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