How to Identify and Classify Dewberries
  • 1. What is the typical growth habit of a dewberry plant?
A) Tall tree
B) Climbing vine
C) Trailing or prostrate
D) Erect shrub
  • 2. Dewberries typically produce fruit:
A) Year-round
B) On second-year canes
C) Only in shaded areas
D) On current-year canes
  • 3. Dewberry thorns are usually:
A) Large and abundant
B) Absent
C) Small and sparse
D) Hooked and sharp
  • 4. What is the typical color of ripe dewberries?
A) Bright red
B) Yellow
C) Green
D) Dark purple to black
  • 5. Compared to blackberries, dewberries generally ripen:
A) Earlier in the season
B) At the same time
C) Not at all
D) Later in the season
  • 6. Dewberry stems are commonly called:
A) Branches
B) Trunks
C) Canes
D) Vines
  • 7. The fruit of a dewberry is technically a:
A) Berry
B) Pome
C) Aggregate fruit
D) Drupe
  • 8. What is a key difference between dewberries and blackberries in terms of fruit removal?
A) Both keep the torus attached.
B) Neither keep the torus attached.
C) Dewberries keep the torus attached to the fruit when picked.
D) Blackberries keep the torus attached.
  • 9. Which habitat is most likely to support dewberries?
A) Fields and thickets
B) Alpine meadows
C) Deserts
D) Dense forests
  • 10. Dewberries are in the same plant family as:
A) Lilies
B) Roses
C) Grasses
D) Sunflowers
  • 11. What is the genus name for dewberries?
A) Vaccinium
B) Rubus
C) Solanum
D) Fragaria
  • 12. How many leaflets typically comprise a dewberry leaf?
A) 3-5
B) 7-9
C) 1
D) More than 10
  • 13. Are dewberries considered native to North America?
A) Yes, many species are native.
B) It's uncertain.
C) No, they are all introduced.
D) Only one species is native.
  • 14. What is the best time of year to prune dewberries?
A) Late fall
B) Early spring
C) After fruiting
D) Mid-summer
  • 15. What is a distinguishing feature of dewberry flowers?
A) Yellow petals
B) White petals
C) Blue petals
D) Red petals
  • 16. Which soil type is most suitable for dewberries?
A) Sandy soil
B) Waterlogged soil
C) Clay soil
D) Well-drained soil
  • 17. What is a common use for dewberries besides eating fresh?
A) Fuel
B) Making jams and jellies
C) Building materials
D) Dyeing fabrics
  • 18. How does dewberry fruit appear differently on the plant than blackberries?
A) They have a fuzzy exterior
B) They appear dew-kissed, or covered with a whitish bloom
C) They are much larger.
D) They appear in clusters
  • 19. What is a recommended method to propagate dewberries?
A) Air layering
B) Grafting
C) Budding
D) Tip layering
  • 20. What is the primary difference in growth habit between northern and southern dewberry species?
A) Northern species grow as erect shrubs.
B) There is no specific difference
C) Southern species grow exclusively in water.
D) Northern species are less thorny.
  • 21. Which of the following is a potential pest of dewberries?
A) Bees
B) Earthworms
C) Spider mites
D) Ladybugs
  • 22. What is a benefit of growing dewberries?
A) Creating shade
B) Attracting pollinators
C) Preventing soil erosion
D) Repelling insects
  • 23. Dewberries are rich in which vitamin?
A) Vitamin A
B) Vitamin C
C) Vitamin D
D) Vitamin B12
  • 24. What is meant by 'biennial' when describing dewberry cane growth?
A) Canes live for several years.
B) Canes live for two years.
C) Canes live indefinitely.
D) Canes live for one year.
  • 25. What is a common method of supporting dewberry plants in cultivation?
A) Trellising
B) Mulching
C) Fertilizing
D) Watering
  • 26. Which of these is NOT a characteristic to consider when identifying dewberries?
A) Color and presence of thorns on canes
B) Shape and serration of leaves
C) Bark texture of mature trees nearby
D) The presence of a torus on the picked fruit.
  • 27. What does the term 'self-fruitful' mean regarding dewberries?
A) They do not require pollination.
B) They can be pollinated by their own pollen.
C) They require a different variety for pollination.
D) They are resistant to diseases.
  • 28. What is the significance of chilling hours for dewberries?
A) Chilling hours determine leaf color.
B) They need a certain period of cold to fruit properly.
C) They are not affected by chilling hours.
D) They require a certain period of heat to fruit properly.
  • 29. Which of these fruits is most closely related to the dewberry?
A) Raspberry
B) Blackberry
C) Blueberry
D) Strawberry
  • 30. What is a simple way to differentiate between dewberries and young blackberry canes?
A) Blackberry canes have thorns that are a different color
B) Dewberry canes tend to trail along the ground, while young blackberry canes are more upright
C) Blackberry canes always grow in pairs
D) Dewberry canes have larger leaves
Created with That Quiz — the math test generation site with resources for other subject areas.