How to Cultivate Sorb Apples
  • 1. What is the scientific name for sorb apple?
A) Pyrus communis
B) Sorbus domestica
C) Malus sylvestris
D) Crataegus monogyna
  • 2. What type of climate does sorb apple prefer?
A) Arctic
B) Temperate
C) Arid
D) Tropical
  • 3. What is the best method for propagating sorb apple?
A) Cutting
B) Grafting
C) Seed
D) Layering
  • 4. What type of soil is best for sorb apple?
A) Peat
B) Sandy
C) Clay
D) Well-drained, loamy
  • 5. At what age does sorb apple typically begin to bear fruit?
A) 20+ years
B) Immediately after planting
C) 1-2 years
D) 5-10 years
  • 6. What is the ideal pH range for sorb apple soil?
A) 6.0-7.0
B) 4.0-5.0
C) 9.0-10.0
D) 8.0-9.0
  • 7. What type of fertilizer is generally recommended for sorb apple?
A) High Potassium
B) High Nitrogen
C) High Phosphorus
D) Balanced NPK
  • 8. How often should sorb apple trees be watered, especially when young?
A) Regularly, during dry periods
B) Never
C) Daily
D) Rarely, only during extreme drought
  • 9. What is the main pest that commonly affects sorb apple trees?
A) Aphids
B) Rabbits
C) Snails
D) Deer
  • 10. What disease is sorb apple susceptible to?
A) Fire blight
B) Powdery mildew
C) Rust
D) Black spot
  • 11. What is the purpose of pruning sorb apple trees?
A) To stunt growth
B) To attract more pests
C) To prevent flowering
D) To improve fruit production and tree shape
  • 12. When is the best time to prune sorb apple trees?
A) Late winter or early spring
B) Autumn
C) Summer
D) Any time of year
  • 13. How far apart should sorb apple trees be planted?
A) 5-10 feet
B) 20-30 feet
C) 1-2 feet
D) 50+ feet
  • 14. What is the typical size of a mature sorb apple tree?
A) 100+ feet
B) 5-10 feet
C) 30-50 feet
D) 1-2 feet
  • 15. What is the color of ripe sorb apples?
A) Yellowish-green to reddish-brown
B) Black
C) Purple
D) Blue
  • 16. How are sorb apples typically consumed?
A) Processed into jams, jellies, or beverages
B) Discarded as inedible
C) Eaten raw directly from the tree
D) Used as animal feed
  • 17. What is a key characteristic of sorb apple fruit compared to regular apples?
A) Brighter color
B) Sweeter flavor when raw
C) Tannic and acidic flavor when raw
D) Larger size
  • 18. What is the role of pollination in sorb apple cultivation?
A) Irrelevant for fruit set
B) Causes deformed fruit
C) Only required for seed production
D) Essential for fruit set
  • 19. What can be done to improve pollination in a sorb apple orchard?
A) Cover the trees with netting
B) Remove all other flowering plants
C) Spray with insecticides
D) Introduce pollinators like bees
  • 20. What is the purpose of mulching around sorb apple trees?
A) To prevent root growth
B) To attract pests
C) To increase soil acidity
D) To retain moisture and suppress weeds
  • 21. How does sorb apple contribute to biodiversity?
A) Provides food and habitat for wildlife
B) Attracts invasive species
C) Has no effect on biodiversity
D) Reduces the variety of plant life
  • 22. What is the best way to store sorb apples after harvest?
A) Direct sunlight
B) Cool and dry place
C) Warm and humid place
D) Freezing immediately
  • 23. What is the approximate chill hour requirement for sorb apple?
A) 100-200 hours
B) No chill hours required
C) 800-1000 hours
D) 1500+ hours
  • 24. Which of the following is NOT a benefit of growing sorb apple?
A) Supports local ecosystems
B) Provides unique fruit
C) Attractive ornamental tree
D) Requires minimal maintenance
  • 25. What is a common use of sorb apple wood?
A) Construction lumber
B) Paper production
C) Fuelwood
D) Turnery and carving
  • 26. Which continent is sorb apple native to?
A) Australia
B) Asia
C) North America
D) Europe
  • 27. What is the meaning of 'domestica' in Sorbus domestica?
A) Wild
B) Small
C) Mountain
D) Cultivated
  • 28. Why might a support stake be needed for a young sorb apple tree?
A) To prevent flowering
B) To protect from wind damage
C) To accelerate growth
D) To make harvesting easier
  • 29. How can you tell if a sorb apple is ready for harvest?
A) When the leaves start to change color
B) Fruit that falls from the tree on its own
C) Hard fruit that is firmly attached to the stem
D) Slightly softened fruit with easily detachable stem
  • 30. What role does sorb apple play historically?
A) Used solely for animal fodder
B) Used exclusively for ornamental purposes
C) Primary food source for early humans
D) Traditional ingredient in fermented beverages
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