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