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) Larix
C) Picea
D) Abies
  • 2. Spruce needles are typically what shape?
A) Scale-like
B) Round
C) Flat
D) Four-sided (quadrangular)
  • 3. How are spruce needles attached to the twig?
A) On woody pegs (sterigmata)
B) With a sheath
C) Directly to the twig
D) In bundles
  • 4. Spruce cones typically hang in which direction?
A) Upward
B) Horizontal
C) At an angle
D) Downward
  • 5. Which of the following is a key characteristic of spruce cones?
A) They disintegrate on the tree
B) They remain on the tree for many years
C) They release their scales individually
D) They fall intact from the tree
  • 6. What is the color of needles for the blue spruce?
A) Yellowish-green
B) Dark green
C) Bluish-green to silvery-blue
D) Light 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) Norway Spruce
B) Colorado Blue Spruce
C) White Spruce
D) Black Spruce
  • 9. The scientific name for Norway spruce is?
A) Picea sitchensis
B) Picea mariana
C) Picea abies
D) Picea glauca
  • 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 omorika
C) Picea mariana
D) Picea rubens
  • 12. Which is not a characteristic that helps identify trees?
A) Cone Type
B) Bark Pattern
C) Soil pH
D) Needle Shape
  • 13. Which spruce has a strong, unpleasant odor when the needles are crushed?
A) Blue Spruce
B) White Spruce
C) Red Spruce
D) Norway Spruce
  • 14. What is a common characteristic of Red Spruce cones?
A) Green color
B) Dark purple 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) Red Spruce
B) White Spruce
C) Sitka Spruce
D) Engelmann Spruce
  • 16. What does 'sterigmata' refer to in spruce identification?
A) Bark ridges
B) Woody pegs where needles attach
C) Cone scales
D) Branchlets
  • 17. The presence of glaucous (bluish-white) bloom on needles helps identify which tree?
A) White Spruce
B) Red Spruce
C) Black Spruce
D) Blue Spruce
  • 18. The scientific name for Engelmann spruce is?
A) Picea sitchensis
B) Picea engelmannii
C) Picea abies
D) Picea glauca
  • 19. Which of these spruces is considered more shade-tolerant?
A) Red Spruce
B) White Spruce
C) Sitka Spruce
D) Blue Spruce
  • 20. The scientific name for Sitka spruce is?
A) Picea abies
B) Picea sitchensis
C) Picea mariana
D) Picea rubens
  • 21. The scientific name for Red spruce is?
A) Picea sitchensis
B) Picea abies
C) Picea engelmannii
D) Picea rubens
  • 22. What does 'glauca' mean in botanical Latin?
A) White
B) Bluish-green
C) Reddish
D) Black
  • 23. The scientific name for White spruce is?
A) Picea glauca
B) Picea omorika
C) Picea pungens
D) Picea mariana
  • 24. 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
  • 25. What is the growth habit of Serbian Spruce?
A) Broad and spreading
B) Narrow and columnar
C) Weeping
D) Rounded
  • 26. Engelmann Spruce is commonly found in which type of environment?
A) Swamps
B) Deserts
C) Coastal regions
D) High elevations
  • 27. The scientific name for Serbian spruce is?
A) Picea omorika
B) Picea mariana
C) Picea abies
D) Picea pungens
  • 28. What bark color is commonly associated with mature Black Spruce?
A) Dark gray-brown
B) Bright red
C) Light gray
D) Whitish
  • 29. What does 'pungens' mean in botanical Latin?
A) Fragrant
B) Small
C) Drooping
D) Sharp-pointed
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