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How to Cultivate Guavas - Quiz
Contributed by: Webster
  • 1. What climate is most suitable for guava cultivation?
A) Tropical and subtropical
B) Temperate
C) Arctic
D) Desert
  • 2. What is the ideal soil pH for guavas?
A) 5.5 - 7.5
B) 10.0 - 11.0
C) 8.0 - 9.0
D) 3.0 - 4.0
  • 3. How are guava trees typically propagated?
A) Root cuttings
B) Air layering or grafting
C) Division
D) Direct seeding
  • 4. What is the recommended spacing between guava trees in an orchard?
A) 5-8 meters
B) 1-2 meters
C) 10-12 meters
D) 20-25 meters
  • 5. Which of the following is a common guava pest?
A) Earthworms
B) Bees
C) Fruit flies
D) Ladybugs
  • 6. What is the main purpose of pruning guava trees?
A) To make the tree taller
B) To prevent flowering
C) To improve fruit production and shape
D) To kill pests
  • 7. What type of fertilizer is generally recommended for guava trees?
A) High nitrogen fertilizer only
B) High iron fertilizer only
C) Balanced NPK fertilizer
D) No fertilizer needed
  • 8. How often should guava trees be watered, especially during dry periods?
A) Regularly, ensuring soil moisture
B) Never water them
C) Only when leaves wilt
D) Once a month
  • 9. What is the approximate time to harvest after fruit set in most guava varieties?
A) 1 year
B) 3-5 months
C) 6-8 months
D) 1-2 weeks
  • 10. How do you know when a guava fruit is ripe?
A) Very soft and mushy
B) Slightly soft to the touch and fragrant
C) Hard and green
D) No smell
  • 11. What is air layering in guava propagation?
A) Rooting a branch while still attached to the parent plant
B) Grafting two trees in the air
C) Planting seeds directly into the air
D) Spraying roots with air
  • 12. What is the purpose of mulching around guava trees?
A) To dry out the soil
B) To attract pests
C) To increase soil pH
D) To retain moisture and suppress weeds
  • 13. Which disease commonly affects guava trees?
A) Anthracnose
B) Powdery mildew
C) Dutch elm disease
D) Rose black spot
  • 14. What is a common method for controlling fruit flies in guava orchards?
A) Pouring gasoline on the soil
B) Releasing more fruit flies
C) Ignoring them
D) Using pheromone traps
  • 15. Why is proper drainage important for guava trees?
A) To attract mosquitoes
B) To increase soil salinity
C) To encourage root growth in dry soil
D) To prevent root rot
  • 16. What is the benefit of using grafted guava trees?
A) Slower growth
B) Unknown fruit quality
C) More susceptible to diseases
D) Earlier fruiting and known fruit quality
  • 17. Which of the following is NOT a common guava variety?
A) Lucknow 49
B) Red Flesh
C) Granny Smith
D) Allahabad Safeda
  • 18. What is the importance of thinning guava fruits?
A) To make the tree weaker
B) To decrease fruit production
C) To attract more pests
D) To improve the size and quality of remaining fruits
  • 19. Which nutrient is essential for flower development in guava trees?
A) Potassium
B) Nitrogen
C) Calcium
D) Phosphorus
  • 20. What is the role of potassium in guava cultivation?
A) Stem elongation
B) Fruit development and disease resistance
C) Leaf growth
D) Root growth
  • 21. What does 'hardening off' refer to in guava seedlings?
A) Freezing seedlings
B) Gradually acclimating seedlings to outdoor conditions
C) Planting seedlings in concrete
D) Boiling seedlings
  • 22. Which of these is a sign of overwatering in guava trees?
A) Increased fruit production
B) Rapid growth
C) Yellowing leaves
D) Dark green leaves
  • 23. How can you improve pollination in a guava orchard?
A) By planting only one guava tree
B) By introducing pollinators like bees
C) By removing all flowers
D) By spraying pesticides
  • 24. What type of soil structure is best for guava trees?
A) Heavy clay
B) Compacted soil
C) Pure sand
D) Well-draining loam
  • 25. What type of irrigation is most effective for guava trees?
A) Flood irrigation
B) Sprinkler irrigation
C) Drip irrigation
D) No irrigation
  • 26. What is the best time of year to plant guava trees?
A) Summer
B) Late dry season
C) Winter
D) Early rainy season
  • 27. Which of these is NOT a benefit of growing guavas?
A) Relatively easy to grow
B) Can be used to make juice and jam
C) Rich in vitamins and minerals
D) High water requirements
  • 28. What is a potential consequence of nitrogen deficiency in guava trees?
A) Stunted growth and yellowing leaves
B) Increased disease resistance
C) Dark green leaves
D) Excessive fruit production
  • 29. What is the purpose of wrapping guava fruits while they are developing?
A) Protect from pests and sunburn
B) Slow down ripening
C) Speed up ripening
D) Add flavor
  • 30. What is the shelf life of guavas after harvesting?
A) Several months at room temperature
B) Years
C) Relatively short, a few days at room temperature
D) Several weeks at room temperature
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