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How to Identify and Classify Ash Trees - Test
Contributed by: Crossley
  • 1. Which leaf arrangement is characteristic of ash trees?
A) Whorled
B) Basal
C) Opposite
D) Alternate
  • 2. What is the typical shape of ash tree leaves?
A) Pinnately compound
B) Spatulate
C) Simple
D) Palmately compound
  • 3. How many leaflets typically make up an ash leaf?
A) 3-5
B) 1-3
C) 11-15
D) 5-11
  • 4. What is the shape of the leaflets on an ash leaf?
A) Heart-shaped
B) Lance-shaped to oblong
C) Needle-like
D) Round
  • 5. What is the margin of ash leaflets typically like?
A) Lobed
B) Entire
C) Serrated
D) Smooth
  • 6. What is the bark of a mature ash tree typically like?
A) Smooth and gray
B) Peeling papery bark
C) Diamond-shaped ridges and furrows
D) Scaly plates
  • 7. What color are ash twigs typically?
A) Gray to brown
B) Yellow
C) Red
D) Bright green
  • 8. What shape are ash buds typically?
A) Rounded
B) Globose
C) Pointed
D) Stalked
  • 9. What color are ash buds typically?
A) Red
B) White
C) Dark brown to black
D) Green
  • 10. What is the shape of ash tree seeds (samaras)?
A) Berry-like
B) Round
C) Oar-shaped
D) Triangular
  • 11. How are ash samaras typically arranged?
A) In clusters
B) In pods
C) Singly
D) In cones
  • 12. Which of these is a common ash species in North America?
A) Quaking Aspen
B) Silver Maple
C) Eastern White Pine
D) White Ash
  • 13. Which of these is another common ash species?
A) Red Oak
B) Green Ash
C) Paper Birch
D) American Beech
  • 14. What is a key difference between white ash and green ash?
A) Green ash is only found in the east
B) White ash leaflets are paler underneath
C) White ash has serrated edges
D) Green ash has opposite branching
  • 15. What is the texture of white ash twigs?
A) Hairy
B) Rough
C) Spiny
D) Smooth
  • 16. What is the texture of green ash twigs?
A) Slightly hairy or smooth
B) Very hairy
C) Spiny
D) Waxy
  • 17. What threat significantly impacts ash trees?
A) Spruce Budworm
B) Gypsy Moth
C) Emerald Ash Borer
D) Asian Longhorned Beetle
  • 18. What part of the ash tree does the Emerald Ash Borer primarily damage?
A) Inner bark (phloem)
B) Outer bark
C) Leaves
D) Roots
  • 19. What is a common symptom of Emerald Ash Borer infestation?
A) Large round holes
B) D-shaped exit holes
C) Sap oozing from the trunk
D) Yellowing needles
  • 20. What is a distinguishing characteristic of Black Ash?
A) Alternate leaf arrangement
B) Bright red samaras
C) Sessile leaflets
D) Perfectly smooth bark
  • 21. What does "sessile" mean in the context of Black Ash leaflets?
A) Having a toothed margin
B) Having a hairy surface
C) Lacking a stalk
D) Being unusually large
  • 22. How can you confirm a tree is an ash tree when leaves are absent?
A) Check for thorns on the trunk
B) Smell the bark
C) Look for needles
D) Observe the opposite branching pattern
  • 23. Which ash species is most susceptible to Emerald Ash Borer?
A) Black Ash is resistant
B) Green Ash is resistant
C) All ash species are susceptible
D) White Ash is resistant
  • 24. What color change often occurs in ash leaves before they drop in the fall?
A) Purple
B) Brown
C) Red
D) Yellow
  • 25. What is the typical habitat of ash trees?
A) Rocky hillsides
B) Dry, sandy soils
C) Moist, well-drained soils
D) Swamps
  • 26. What is a common use for ash wood?
A) Fuel wood
B) Paper production
C) Baseball bats
D) Insulation
  • 27. Which of the following is NOT a characteristic of ash trees?
A) Pinnately compound leaves
B) Diamond-shaped bark ridges
C) Needle-like leaves
D) Opposite leaf arrangement
  • 28. What type of symmetry do ash leaves exhibit?
A) Asymmetry
B) Bilateral symmetry
C) Spiral symmetry
D) Radial symmetry
  • 29. What is the best time of year to identify ash trees using leaf characteristics?
A) Summer
B) Early spring
C) Winter
D) Late fall
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