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