year how high above the ground will the tag be in 20 years? a) 5 feet b) 15 feet c) 20 feet d) 30 feet Tie breaker 36) Complete the chemical equation for the process of photosynthesis 6 H 2 O + 6 CO 2 + light energy = => C 6 H 12 O O 2 Page 6 of 6