How to Identify and Classify Raspberries
  • 1. What is the primary fruit characteristic used to identify raspberries?
A) The ease with which the fruit separates from the receptacle.
B) The color of the canes.
C) The size of the leaves.
D) The thorniness of the plant.
  • 2. If a fruit comes off the plant leaving a white core (receptacle) exposed, it is likely a:
A) Strawberry
B) Blackberry
C) Raspberry
D) Dewberry
  • 3. What is the typical color of a red raspberry?
A) Black
B) Yellow
C) Purple
D) Red to dark red
  • 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 on both first and second-year canes
D) Fruiting directly from the root system
  • 5. What type of cane growth characterizes fall-bearing raspberries?
A) Fruiting on first-year canes (primocanes)
B) Fruiting on second-year canes (floricanes)
C) Fruiting only after a period of dormancy
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) Yellow fruit and thornless 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) Everbearing
B) Perennial
C) Annual
D) Biennial
  • 8. The term 'primocane' refers to:
A) A second-year cane
B) A first-year cane
C) The root system
D) The flower buds
  • 9. The term 'floricane' refers to:
A) A first-year cane
B) The root system
C) A second-year cane
D) The flower buds
  • 10. Which cane type will produce fruit on a summer-bearing raspberry?
A) Leaf stem
B) Floricane
C) Primocane
D) Root sucker
  • 11. What is the general shape of a raspberry leaf?
A) Simple
B) Compound
C) Scale-like
D) Needle-like
  • 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 resistant to all common raspberry diseases
D) They are true-breeding varieties
  • 13. How does pruning differ between summer-bearing and fall-bearing raspberries?
A) Summer-bearing requires removal of floricanes, fall-bearing can be mowed down.
B) Neither type requires pruning.
C) Both types require the same pruning methods.
D) Fall-bearing requires removal of floricanes, summer-bearing can be mowed down.
  • 14. Which of the following factors is important when selecting a raspberry variety?
A) Disease resistance
B) Flower color
C) Leaf shape
D) Cane height
  • 15. What soil pH is generally best for growing raspberries?
A) Alkaline (8.0-9.0)
B) Highly acidic (4.0-5.0)
C) Neutral (7.0)
D) Slightly acidic (6.0-6.8)
  • 16. What does 'self-fruitful' mean in the context of raspberries?
A) The plant does not require pollination to produce fruit.
B) The plant can pollinate itself to produce fruit.
C) The plant is resistant to most common diseases.
D) The plant requires cross-pollination with another variety.
  • 17. How are most raspberry plants propagated?
A) From grafting
B) From leaf cuttings
C) From seeds
D) From root suckers or cane cuttings
  • 18. Which of the following is a common raspberry pest?
A) Raspberry crown borer
B) Rose aphid
C) Squash vine borer
D) Tomato hornworm
  • 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) Shallower than they were in the nursery.
B) At the same depth they were in the nursery.
C) It does not matter as long as the roots are covered.
D) Deeper 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) 10-12 feet
D) 5-6 feet
  • 22. What type of support system is often used for raspberries?
A) Mulching
B) Trellis
C) Fertilizing
D) Staking
  • 23. Why is good air circulation important for raspberry plants?
A) To reduce the risk of fungal diseases.
B) To improve pollination.
C) To deter insect pests.
D) To increase fruit size.
  • 24. What type of fertilizer is generally recommended for raspberries?
A) A high-phosphorus fertilizer.
B) A high-potassium fertilizer.
C) A high-nitrogen fertilizer.
D) A balanced fertilizer with nitrogen, phosphorus, and potassium.
  • 25. When is the best time to harvest raspberries?
A) When the fruit is still slightly green.
B) When the fruit is fully colored and easily separates from the receptacle.
C) When the fruit is overripe and soft.
D) It does not matter as long as the fruit is on the plant
  • 26. What is the best way to store freshly harvested raspberries?
A) Leave them at room temperature in a sealed container.
B) Wash them immediately and then refrigerate.
C) Freeze them without washing.
D) Refrigerate immediately in a shallow container.
  • 27. What causes crumbly fruit in raspberries?
A) Nutrient deficiency
B) Insect damage
C) Poor pollination or virus infection
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) Nutrient deficiency or virus
B) Too much sun
C) Too much water
D) Normal seasonal change
  • 30. What is the function of mulching around raspberry plants?
A) Attract pollinators
B) Prevent insect infestations
C) Suppress weeds, retain moisture, and regulate soil temperature
D) Increase sunlight exposure
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