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How to Identify and Classify Cedar Trees - Exam
Contributed by: Crossley
  • 1. Which of these is a key characteristic of true cedar trees?
A) Needles arranged in whorls or spirals
B) Flat, scale-like leaves
C) Opposite branching pattern
D) Berry-like cones
  • 2. True cedars belong to the genus:
A) Juniperus
B) Thuja
C) Cedrus
D) Chamaecyparis
  • 3. Which cedar species is native to the Atlas Mountains?
A) Lebanon Cedar (Cedrus libani)
B) Deodar Cedar (Cedrus deodara)
C) Atlas Cedar (Cedrus atlantica)
D) Eastern Red Cedar (Juniperus virginiana)
  • 4. What cone characteristic helps distinguish Cedrus species?
A) Fleshy, berry-like cones
B) Pendant cones that remain intact
C) Upright cones that disintegrate on the tree
D) Tiny, almost invisible cones
  • 5. The needles of Deodar Cedar (Cedrus deodara) are typically:
A) Scale-like and pressed against the stem
B) Bluish-green and drooping
C) Bright green and stiff
D) Yellow-green and sharp
  • 6. What is a 'false cedar'?
A) A young cedar tree.
B) A cedar tree with a disease.
C) A cedar tree that has been pruned incorrectly.
D) A tree that looks like a cedar but is not in the Cedrus genus.
  • 7. Which of these is NOT a true cedar?
A) Atlas Cedar (Cedrus atlantica)
B) Deodar Cedar (Cedrus deodara)
C) Eastern Red Cedar (Juniperus virginiana)
D) Lebanon Cedar (Cedrus libani)
  • 8. Eastern Red Cedar is actually a:
A) Fir
B) Cypress
C) Pine
D) Juniper
  • 9. What is the typical lifespan of a Lebanon Cedar?
A) Only a few decades
B) Hundreds of years
C) Less than 50 years
D) Around 100 years
  • 10. Which cedar is known for its strong, aromatic wood?
A) All true cedars
B) Eastern Red Cedar
C) Western Red Cedar
D) Incense Cedar
  • 11. How are cedar cones pollinated?
A) Birds
B) Bees
C) Water
D) Wind
  • 12. What type of climate do true cedars typically prefer?
A) Arctic tundra
B) Tropical rainforest
C) Mediterranean or temperate
D) Desert
  • 13. What is a common use of cedar wood?
A) Food for livestock
B) Making chests and closets
C) Fuel for heating
D) Paper production
  • 14. Which cedar is the national emblem of Lebanon?
A) Atlas Cedar (Cedrus atlantica)
B) Lebanon Cedar (Cedrus libani)
C) Eastern Red Cedar (Juniperus virginiana)
D) Deodar Cedar (Cedrus deodara)
  • 15. What is the primary way to propagate true cedars?
A) Leaf layering
B) Root suckers
C) Cuttings
D) Seeds
  • 16. What type of root system do Cedar trees possess?
A) Knee-like roots
B) Shallow, fibrous root system
C) Aerial roots
D) Deep taproot with lateral roots
  • 17. Which characteristic is NOT common to all true cedars?
A) Needles in whorls
B) Upright cones
C) Aromatic wood
D) Specific needle length
  • 18. What is the significance of the oil found in cedar wood?
A) Prevents the wood from drying out
B) Insect repellent properties
C) Increases the wood's flammability
D) Makes the wood more susceptible to rot
  • 19. Which 'false cedar' is commonly used for hedging?
A) Eastern Red Cedar (Juniperus virginiana)
B) Incense Cedar (Calocedrus decurrens)
C) Thuja (Arborvitae)
D) Port Orford Cedar (Chamaecyparis lawsoniana)
  • 20. How does the bark of a mature Cedar tree typically appear?
A) Green and scaly
B) Smooth and gray
C) Thick, furrowed, and often reddish-brown
D) Thin and papery
  • 21. Deodar Cedar is native to which region?
A) Himalayas
B) South America
C) Mediterranean
D) North America
  • 22. Which of the following is a disease that can affect Cedar trees?
A) Oak wilt
B) Cedar-apple rust
C) Pine needle cast
D) Dutch elm disease
  • 23. What is the growth rate of most true Cedar trees?
A) Slow to moderate
B) Depends on the soil type
C) Very fast
D) Extremely slow
  • 24. Which of these characteristics is typically NOT found in Cedrus species?
A) Berry-like cones
B) Aromatic wood
C) Durable timber
D) Needles in clusters
  • 25. Which is a common use of cedar mulch?
A) Attracting pollinators
B) Adding nitrogen to the soil
C) Repelling insects in gardens
D) Increasing soil pH
  • 26. What is the typical shape of a mature Lebanon Cedar?
A) Weeping
B) Pyramidal
C) Tall and columnar
D) Broad and spreading with a flat top
  • 27. Which Cedar is known for its drooping branch tips?
A) Lebanon Cedar (Cedrus libani)
B) Eastern Red Cedar (Juniperus virginiana)
C) Deodar Cedar (Cedrus deodara)
D) Atlas Cedar (Cedrus atlantica)
  • 28. The term 'whorl' refers to what arrangement of needles on a Cedar tree?
A) Needles growing randomly along the stem
B) Pairs of needles growing opposite each other
C) Needles growing only on one side of the stem
D) A circular arrangement of needles around a stem
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