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