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) Pinus
B) Picea
C) Abies
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) On woody pegs (sterigmata)
B) In bundles
C) With a sheath
D) Directly to the twig
  • 4. Spruce cones typically hang in which direction?
A) Downward
B) Horizontal
C) Upward
D) At an angle
  • 5. Which of the following is a key characteristic of spruce cones?
A) They disintegrate on the tree
B) They release their scales individually
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) Dark green
B) Yellowish-green
C) Light green
D) Bluish-green to silvery-blue
  • 7. The scientific name for blue spruce is?
A) Picea rubens
B) Picea pungens
C) Picea abies
D) Picea mariana
  • 8. Which spruce species is known for its drooping branchlets?
A) Black Spruce
B) Norway Spruce
C) White 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) Black Spruce
C) Serbian Spruce
D) White Spruce
  • 11. The scientific name for Black spruce is?
A) Picea pungens
B) Picea rubens
C) Picea omorika
D) Picea mariana
  • 12. What is a common characteristic of Red Spruce cones?
A) Green color
B) Reddish-brown color
C) Bright blue color
D) Dark purple color
  • 13. The scientific name for Red spruce is?
A) Picea rubens
B) Picea sitchensis
C) Picea abies
D) Picea engelmannii
  • 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 pungens
B) Picea glauca
C) Picea omorika
D) Picea mariana
  • 16. Which spruce is native to the Pacific Northwest and is the largest spruce species?
A) Red Spruce
B) Engelmann Spruce
C) Sitka Spruce
D) White Spruce
  • 17. The scientific name for Sitka spruce is?
A) Picea mariana
B) Picea abies
C) Picea sitchensis
D) Picea rubens
  • 18. Engelmann Spruce is commonly found in which type of environment?
A) Deserts
B) High elevations
C) Coastal regions
D) Swamps
  • 19. The scientific name for Engelmann spruce is?
A) Picea sitchensis
B) Picea engelmannii
C) Picea abies
D) Picea glauca
  • 20. What is the growth habit of Serbian Spruce?
A) Broad and spreading
B) Rounded
C) Narrow and columnar
D) Weeping
  • 21. The scientific name for Serbian spruce is?
A) Picea abies
B) Picea omorika
C) Picea pungens
D) Picea mariana
  • 22. What does 'glauca' mean in botanical Latin?
A) Bluish-green
B) White
C) Reddish
D) Black
  • 23. What does 'pungens' mean in botanical Latin?
A) Small
B) Sharp-pointed
C) Drooping
D) Fragrant
  • 24. The presence of glaucous (bluish-white) bloom on needles helps identify which tree?
A) Red Spruce
B) White Spruce
C) Black Spruce
D) Blue Spruce
  • 25. Which is not a characteristic that helps identify trees?
A) Bark Pattern
B) Soil pH
C) Needle Shape
D) Cone Type
  • 26. What does 'sterigmata' refer to in spruce identification?
A) Branchlets
B) Cone scales
C) Bark ridges
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) White Spruce
C) Blue Spruce
D) Red Spruce
  • 28. What bark color is commonly associated with mature Black Spruce?
A) Dark gray-brown
B) Bright red
C) Light gray
D) Whitish
  • 29. Which of these spruces is considered more shade-tolerant?
A) Blue Spruce
B) Red Spruce
C) Sitka Spruce
D) White Spruce
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