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How to Identify and Classify Raspberries - Test
Contributed by: Andrews
  • 1. What is the primary fruit characteristic used to identify raspberries?
A) The color of the canes.
B) The thorniness of the plant.
C) The size of the leaves.
D) The ease with which the fruit separates from the receptacle.
  • 2. If a fruit comes off the plant leaving a white core (receptacle) exposed, it is likely a:
A) Blackberry
B) Raspberry
C) Strawberry
D) Dewberry
  • 3. What is the typical color of a red raspberry?
A) Purple
B) Yellow
C) Red to dark red
D) Black
  • 4. What type of cane growth characterizes summer-bearing raspberries?
A) Fruiting on first-year canes (primocanes)
B) Fruiting on second-year canes (floricanes)
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 only after a period of dormancy
B) Fruiting on second-year canes (floricanes)
C) Fruiting on first-year canes (primocanes)
D) Fruiting on both first and second-year canes
  • 6. Which of the following is a common characteristic of black raspberries?
A) Black fruit and arching canes
B) Red fruit and erect canes
C) Yellow fruit and thornless canes
D) Purple fruit and trailing canes
  • 7. What is the term for raspberries that produce two crops per year?
A) Annual
B) Everbearing
C) Perennial
D) Biennial
  • 8. The term 'primocane' refers to:
A) The root system
B) A second-year cane
C) A first-year cane
D) The flower buds
  • 9. The term 'floricane' refers to:
A) The flower buds
B) The root system
C) A first-year cane
D) A second-year cane
  • 10. Which cane type will produce fruit on a summer-bearing raspberry?
A) Root sucker
B) Leaf stem
C) Primocane
D) Floricane
  • 11. What is the general shape of a raspberry leaf?
A) Scale-like
B) Simple
C) Compound
D) Needle-like
  • 12. What is a common characteristic of purple raspberries?
A) They are true-breeding varieties
B) They only grow in specific soil types
C) They are hybrids of red and black raspberries
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) Neither type requires pruning.
C) Summer-bearing requires removal of floricanes, fall-bearing can be mowed down.
D) Both types require the same pruning methods.
  • 14. Which of the following factors is important when selecting a raspberry variety?
A) Leaf shape
B) Flower color
C) Cane height
D) Disease resistance
  • 15. What soil pH is generally best for growing raspberries?
A) Slightly acidic (6.0-6.8)
B) Highly acidic (4.0-5.0)
C) Neutral (7.0)
D) Alkaline (8.0-9.0)
  • 16. What does 'self-fruitful' mean in the context of raspberries?
A) The plant requires cross-pollination with another variety.
B) The plant is resistant to most common diseases.
C) The plant can pollinate itself to produce fruit.
D) The plant does not require pollination to produce fruit.
  • 17. How are most raspberry plants propagated?
A) From seeds
B) From root suckers or cane cuttings
C) From leaf cuttings
D) From grafting
  • 18. Which of the following is a common raspberry pest?
A) Raspberry crown borer
B) Squash vine borer
C) Rose aphid
D) Tomato hornworm
  • 19. Which of the following is a common raspberry disease?
A) Late blight
B) Septoria leaf spot
C) Powdery mildew
D) Anthracnose
  • 20. What is the ideal planting depth for raspberry plants?
A) At the same depth they were in the nursery.
B) It does not matter as long as the roots are covered.
C) Deeper than 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) 10-12 feet
B) 5-6 feet
C) 6-8 inches
D) 2-3 feet
  • 22. What type of support system is often used for raspberries?
A) Staking
B) Trellis
C) Fertilizing
D) Mulching
  • 23. Why is good air circulation important for raspberry plants?
A) To deter insect pests.
B) To reduce the risk of fungal diseases.
C) To improve pollination.
D) To increase fruit size.
  • 24. What type of fertilizer is generally recommended for raspberries?
A) A high-potassium fertilizer.
B) A balanced fertilizer with nitrogen, phosphorus, and potassium.
C) A high-phosphorus fertilizer.
D) A high-nitrogen 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 overripe and soft.
D) When the fruit is still slightly green.
  • 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) Insect damage
B) Poor pollination or virus infection
C) Nutrient deficiency
D) Overwatering
  • 28. What does it mean for a raspberry variety to be 'thornless'?
A) The plant does not produce any fruit.
B) The canes have very few or no thorns.
C) The plant requires no pruning.
D) The plant is resistant to all diseases.
  • 29. If a raspberry plant's leaves are yellowing, what might be the cause?
A) Too much sun
B) Normal seasonal change
C) Nutrient deficiency or virus
D) Too much water
  • 30. What is the function of mulching around raspberry plants?
A) Increase sunlight exposure
B) Prevent insect infestations
C) Suppress weeds, retain moisture, and regulate soil temperature
D) Attract pollinators
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