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