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