How to Identify and Classify Crabapples - Test
How to Identify and Classify Crabapples
  • 1. What is the primary characteristic that defines a crabapple?
A) Fruit diameter of 2 inches or less
B) Thorn-like branches
C) Edible fruit regardless of size
D) Specific leaf shape
  • 2. Which fruit feature is MOST important for identifying crabapple cultivars?
A) Color and size
B) Branch angle
C) Bark texture
D) Leaf shape
  • 3. A 'persistent' fruit on a crabapple refers to what?
A) Fruit remaining on the tree through winter
B) Fruit that is resistant to pests
C) Fruit ripening early in the season
D) Fruit that is very hard
  • 4. What leaf characteristic can help differentiate crabapple varieties?
A) Leaf weight
B) Leaf thickness
C) Leaf size
D) Presence or absence of pubescence (hairs)
  • 5. Which disease is commonly found on crabapple trees?
A) Dutch elm disease
B) Rose black spot
C) Powdery mildew on oaks
D) Apple scab
  • 6. Why is disease resistance important when selecting crabapple cultivars?
A) To minimize the need for chemical treatments
B) To improve the taste of the fruit
C) To make the tree grow faster
D) To increase fruit production
  • 7. What type of flower arrangement is most common in crabapples?
A) Tripled
B) Double
C) Single
D) Quadruple
  • 8. What flower color is commonly seen in crabapple blossoms?
A) Pink
B) Orange
C) Blue
D) Purple
  • 9. What fruit characteristic affects the aesthetic appeal in winter?
A) Fruit color
B) Fruit firmness
C) Fruit size
D) Fruit texture
  • 10. Which form is NOT typically observed in crabapple trees?
A) Rounded
B) Columnar
C) Vase-shaped
D) Weeping
  • 11. What is a significant consideration when using crabapples for wildlife?
A) Flower fragrance
B) Branch density
C) Fruit persistence
D) Leaf color
  • 12. What is the significance of the calyx end of the fruit?
A) It indicates the level of disease resistance
B) It has no significance
C) It helps in identifying specific cultivars
D) It determines the fruit's sweetness
  • 13. Which factor affects the flavor of crabapples?
A) Bark thickness
B) Cultivar
C) Leaf shape
D) Tree size
  • 14. What does the term 'scab resistant' mean for a crabapple tree?
A) The tree is less likely to be affected by apple scab disease.
B) The fruit will be larger than normal.
C) The tree requires no pruning.
D) The tree is immune to all diseases.
  • 15. What time of year is best to evaluate fruit color for identification?
A) Summer
B) Fall
C) Winter
D) Spring
  • 16. Which environmental factor can affect fruit set in crabapples?
A) Fertilizer type
B) Pollination
C) Pruning method
D) Soil pH
  • 17. Why are crabapples often grafted?
A) To propagate desirable traits
B) To make the tree more cold hardy
C) To make the fruit larger
D) To change the flower color
  • 18. What is a key difference between crabapples and standard apple trees?
A) Root structure
B) Leaf shape
C) Fruit size
D) Bark texture
  • 19. Which of the following is NOT a use for crabapples?
A) Wildlife food source
B) Lumber production
C) Jelly making
D) Ornamental planting
  • 20. What part of the crabapple flower develops into the fruit?
A) Ovary
B) Petal
C) Sepal
D) Stamen
  • 21. How does sun exposure impact crabapple fruit color?
A) More sun intensifies the color
B) Sun exposure has no effect on color
C) More sun lightens the color
D) It makes the fruit sweeter
  • 22. What tool is best for accurately measuring crabapple fruit diameter?
A) Caliper
B) Tape measure
C) Ruler
D) Eyeballing
  • 23. What characteristic of the bark is LEAST helpful for identification?
A) Peeling pattern
B) Color when the tree is young
C) Furrow depth
D) Presence of lenticels
  • 24. What is the term for the opening on the fruit where the stem was attached?
A) Core
B) Fruit apex
C) Calyx end
D) Stem end
  • 25. Why is knowing the parentage of a crabapple cultivar useful?
A) It affects its growth rate.
B) It can help predict its characteristics.
C) It guarantees disease resistance.
D) It determines its price.
  • 26. Which factor is LEAST important for crabapple flower identification?
A) Petal thickness
B) Petal number
C) Flower color
D) Flower fragrance
  • 27. What does 'alternate' leaf arrangement mean on a crabapple branch?
A) Leaves are arranged in whorls.
B) Leaves are clustered at the end of the branch.
C) Leaves are arranged in pairs opposite each other.
D) Leaves are arranged singly at different points along the stem.
  • 28. What is the typical pH range that crabapples prefer?
A) 7.5-8.5
B) 8.5-9.5
C) 6.0-7.0
D) 4.0-5.0
  • 29. What is the primary purpose of pruning crabapple trees?
A) To change the flower color.
B) To increase fruit size.
C) To prevent disease.
D) To improve air circulation and light penetration.
  • 30. Which characteristic is most helpful in identifying a crabapple seedling?
A) Bark texture
B) Fruit size
C) Flower color
D) Leaf characteristics
Created with That Quiz — a math test site for students of all grade levels.