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How to Identify and Classify Currants
  • 1. What is the most defining characteristic to differentiate currants from gooseberries?
A) Currants are always red; gooseberries are always green.
B) Currants are sweet; gooseberries are sour.
C) Currants are thorny; gooseberries are thornless.
D) Currants grow in clusters; gooseberries grow singly.
  • 2. Which genus do currants belong to?
A) Fragaria
B) Vaccinium
C) Ribes
D) Rubus
  • 3. What color are the berries of the 'Red Lake' currant variety?
A) White
B) Red
C) Black
D) Pink
  • 4. Which of these is NOT a common color for currant berries?
A) Red
B) White
C) Blue
D) Black
  • 5. How are black currants typically used compared to red currants?
A) Only used as ornamental plants.
B) More often used in jams and preserves due to their strong flavor.
C) Exclusively used in alcoholic beverages.
D) More often eaten fresh due to their sweetness.
  • 6. What is a characteristic flavor profile of black currants?
A) Extremely sweet and fruity.
B) Earthy and tart with a unique aroma.
C) Bitter and unpleasant.
D) Mild and bland.
  • 7. What leaf characteristic is helpful for currant identification?
A) Serrated, heart-shaped leaves.
B) Needle-like leaves.
C) Smooth, oval leaves.
D) Palmate lobed leaves.
  • 8. How many lobes do currant leaves typically have?
A) 6-8
B) 3-5
C) More than 10
D) 1-2
  • 9. What is the typical growth habit of a currant bush?
A) Upright and spreading.
B) Ground-hugging and low.
C) Trailing and vine-like.
D) Columnar and narrow.
  • 10. Which currant species is commonly used for creating 'crème de cassis' liqueur?
A) Alpine currant (Ribes alpinum).
B) Red currant (Ribes rubrum).
C) Black currant (Ribes nigrum).
D) White currant (Ribes rubrum 'White Versailles').
  • 11. How does the flavor of white currants compare to red currants?
A) Sweeter and less tart.
B) Identical in flavor.
C) More tart and acidic.
D) Bitter and unpleasant.
  • 12. What is the flowering time for most currant varieties?
A) Winter
B) Autumn
C) Summer
D) Spring
  • 13. What type of soil do currants prefer?
A) Extremely acidic soil.
B) Dry, sandy soil.
C) Waterlogged, clay soil.
D) Well-drained, fertile soil.
  • 14. How much sunlight do currants need to thrive?
A) Full sun to partial shade.
B) Full shade only.
C) Very little sunlight.
D) Artificial light only.
  • 15. What is the primary method of propagating currants?
A) Air layering.
B) Cuttings.
C) Seeds.
D) Grafting.
  • 16. Which disease is a significant concern for currant bushes?
A) Apple scab.
B) White pine blister rust.
C) Powdery mildew.
D) Black spot.
  • 17. Why is white pine blister rust a concern for currant growers?
A) The disease has no impact on currant plants.
B) The disease only affects the fruit, not the plant.
C) Currants are an alternate host for the disease, impacting white pines.
D) Currants are directly killed by the disease.
  • 18. What is the best time of year to prune currant bushes?
A) Late winter or early spring.
B) Any time of year.
C) Late autumn.
D) Mid-summer.
  • 19. What is the purpose of pruning currant bushes?
A) To improve air circulation and fruit production.
B) To stunt the plant's growth.
C) To prevent flowering.
D) To make the plant more aesthetically pleasing.
  • 20. How many years does it typically take for a newly planted currant bush to produce fruit?
A) 5-7 years.
B) 10+ years.
C) 1-3 years.
D) Immediately after planting.
  • 21. What is the approximate height of a mature currant bush?
A) Less than 1 foot.
B) Over 20 feet.
C) 10-15 feet.
D) 3-5 feet.
  • 22. What is a potential pest that can affect currant bushes?
A) Aphids.
B) All of the above.
C) Currant borer.
D) Japanese beetle.
  • 23. Where do currants typically produce the most fruit?
A) On new growth only
B) On the oldest wood
C) Equally on all wood ages
D) On 2-3 year old wood
  • 24. Which species of currant is known for its ornamental value due to fragrant yellow flowers?
A) Golden Currant (Ribes aureum)
B) Red Currant (Ribes rubrum)
C) Black Currant (Ribes nigrum)
D) Alpine Currant (Ribes alpinum)
  • 25. What nutrient is particularly important for currant growth and fruit production?
A) Calcium
B) Potassium
C) Nitrogen
D) Phosphorus
  • 26. Which form of nitrogen is most readily available to currant bushes?
A) Urea
B) Atmospheric nitrogen
C) Ammonium
D) Nitrate
  • 27. What pH level is ideal for growing currants?
A) Above 9.0
B) 4.0-5.0
C) 7.5-8.5
D) 6.0-7.0
  • 28. Which is a common use for currant leaves?
A) Making herbal tea
B) Animal feed
C) Used to make paper
D) Mulching material
  • 29. Which vitamin are currants particularly rich in?
A) Vitamin B12
B) Vitamin D
C) Vitamin A
D) Vitamin C
  • 30. What is the best way to protect currants from birds?
A) Netting
B) Scarecrows
C) Shiny objects
D) Loud noises
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