How to Cultivate Ziziphus Fruits
  • 1. What is the common name for Ziziphus jujuba?
A) Fig
B) Date Palm
C) Lychee
D) Jujube
  • 2. What climate is best suited for Jujube trees?
A) Arctic Tundra
B) Tropical Rainforest
C) High Altitude Alpine
D) Warm Temperate to Subtropical
  • 3. What type of soil drainage is preferred for Jujube trees?
A) Well-drained
B) Poorly drained
C) Consistently Moist
D) Waterlogged
  • 4. What is the optimal soil pH for Jujube trees?
A) 4.0-5.0
B) 8.0-9.0
C) 9.0-10.0
D) 6.0-7.5
  • 5. How are Jujube trees typically propagated?
A) Cuttings
B) Grafting or Budding
C) Seeds
D) Air Layering
  • 6. What is the recommended spacing between Jujube trees?
A) 30-40 feet
B) 5-10 feet
C) 2-3 feet
D) 15-20 feet
  • 7. When is the best time to plant Jujube trees?
A) Mid-Summer
B) Anytime of Year
C) Mid-Winter
D) Early Spring or Late Fall
  • 8. What type of fertilizer is beneficial for Jujube trees?
A) High Phosphorus Fertilizer
B) Balanced NPK fertilizer
C) No Fertilizer Required
D) High Nitrogen Fertilizer
  • 9. How often should Jujube trees be watered, especially when young?
A) Regularly, especially when young
B) Only during heavy rains
C) Very Rarely
D) Never
  • 10. Why is pruning important for Jujube trees?
A) Pruning is not necessary
B) To stunt growth
C) To prevent flowering
D) To improve fruit production and tree structure
  • 11. When is the best time to prune Jujube trees?
A) Late Fall
B) Late Winter or Early Spring
C) Mid-Summer
D) Anytime of Year
  • 12. What is a common pest that affects Jujube trees?
A) Jujube fruit fly
B) Aphids
C) Spider Mites
D) Mealybugs
  • 13. What is a common disease that affects Jujube trees?
A) Powdery Mildew
B) Rust
C) Witches' Broom
D) Black Spot
  • 14. How long does it take for a Jujube tree to start producing fruit after planting?
A) 6-10 years
B) 2-5 years
C) Never
D) 1 year
  • 15. When are Jujube fruits typically harvested?
A) Early Spring
B) Mid-Winter
C) Late Summer to Fall
D) Late Spring
  • 16. What is the color of a ripe Jujube fruit?
A) Yellow
B) Purple
C) Reddish-brown
D) Green
  • 17. How do you know when a Jujube fruit is ripe?
A) Firmness and bright color
B) Size of fruit
C) Softness and falling from tree
D) Color change and slight wrinkling
  • 18. How should Jujube fruits be stored after harvesting?
A) Under Direct Sunlight
B) Refrigerated
C) Left at room temperature
D) Frozen
  • 19. What is the shelf life of fresh Jujube fruits?
A) Indefinitely if frozen
B) Only a few hours
C) 1-2 days at room temperature
D) Several weeks refrigerated
  • 20. What is one way to process Jujube fruits for longer storage?
A) Canning in water
B) Fermenting
C) Drying
D) Pickling
  • 21. What is a common use for dried Jujube fruits?
A) Biofuel
B) Snacks and herbal remedies
C) Juice production
D) Animal feed
  • 22. Are Jujube trees self-pollinating?
A) Pollination is not necessary
B) No, they require a specific pollinator
C) Only under certain conditions
D) Yes, but cross-pollination improves fruit set
  • 23. What does "scion" refer to in Jujube grafting?
A) The part that produces the fruit
B) The rootstock
C) A type of pruning technique
D) The fertilizer used
  • 24. What is the purpose of rootstock selection in Jujube cultivation?
A) To determine the fruit flavor
B) To control the color of the leaves
C) To prevent the need for pruning
D) To influence disease resistance and growth habit
  • 25. What is the benefit of using a drip irrigation system for Jujube trees?
A) Increased weed growth
B) Efficient water use and reduced disease risk
C) Soil erosion
D) No benefit
  • 26. What is the primary method of Jujube plant propagation?
A) Grafting
B) Division
C) Seeds
D) Layering
  • 27. What nutrient deficiency can cause yellowing of Jujube leaves?
A) Nitrogen
B) Phosphorus
C) Potassium
D) Calcium
  • 28. How does fruit thinning affect Jujube trees?
A) Increases fruit size and quality
B) Causes premature fruit drop
C) Has no effect on fruit
D) Reduces fruit production
  • 29. What is the benefit of mulching around Jujube trees?
A) Attracting pests
B) Moisture retention and weed suppression
C) Preventing air circulation
D) Increased soil temperature
  • 30. Which of the following is a characteristic of mature Jujube tree bark?
A) Peeling and papery
B) Shiny and black
C) Rough and furrowed
D) Smooth and green
Created with That Quiz — the site for test creation and grading in math and other subjects.