How to Cultivate Star Apples - Test
  • 1. What is the scientific name of the star apple?
A) Malus domestica
B) Chrysophyllum cainito
C) Citrus sinensis
D) Mangifera indica
  • 2. What climate is best suited for growing star apples?
A) Temperate
B) Desert
C) Tropical and subtropical
D) Arctic
  • 3. What is the ideal soil pH for star apple trees?
A) 6.0-7.5
B) 8.0-9.0
C) 9.5-10.5
D) 4.0-5.0
  • 4. How much sunlight do star apple trees need?
A) Full shade
B) Full sun
C) Partial shade
D) Dappled sunlight
  • 5. What is a common method of propagating star apple trees?
A) Division
B) Air layering only
C) Seed propagation only
D) Grafting
  • 6. How often should young star apple trees be watered?
A) Once a month
B) Only when the soil is completely dry
C) Daily, regardless of soil moisture
D) Regularly, keeping the soil moist
  • 7. What type of fertilizer is generally recommended for star apple trees?
A) High phosphorus fertilizer
B) High nitrogen fertilizer
C) High potassium fertilizer
D) Balanced fertilizer
  • 8. When is the best time to prune star apple trees?
A) After harvest
B) During flowering
C) Anytime
D) During fruiting
  • 9. What is a common pest that affects star apple trees?
A) Praying mantis
B) Earthworms
C) Scale insects
D) Ladybugs
  • 10. What is a common disease that affects star apple trees?
A) Black spot
B) Rust
C) Powdery mildew
D) Anthracnose
  • 11. How long does it typically take for a grafted star apple tree to bear fruit?
A) 1-2 years
B) 3-5 years
C) 6-8 years
D) 10+ years
  • 12. What is the best way to harvest star apples?
A) By shaking the tree
B) By cutting the fruit off with shears
C) By hand, when the fruit changes color and is slightly soft
D) By waiting for the fruit to fall to the ground
  • 13. What color are the leaves of a star apple tree typically?
A) Yellow
B) Blue
C) Red
D) Green and bronze
  • 14. What is a characteristic feature of star apple fruit when cut in half?
A) No discernible pattern
B) Square pattern
C) Circular pattern
D) Star-shaped pattern
  • 15. How should star apples be stored after harvest?
A) In a humid environment
B) In a freezer
C) At room temperature or in the refrigerator
D) In direct sunlight
  • 16. What is a benefit of growing star apple trees?
A) Attractive ornamental tree
B) Requires no maintenance
C) Repels all insects
D) Grows extremely quickly
  • 17. What type of soil drainage is preferred for star apple trees?
A) Extremely dry
B) Well-drained
C) Poorly drained
D) Constantly soggy
  • 18. What type of root system do star apple trees have?
A) Deep and extensive
B) Shallow
C) Fibrous
D) Taproot only
  • 19. Why is proper spacing important when planting star apple trees?
A) To encourage root competition
B) To allow for adequate sunlight and air circulation
C) To limit fruit production
D) To make harvesting easier
  • 20. What is the role of mulching around star apple trees?
A) To compact the soil
B) To attract pests
C) To retain moisture and suppress weeds
D) To reflect sunlight away from the tree
  • 21. What does 'thinning' fruit refer to?
A) Adding fertilizer to promote fruit growth
B) Pruning branches to reduce fruit production
C) Protecting the fruit from pests
D) Removing some fruits to improve the size and quality of the remaining ones
  • 22. Which of the following is NOT a common use of star apples?
A) Making paper
B) Eating fresh
C) Juice
D) Making desserts
  • 23. What does 'hardening off' refer to in plant cultivation?
A) Spraying plants with pesticides to protect them from pests
B) Gradually exposing young plants to outdoor conditions
C) Applying fertilizer to harden the stems
D) Pruning the roots to prevent them from growing too quickly
  • 24. What type of fertilizer is best to use after transplanting?
A) High-nitrogen fertilizer to promote leafy growth
B) Low-nitrogen fertilizer to promote root growth
C) A fertilizer rich in phosphorus and potassium
D) Any fertilizer is fine.
  • 25. What is the purpose of staking a young star apple tree?
A) To force it to grow in a specific direction
B) To provide support and protect it from wind damage
C) To prevent it from growing too tall
D) To attract pollinators
  • 26. How do you encourage branching?
A) Do not prune
B) Water frequently
C) Pinch the tip of new stems
D) Apply a lot of nitrogen
  • 27. What is an indicator that a star apple is ripe?
A) The fruit has a strong, sweet smell
B) The fruit falls off the tree on its own
C) The fruit changes color and becomes slightly soft to the touch
D) The fruit is still hard and green
  • 28. Why is it important to remove any weeds around the base of a star apple tree?
A) To attract beneficial insects
B) To improve the appearance of the tree
C) To increase soil temperature
D) To reduce competition for nutrients and water
  • 29. What should you do if you notice signs of a pest infestation on your star apple tree?
A) Ignore the problem and hope it goes away on its own
B) Immediately cut down the tree to prevent the pests from spreading
C) Apply a strong chemical pesticide without identifying the pest
D) Identify the pest and apply an appropriate treatment, such as insecticidal soap
  • 30. What causes the star apple to have a slightly astringent taste?
A) The specific rootstock
B) Lack of water
C) High sugar content
D) Tannins in the skin and flesh
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