ThatQuiz Test Library Take this test now
How to Identify and Classify Dragon Fruits
Contributed by: Woolley
  • 1. What is the most common flesh color of dragon fruit?
A) Green
B) Blue
C) White
D) Black
  • 2. The scientific name for dragon fruit is primarily from what genus?
A) Citrus
B) Mangifera
C) Solanum
D) Hylocereus
  • 3. What is the defining characteristic of a 'red skin, white flesh' dragon fruit?
A) Green skin with red flesh.
B) Purple skin with purple flesh.
C) Yellow skin with white flesh.
D) Red or pink skin with white flesh.
  • 4. What is the shape of a typical dragon fruit?
A) Round
B) Square
C) Triangular
D) Oblong
  • 5. What feature distinguishes Hylocereus costaricensis?
A) Very small fruit
B) No thorns
C) Yellow skin
D) Deep magenta flesh
  • 6. How can you generally tell if a dragon fruit is ripe?
A) Skin is hard as a rock
B) Skin turns bright and slightly soft
C) Skin is completely green
D) Stem is completely dry and brown
  • 7. What is the texture of dragon fruit flesh generally described as?
A) Like a banana
B) Similar to kiwi
C) Like an apple
D) Like a pear
  • 8. Which type of dragon fruit has yellow skin and white flesh?
A) Hylocereus megalanthus
B) Hylocereus undatus
C) Selenicereus testatus
D) Hylocereus costaricensis
  • 9. What are the small black seeds in dragon fruit rich in?
A) Omega-3 fatty acids
B) Iron
C) Sodium
D) Calcium
  • 10. What characteristic of the plant itself can aid identification?
A) Root color
B) Fruit weight
C) Stem shape
D) Seed size
  • 11. The 'American Beauty' is characterized by what flesh color?
A) White
B) Pink
C) Magenta
D) Yellow
  • 12. What is the flavor profile of a typical dragon fruit?
A) Mildly sweet
B) Intensely spicy
C) Extremely bitter
D) Very sour
  • 13. What is the significance of the bracts (scales) on the fruit?
A) They can help distinguish varieties
B) They indicate ripeness
C) They are always the same across all varieties
D) They determine the sweetness
  • 14. Which of these dragon fruit varieties is known for its smaller size?
A) Hylocereus megalanthus
B) Hylocereus costaricensis
C) Hylocereus undatus
D) Selenicereus testatus
  • 15. What factor most greatly affects the flavor intensity of dragon fruit?
A) Variety and growing conditions
B) Color of the skin
C) Thickness of the stem
D) Size of the fruit
  • 16. What growing habit describes the Dragon Fruit plant?
A) Ground cover
B) Shrub
C) Climbing vine
D) Tree
  • 17. The term 'pitaya' refers to which fruit?
A) Guava
B) Mango
C) Papaya
D) Dragon fruit
  • 18. What is one visual cue that indicates fruit maturity, looking at the wing bracts?
A) Bracts fall off completely
B) Bracts secrete a sticky substance
C) Bracts become more vibrant green
D) Bracts begin to dry out and turn brown
  • 19. What's a key distinction between *Hylocereus* and *Selenicereus*?
A) Fruit size
B) Taste profile
C) Flowering time (night vs. day)
D) Skin color
  • 20. If you see a dragon fruit with extremely prominent and pronounced ribs, which variety could it be?
A) Hylocereus undatus
B) Hylocereus costaricensis
C) Selenicereus testatus
D) Hylocereus megalanthus
  • 21. What's the significance of self-fertility in dragon fruit varieties?
A) They are more resistant to pests
B) They don't require cross-pollination
C) They always produce sweeter fruit
D) They grow faster
  • 22. How does sun exposure affect dragon fruit skin color?
A) More sun makes the skin green
B) More sun makes the skin white
C) More sun enhances red/pink color
D) Sun exposure has no effect
  • 23. What climate is most suitable for Dragon Fruit production?
A) Arctic
B) Tropical or subtropical
C) Desert
D) Temperate
  • 24. Which characteristic will NOT help you identify a specific variety?
A) Skin color
B) Fruit size
C) Seed color
D) Flesh color
  • 25. What role do insects and animals play in Dragon Fruit reproduction?
A) Seed dispersal
B) Defense
C) Nutrient Absorption
D) Pollination
  • 26. Which part of the dragon fruit flower becomes the fruit?
A) Sepals
B) Petals
C) Ovary
D) Stamen
  • 27. Why is knowing the variety important for commercial dragon fruit growers?
A) Impacts watering needs
B) Changes pruning requirements
C) Determines plant height
D) Affects market value
  • 28. What is the edible part of the dragon fruit?
A) Skin
B) Flesh
C) Leaves
D) Seeds only
  • 29. What does 'determinate growth' mean in relation to dragon fruit?
A) It only grows in specific climates
B) It grows indefinitely
C) It only grows in specific seasons
D) The plant stops growing at a certain point
Created with That Quiz — the math test generation site with resources for other subject areas.