How to Cultivate Guavas
  • 1. What climate is most suitable for guava cultivation?
A) Tropical and subtropical
B) Arctic
C) Desert
D) Temperate
  • 2. What is the ideal soil pH for guavas?
A) 5.5 - 7.5
B) 8.0 - 9.0
C) 10.0 - 11.0
D) 3.0 - 4.0
  • 3. How are guava trees typically propagated?
A) Division
B) Air layering or grafting
C) Direct seeding
D) Root cuttings
  • 4. What is the recommended spacing between guava trees in an orchard?
A) 5-8 meters
B) 20-25 meters
C) 1-2 meters
D) 10-12 meters
  • 5. Which of the following is a common guava pest?
A) Fruit flies
B) Earthworms
C) Ladybugs
D) Bees
  • 6. What is the main purpose of pruning guava trees?
A) To prevent flowering
B) To make the tree taller
C) To kill pests
D) To improve fruit production and shape
  • 7. What type of fertilizer is generally recommended for guava trees?
A) High iron fertilizer only
B) Balanced NPK fertilizer
C) No fertilizer needed
D) High nitrogen fertilizer only
  • 8. How often should guava trees be watered, especially during dry periods?
A) Never water them
B) Once a month
C) Only when leaves wilt
D) Regularly, ensuring soil moisture
  • 9. What is the approximate time to harvest after fruit set in most guava varieties?
A) 3-5 months
B) 6-8 months
C) 1 year
D) 1-2 weeks
  • 10. How do you know when a guava fruit is ripe?
A) No smell
B) Hard and green
C) Very soft and mushy
D) Slightly soft to the touch and fragrant
  • 11. What is air layering in guava propagation?
A) Grafting two trees in the air
B) Planting seeds directly into the air
C) Rooting a branch while still attached to the parent plant
D) Spraying roots with air
  • 12. What is the purpose of mulching around guava trees?
A) To retain moisture and suppress weeds
B) To increase soil pH
C) To attract pests
D) To dry out the soil
  • 13. Which disease commonly affects guava trees?
A) Rose black spot
B) Anthracnose
C) Dutch elm disease
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 increase soil salinity
B) To prevent root rot
C) To encourage root growth in dry soil
D) To attract mosquitoes
  • 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) Granny Smith
B) Lucknow 49
C) Red Flesh
D) Allahabad Safeda
  • 18. What is the importance of thinning guava fruits?
A) To attract more pests
B) To improve the size and quality of remaining fruits
C) To decrease fruit production
D) To make the tree weaker
  • 19. Which nutrient is essential for flower development in guava trees?
A) Calcium
B) Phosphorus
C) Potassium
D) Nitrogen
  • 20. What is the role of potassium in guava cultivation?
A) Stem elongation
B) Fruit development and disease resistance
C) Root growth
D) Leaf growth
  • 21. What does 'hardening off' refer to in guava seedlings?
A) Gradually acclimating seedlings to outdoor conditions
B) Boiling seedlings
C) Planting seedlings in concrete
D) Freezing seedlings
  • 22. Which of these is a sign of overwatering in guava trees?
A) Dark green leaves
B) Yellowing leaves
C) Rapid growth
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) Heavy clay
B) Compacted soil
C) Pure sand
D) Well-draining loam
  • 25. What type of irrigation is most effective for guava trees?
A) Sprinkler irrigation
B) Flood irrigation
C) No irrigation
D) Drip irrigation
  • 26. What is the best time of year to plant guava trees?
A) Early rainy season
B) Winter
C) Late dry season
D) Summer
  • 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) Dark green leaves
C) Stunted growth and yellowing leaves
D) Increased disease resistance
  • 29. What is the purpose of wrapping guava fruits while they are developing?
A) Speed up ripening
B) Slow down ripening
C) Protect from pests and sunburn
D) Add flavor
  • 30. What is the shelf life of guavas after harvesting?
A) Years
B) Relatively short, a few days at room temperature
C) Several weeks at room temperature
D) Several months at room temperature
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