How to Identify and Classify Spruce Trees - Quiz
How to Identify and Classify Spruce Trees
  • 1. What is the genus name for spruce trees?
A) Abies
B) Pinus
C) Picea
D) Larix
  • 2. Spruce needles are typically what shape?
A) Flat
B) Round
C) Scale-like
D) Four-sided (quadrangular)
  • 3. How are spruce needles attached to the twig?
A) With a sheath
B) Directly to the twig
C) On woody pegs (sterigmata)
D) In bundles
  • 4. Spruce cones typically hang in which direction?
A) Upward
B) At an angle
C) Downward
D) Horizontal
  • 5. Which of the following is a key characteristic of spruce cones?
A) They release their scales individually
B) They disintegrate on the tree
C) They fall intact from the tree
D) They remain on the tree for many years
  • 6. What is the color of needles for the blue spruce?
A) Light green
B) Yellowish-green
C) Dark green
D) Bluish-green to silvery-blue
  • 7. The scientific name for blue spruce is?
A) Picea abies
B) Picea rubens
C) Picea pungens
D) Picea mariana
  • 8. Which spruce species is known for its drooping branchlets?
A) Black Spruce
B) White Spruce
C) Norway Spruce
D) Colorado Blue Spruce
  • 9. The scientific name for Norway spruce is?
A) Picea mariana
B) Picea glauca
C) Picea sitchensis
D) Picea abies
  • 10. Which spruce is often found in boggy or swampy areas?
A) Red Spruce
B) Serbian Spruce
C) White Spruce
D) Black Spruce
  • 11. The scientific name for Black spruce is?
A) Picea pungens
B) Picea rubens
C) Picea omorika
D) Picea mariana
  • 12. Which is not a characteristic that helps identify trees?
A) Soil pH
B) Bark Pattern
C) Cone Type
D) Needle Shape
  • 13. Which spruce has a strong, unpleasant odor when the needles are crushed?
A) Red Spruce
B) Blue Spruce
C) White Spruce
D) Norway Spruce
  • 14. What is a common characteristic of Red Spruce cones?
A) Dark purple color
B) Green color
C) Reddish-brown color
D) Bright blue color
  • 15. Which spruce is native to the Pacific Northwest and is the largest spruce species?
A) Engelmann Spruce
B) White Spruce
C) Red Spruce
D) Sitka Spruce
  • 16. What does 'sterigmata' refer to in spruce identification?
A) Bark ridges
B) Woody pegs where needles attach
C) Branchlets
D) Cone scales
  • 17. The presence of glaucous (bluish-white) bloom on needles helps identify which tree?
A) Black Spruce
B) White Spruce
C) Red Spruce
D) Blue Spruce
  • 18. The scientific name for Engelmann spruce is?
A) Picea engelmannii
B) Picea sitchensis
C) Picea glauca
D) Picea abies
  • 19. Which of these spruces is considered more shade-tolerant?
A) Blue Spruce
B) Sitka Spruce
C) White Spruce
D) Red Spruce
  • 20. The scientific name for Sitka spruce is?
A) Picea mariana
B) Picea rubens
C) Picea abies
D) Picea sitchensis
  • 21. The scientific name for Red spruce is?
A) Picea abies
B) Picea rubens
C) Picea sitchensis
D) Picea engelmannii
  • 22. What does 'glauca' mean in botanical Latin?
A) White
B) Black
C) Bluish-green
D) Reddish
  • 23. The scientific name for White spruce is?
A) Picea mariana
B) Picea glauca
C) Picea omorika
D) Picea pungens
  • 24. Which spruce has needles that are flattened in cross-section?
A) None, spruce needles are typically 4-sided
B) Blue Spruce
C) Red Spruce
D) White Spruce
  • 25. What is the growth habit of Serbian Spruce?
A) Broad and spreading
B) Rounded
C) Weeping
D) Narrow and columnar
  • 26. Engelmann Spruce is commonly found in which type of environment?
A) High elevations
B) Coastal regions
C) Swamps
D) Deserts
  • 27. The scientific name for Serbian spruce is?
A) Picea pungens
B) Picea omorika
C) Picea mariana
D) Picea abies
  • 28. What bark color is commonly associated with mature Black Spruce?
A) Whitish
B) Dark gray-brown
C) Light gray
D) Bright red
  • 29. What does 'pungens' mean in botanical Latin?
A) Fragrant
B) Small
C) Sharp-pointed
D) Drooping
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