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