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