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hour_test2 - Student Name Weed Science PLS 4601c Section...

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Unformatted text preview: Student Name _____________________________________________ Weed Science, PLS 4601c Section 7644 and Grad. – Prin. Of Weed Science AGR 6932 Section 9212 University of Florida - Davie http://grove.ufl.edu/~turf/weedscience/ Philip Busey, [email protected] 954-579-3932 (cell) July 23, 2009 Hour Test 2 (circle the right answers) Take-home, open-book (includes Internet), no helping or getting help Send answer to: [email protected] by 11:59 pm, Monday, August 3 Invasive weeds 1. Which invasive weed is a vine? a) catclaw mimosa b) cogongrass c) hydrilla d) kudzu e) paperbark tree 2. Which invasive weed is a poisonous shrub? a) hydrilla b) kudzu c) Old World climbing fern d) paperbark tree e) tropical soda apple 3. Which invasive weed is not a flowering plant? a) Dioscorea bulbifera b) Imperata cylindrica c) Lygodium microphyllum d) Neyraudia reynaudiana e) Pistia stratiotes Weed Science – Hour Test 2 - Univ. Florida - Davie Page 2 4. Which invasive weed is a monocot? a) air potato b) hydrilla c) kudzu d) Old World climbing fern e) Waterlettuce 5. Which invasive weed is a dicot? a) Hydrilla verticillata b) Imperata cylindrica c) Neyraudia reynaudiana d) Pistia stratiotes e) Solanum viarum 6. Of the 10 invasive weeds on Weed Set 2, which do you think is the most dangerous and why? __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ Weed Science – Hour Test 2 - Univ. Florida - Davie Page 3 Herbicides 7. Which herbicide is an ALS inhibitor: a) atrazine b) glyphosate c) imazapyr d) oxadiazon e) paraquat 8. What is the functional group in the 5-sided box?...
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