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How to Identify and Classify Blueberries - Quiz
Contributed by: Woolley
  • 1. What is the most common color of ripe blueberries?
A) Green
B) Bright red
C) Yellow
D) Deep blue with a whitish bloom
  • 2. What is the powdery coating on blueberries called?
A) Wax
B) Bloom
C) Glaze
D) Dust
  • 3. Which blueberry type is generally larger in size?
A) Lowbush
B) All are the same size
C) Highbush
D) Rabbiteye
  • 4. Lowbush blueberries are primarily found in which regions?
A) Southern Europe
B) Australia
C) South America
D) Northern North America
  • 5. Highbush blueberries typically grow to what height?
A) Less than 6 inches
B) 6-12 feet
C) 1-2 feet
D) 20-30 feet
  • 6. What is a key characteristic of Rabbiteye blueberries?
A) Grows best in wet environments
B) Highly susceptible to frost
C) Tolerant of heat and drought
D) Requires very acidic soil
  • 7. What is the shape of a typical blueberry leaf?
A) Square
B) Triangular
C) Circular
D) Elliptical
  • 8. Which season are blueberries typically harvested in?
A) Spring
B) Summer
C) Autumn
D) Winter
  • 9. What is the taste of a ripe blueberry typically described as?
A) Extremely bitter
B) Sweet and slightly tart
C) Completely flavorless
D) Very sour
  • 10. What is the scientific genus of blueberries?
A) Malus
B) Fragaria
C) Vaccinium
D) Rubus
  • 11. What is the best way to determine ripeness by sight?
A) Slightly green color
B) Uniform deep blue color
C) Pale white color
D) Bright red color
  • 12. Which blueberry type needs the most chill hours?
A) Northern Highbush
B) Rabbiteye
C) Lowbush
D) Southern Highbush
  • 13. What soil pH level is ideal for blueberry growth?
A) 4.5 to 5.5
B) 7.5 to 8.5
C) 5.5 to 6.5
D) 6.5 to 7.5
  • 14. Which feature helps distinguish blueberry varieties?
A) Soil acidity level
B) Planting depth
C) Sunlight exposure
D) Leaf shape and venation
  • 15. What is the fruit structure of a blueberry?
A) Drupe
B) Berry
C) Pome
D) Aggregate fruit
  • 16. How do blueberry flowers typically appear?
A) Cone-shaped
B) Star-shaped
C) Bell-shaped
D) Daisy-like
  • 17. What is the common use for blueberries?
A) Animal feed
B) Fresh eating and baking
C) Industrial solvent
D) Road construction
  • 18. What is an important consideration for blueberry pollination?
A) Soil temperature
B) Wind direction
C) Bee activity
D) Cloud cover
  • 19. What root system do blueberries possess?
A) Adventitious
B) Tuberous
C) Fibrous
D) Taproot
  • 20. What type of pruning is beneficial for blueberries?
A) Completely removing all branches
B) Heavy shearing
C) Selective pruning of old wood
D) No pruning required
  • 21. Which factor determines blueberry sweetness?
A) Sugar content
B) Acidity levels
C) Bloom thickness
D) Leaf texture
  • 22. What kind of fertilizer is suitable for blueberries?
A) Acid-forming fertilizer
B) Neutral fertilizer
C) Any fertilizer
D) Alkaline fertilizer
  • 23. What pest is commonly associated with blueberry plants?
A) Spider mites
B) Blueberry maggot
C) Whiteflies
D) Aphids
  • 24. Which disease affects blueberries?
A) Mummy berry
B) Black spot
C) Powdery mildew
D) Leaf rust
  • 25. What can be used to acidify the soil for blueberries?
A) Sulfur
B) Wood ash
C) Baking soda
D) Lime
  • 26. What is the purpose of netting blueberry bushes?
A) Protect from birds
B) Prevent fungal diseases
C) Increase humidity
D) Warm the soil
  • 27. How does pruning help improve blueberry yield?
A) Thickens the stems
B) Decreases the size of the bush
C) Promotes new growth
D) Reduces sun exposure
  • 28. What happens if blueberries lack sufficient chill hours?
A) More vigorous roots
B) Increased leaf growth
C) Deeper blue color
D) Reduced fruit set
  • 29. Which environment promotes better flavor development in blueberries?
A) High humidity
B) Full sun
C) Deep shade
D) Dry air
  • 30. What causes uneven ripening in blueberries?
A) Lack of nitrogen
B) Over-watering
C) Consistent pruning
D) Variable sunlight exposure
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