How to Identify and Classify Kiwifruits
  • 1. What is the primary genus of kiwifruit?
A) Malus
B) Citrus
C) Actinidia
D) Fragaria
  • 2. Which species is the most commercially grown kiwifruit?
A) Actinidia kolomikta
B) Actinidia deliciosa
C) Actinidia arguta
D) Actinidia chinensis
  • 3. What is a key characteristic of 'Hayward' kiwifruit?
A) Small size
B) Red flesh
C) Fuzzy brown skin
D) Smooth green skin
  • 4. Which kiwifruit species is known as 'kiwi berry'?
A) Actinidia chinensis
B) Actinidia deliciosa
C) Actinidia eriantha
D) Actinidia arguta
  • 5. What is the typical flesh color of 'Hayward' kiwifruit?
A) Gold
B) Green
C) White
D) Red
  • 6. Which species typically has golden flesh?
A) Actinidia chinensis
B) Actinidia kolomikta
C) Actinidia arguta
D) Actinidia deliciosa
  • 7. What is the approximate size of a 'kiwi berry'?
A) Lemon-sized
B) Orange-sized
C) Grape-sized
D) Egg-sized
  • 8. Which species is known for its ornamental pink and white foliage?
A) Actinidia deliciosa
B) Actinidia kolomikta
C) Actinidia arguta
D) Actinidia chinensis
  • 9. What is the primary method of kiwifruit propagation?
A) Layering
B) Direct seeding
C) Division
D) Grafting
  • 10. Kiwifruit are dioecious. What does this mean?
A) Separate male and female plants
B) Hermaphroditic flowers
C) Grows only in tropical climates
D) Self-pollinating
  • 11. What is a key indicator of kiwifruit ripeness?
A) Bright green color
B) Slight give to pressure
C) Attached stem
D) Completely hard fruit
  • 12. Which of these is NOT a factor in classifying kiwifruit?
A) Soil pH
B) Flesh color
C) Fruit size
D) Skin texture
  • 13. What is a common pest affecting kiwifruit?
A) Scale insects
B) Aphids
C) Grasshoppers
D) Ladybugs
  • 14. Which climate is most suitable for growing Actinidia deliciosa?
A) Temperate
B) Polar
C) Tropical
D) Arid
  • 15. Which type of kiwifruit can often be eaten whole (skin and all)?
A) Actinidia eriantha
B) Hayward (Actinidia deliciosa)
C) Golden kiwifruit (Actinidia chinensis)
D) Kiwi berry (Actinidia arguta)
  • 16. What is the typical shape of 'Hayward' kiwifruit?
A) Elongated
B) Pear-shaped
C) Oval
D) Round
  • 17. What visual characteristic distinguishes 'Gold' kiwifruit from 'Green' kiwifruit?
A) Skin texture
B) Size
C) Flesh color
D) Shape
  • 18. Why is proper pollination crucial for kiwifruit production?
A) Disease resistance
B) Leaf growth
C) Root development
D) Fruit set and size
  • 19. What do you call the vine or plant structure on which kiwifruit grows?
A) Tree
B) Bush
C) Arbor
D) Shrub
  • 20. Which continent did Kiwifruit originate from?
A) South America
B) Asia
C) Europe
D) Africa
  • 21. What is the main difference between a kiwifruit 'selection' and a 'cultivar'?
A) Cultivars are always male plants
B) Cultivars are bred and propagated consistently
C) Selections are only found in the wild
D) Selections are always superior to cultivars
  • 22. Which of the following describes the leaf shape of most kiwifruit vines?
A) Elliptical (oval-shaped)
B) Cordate (heart-shaped)
C) Lanceolate (spear-shaped)
D) Palmate (hand-shaped)
  • 23. What is the role of hydrogen cyanamide in kiwifruit cultivation?
A) Increasing vine growth
B) Breaking dormancy
C) Preventing fungal diseases
D) Enhancing fruit color
  • 24. How does fruit size typically change as you move along a kiwifruit cane from base to tip?
A) Becomes erratic
B) Increases
C) Decreases
D) Stays the same
  • 25. What is a major post-harvest consideration for kiwifruit to maintain quality?
A) High humidity
B) Freezing temperature
C) Light exposure
D) Ethylene sensitivity
  • 26. What is the approximate number of days from flowering to harvest for 'Hayward' kiwifruit?
A) 100-120 days
B) 220-240 days
C) 150-170 days
D) 60-80 days
  • 27. What is the Brix level a measure of?
A) Acidity
B) Firmness
C) Sugar content
D) Vitamin C content
  • 28. What can be used as an indicator of ripeness in red kiwifruit varieties?
A) Scent of the fruit
B) Deepening red hue of the flesh
C) The size of the fruit
D) Softening of the skin
Created with That Quiz — a math test site for students of all grade levels.