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How to Identify and Classify Sorb Apples - Quiz
Contributed by: Andrews
  • 1. What is the genus of Sorb apples (Sorbus)?
A) Crataegus
B) Sorbus
C) Pyrus
D) Malus
  • 2. Which of the following is a key characteristic of Sorbus leaves?
A) Palmately compound
B) Needle-like
C) Simple and lobed
D) Pinnately compound
  • 3. What is the fruit of a Sorbus tree typically called?
A) Berry
B) Drupe
C) Capsule
D) Pome
  • 4. What color are Sorbus berries typically?
A) Black
B) Red, orange, or yellow
C) Green
D) Blue or purple
  • 5. Which feature is MOST helpful in distinguishing between different Sorbus species?
A) Bark texture
B) Tree height
C) Leaflet shape and number
D) Flower color
  • 6. What is the typical habitat of many Sorbus species?
A) Deserts
B) Tropical rainforests
C) Aquatic environments
D) Woodland edges and hedgerows
  • 7. Are Sorbus berries typically considered palatable raw?
A) Yes, very sweet
B) Yes, but only when unripe
C) No, often astringent
D) Only in specific cultivars
  • 8. Which is a common use for Sorbus berries?
A) Construction materials
B) Animal feed only
C) Salad dressings
D) Jams and jellies
  • 9. What type of flowering does Sorbus exhibit?
A) Large, solitary flowers
B) Catkins
C) Clusters of small, white flowers
D) Brightly colored, showy blooms
  • 10. What is the bark texture of a mature Sorbus tree typically like?
A) Papery and peeling
B) Smooth and grey, becoming fissured with age
C) Spiny
D) Rough and deeply furrowed
  • 11. Which of these is NOT a common Sorbus species?
A) Sorbus aria (Whitebeam)
B) Sorbus aucuparia (Rowan)
C) Sorbus domestica (Service Tree)
D) Sorbus pinea (Pine Apple)
  • 12. What shape are the leaflets of Sorbus aucuparia (Rowan) typically?
A) Heart-shaped
B) Round
C) Lanceolate
D) Ovate
  • 13. What is a distinguishing feature of Sorbus aria (Whitebeam) leaves?
A) Prominent veins
B) Toothed edges
C) Glossy green surface
D) Silvery-white underside
  • 14. What is the term used to describe the fuzzy covering on some Sorbus leaves?
A) Scabrous
B) Tomentose
C) Glabrous
D) Pubescent
  • 15. How are Sorbus seeds dispersed?
A) By water
B) By birds and other animals
C) By explosive dispersal
D) By wind
  • 16. Which season do Sorbus trees typically flower in?
A) Spring
B) Winter
C) Autumn
D) Summer
  • 17. Which of the following is a hybrid Sorbus species?
A) Sorbus ulleungensis
B) Sorbus x thuringiaca
C) Sorbus americana
D) Sorbus commixta
  • 18. What does 'aucuparia' in Sorbus aucuparia refer to?
A) Leaf shape
B) Attracting birds
C) Berry color
D) Medicinal properties
  • 19. What does the term 'pinnate' refer to regarding Sorbus leaves?
A) Leaf color
B) Leaf texture
C) Arrangement of leaflets on either side of a stem
D) Leaf size
  • 20. What is a key difference between Sorbus aria and Sorbus aucuparia in terms of leaf complexity?
A) Both have compound leaves.
B) Both have simple leaves.
C) Sorbus aria has compound leaves; Sorbus aucuparia has simple leaves.
D) Sorbus aria has simple leaves; Sorbus aucuparia has compound leaves.
  • 21. What is a potential pest that can affect Sorbus trees?
A) Earthworms
B) Aphids
C) Ladybugs
D) Beavers
  • 22. What is the geographic origin of Sorbus trees?
A) Mostly native to Africa
B) Mostly native to the Northern Hemisphere
C) Exclusively found in Australia
D) Exclusively found in South America
  • 23. What is the typical lifespan of a Sorbus tree?
A) 1000+ years
B) 50-100 years
C) 10-20 years
D) 200-300 years
  • 24. Which characteristic of Sorbus berries makes them useful for wildlife?
A) High in Vitamin C
B) High in protein
C) High in calcium
D) High in fat
  • 25. What is one way to prepare Sorbus berries to reduce astringency?
A) Drying
B) Salting
C) Boiling
D) Freezing
  • 26. What is the botanical term for the arrangement of flowers in a cluster, common in Sorbus?
A) Spike
B) Raceme
C) Umbel
D) Corymb
  • 27. Which Sorbus species is known for its larger, pear-shaped fruits?
A) Sorbus torminalis
B) Sorbus aucuparia
C) Sorbus domestica
D) Sorbus aria
  • 28. What type of soil do Sorbus trees generally prefer?
A) Sandy
B) Clay
C) Well-drained
D) Waterlogged
  • 29. What is a traditional medicinal use of Sorbus berries?
A) Relieving headaches
B) Treating scurvy
C) Lowering blood pressure
D) Curing insomnia
  • 30. What is the primary identifying characteristic when young?
A) Height
B) Bark
C) Buds
D) Berries
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