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How to Identify and Classify Raspberries
Contributed by: Andrews
  • 1. What is the primary fruit characteristic used to identify raspberries?
A) The size of the leaves.
B) The thorniness of the plant.
C) The ease with which the fruit separates from the receptacle.
D) The color of the canes.
  • 2. If a fruit comes off the plant leaving a white core (receptacle) exposed, it is likely a:
A) Strawberry
B) Dewberry
C) Blackberry
D) Raspberry
  • 3. What is the typical color of a red raspberry?
A) Red to dark red
B) Black
C) Purple
D) Yellow
  • 4. What type of cane growth characterizes summer-bearing raspberries?
A) Fruiting on second-year canes (floricanes)
B) Fruiting on first-year canes (primocanes)
C) Fruiting directly from the root system
D) Fruiting on both first and second-year canes
  • 5. What type of cane growth characterizes fall-bearing raspberries?
A) Fruiting on second-year canes (floricanes)
B) Fruiting on first-year canes (primocanes)
C) Fruiting on both first and second-year canes
D) Fruiting only after a period of dormancy
  • 6. Which of the following is a common characteristic of black raspberries?
A) Yellow fruit and thornless canes
B) Black fruit and arching canes
C) Red fruit and erect canes
D) Purple fruit and trailing canes
  • 7. What is the term for raspberries that produce two crops per year?
A) Annual
B) Biennial
C) Perennial
D) Everbearing
  • 8. The term 'primocane' refers to:
A) The root system
B) A second-year cane
C) The flower buds
D) A first-year cane
  • 9. The term 'floricane' refers to:
A) A second-year cane
B) The flower buds
C) The root system
D) A first-year cane
  • 10. Which cane type will produce fruit on a summer-bearing raspberry?
A) Floricane
B) Root sucker
C) Primocane
D) Leaf stem
  • 11. What is the general shape of a raspberry leaf?
A) Scale-like
B) Simple
C) Needle-like
D) Compound
  • 12. What is a common characteristic of purple raspberries?
A) They are hybrids of red and black raspberries
B) They only grow in specific soil types
C) They are true-breeding varieties
D) They are resistant to all common raspberry diseases
  • 13. How does pruning differ between summer-bearing and fall-bearing raspberries?
A) Fall-bearing requires removal of floricanes, summer-bearing can be mowed down.
B) Summer-bearing requires removal of floricanes, fall-bearing can be mowed down.
C) Neither type requires pruning.
D) Both types require the same pruning methods.
  • 14. Which of the following factors is important when selecting a raspberry variety?
A) Cane height
B) Leaf shape
C) Disease resistance
D) Flower color
  • 15. What soil pH is generally best for growing raspberries?
A) Neutral (7.0)
B) Slightly acidic (6.0-6.8)
C) Alkaline (8.0-9.0)
D) Highly acidic (4.0-5.0)
  • 16. What does 'self-fruitful' mean in the context of raspberries?
A) The plant requires cross-pollination with another variety.
B) The plant does not require pollination to produce fruit.
C) The plant can pollinate itself to produce fruit.
D) The plant is resistant to most common diseases.
  • 17. How are most raspberry plants propagated?
A) From leaf cuttings
B) From grafting
C) From seeds
D) From root suckers or cane cuttings
  • 18. Which of the following is a common raspberry pest?
A) Tomato hornworm
B) Squash vine borer
C) Rose aphid
D) Raspberry crown borer
  • 19. Which of the following is a common raspberry disease?
A) Powdery mildew
B) Anthracnose
C) Late blight
D) Septoria leaf spot
  • 20. What is the ideal planting depth for raspberry plants?
A) It does not matter as long as the roots are covered.
B) Deeper than they were in the nursery.
C) At the same depth they were in the nursery.
D) Shallower than they were in the nursery.
  • 21. What is the typical spacing between raspberry plants in a row?
A) 2-3 feet
B) 6-8 inches
C) 5-6 feet
D) 10-12 feet
  • 22. What type of support system is often used for raspberries?
A) Staking
B) Fertilizing
C) Mulching
D) Trellis
  • 23. Why is good air circulation important for raspberry plants?
A) To improve pollination.
B) To deter insect pests.
C) To reduce the risk of fungal diseases.
D) To increase fruit size.
  • 24. What type of fertilizer is generally recommended for raspberries?
A) A high-phosphorus fertilizer.
B) A balanced fertilizer with nitrogen, phosphorus, and potassium.
C) A high-nitrogen fertilizer.
D) A high-potassium fertilizer.
  • 25. When is the best time to harvest raspberries?
A) When the fruit is fully colored and easily separates from the receptacle.
B) It does not matter as long as the fruit is on the plant
C) When the fruit is still slightly green.
D) When the fruit is overripe and soft.
  • 26. What is the best way to store freshly harvested raspberries?
A) Leave them at room temperature in a sealed container.
B) Refrigerate immediately in a shallow container.
C) Freeze them without washing.
D) Wash them immediately and then refrigerate.
  • 27. What causes crumbly fruit in raspberries?
A) Overwatering
B) Insect damage
C) Poor pollination or virus infection
D) Nutrient deficiency
  • 28. What does it mean for a raspberry variety to be 'thornless'?
A) The canes have very few or no thorns.
B) The plant is resistant to all diseases.
C) The plant requires no pruning.
D) The plant does not produce any fruit.
  • 29. If a raspberry plant's leaves are yellowing, what might be the cause?
A) Nutrient deficiency or virus
B) Too much water
C) Too much sun
D) Normal seasonal change
  • 30. What is the function of mulching around raspberry plants?
A) Suppress weeds, retain moisture, and regulate soil temperature
B) Prevent insect infestations
C) Increase sunlight exposure
D) Attract pollinators
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