How to Identify and Classify Guavas
  • 1. What is the scientific name for the common guava?
A) Psidium guajava
B) Mangifera indica
C) Citrus limon
D) Malus domestica
  • 2. Which characteristic is most important for initial guava identification?
A) Fruit color
B) Root depth
C) Leaf shape and arrangement
D) Stem thickness
  • 3. How are guava leaves typically arranged?
A) Opposite
B) Alternate
C) Spiral
D) Whorled
  • 4. What type of fruit is a guava?
A) Aggregate fruit
B) Drupe
C) Berry
D) Pome
  • 5. Which guava variety is known for its pink flesh?
A) White Guava
B) Pink Guava
C) Lemon Guava
D) Strawberry Guava
  • 6. What is a key characteristic of 'Strawberry Guava' (Psidium cattleianum)?
A) Large, green fruit
B) Yellow, pear-shaped fruit
C) Small, red fruit
D) White, oval fruit
  • 7. Which flavor profile best describes 'Lemon Guava' (Psidium littorale)?
A) Spicy and peppery
B) Tart and citrusy
C) Sweet and musky
D) Bland and watery
  • 8. What is the typical flower color of the common guava?
A) White
B) Red
C) Yellow
D) Pink
  • 9. What is the texture of a guava's skin?
A) Rough
B) Smooth
C) Scaly
D) Bumpy
  • 10. Which part of the guava is edible?
A) Only the skin
B) Entire fruit (skin and pulp)
C) Only the seeds
D) Only the pulp
  • 11. What is the primary method of guava propagation?
A) Grafting
B) Air layering
C) Budding
D) Seeds or cuttings
  • 12. What type of climate is most suitable for guava cultivation?
A) Temperate
B) Tropical and subtropical
C) Desert
D) Arctic
  • 13. What is the shape of a typical guava fruit?
A) Long and thin
B) Round or oval
C) Star-shaped
D) Cylindrical
  • 14. What is the typical size of a common guava fruit?
A) 2-4 inches in diameter
B) 6-8 inches
C) Less than 1 inch
D) Over 1 foot
  • 15. What is a common pest affecting guava trees?
A) Bees
B) Fruit flies
C) Ladybugs
D) Earthworms
  • 16. Which guava variety is known for its yellow skin?
A) Thai Guava
B) Apple Guava
C) Strawberry Guava
D) Lemon Guava
  • 17. What is the seed quantity in a typical guava fruit?
A) None
B) Numerous
C) Two
D) One
  • 18. What is a defining characteristic of Thai Guava?
A) Soft texture and strong flavor
B) Very large seeds
C) Extremely small fruit
D) Crisp texture and mild flavor
  • 19. Which element is crucial for healthy guava growth?
A) Well-drained soil
B) Standing water
C) Rocky soil
D) Sandy soil
  • 20. What distinguishes guava from other similar-looking fruits?
A) Aromatic scent
B) Complete absence of seeds
C) Lack of leaves
D) Extremely hard skin
  • 21. How does the 'Mexican Cream' guava variety differ from others?
A) Very small fruit
B) Bright red flesh
C) Creamy white flesh
D) Extremely large fruit
  • 22. Which part of the guava tree provides support and conducts water and nutrients?
A) Roots
B) Trunk
C) Leaves
D) Flowers
  • 23. What is a common method to prevent fruit fly damage in guavas?
A) Watering more frequently
B) Pruning the roots
C) Bagging the fruits
D) Planting more trees
  • 24. What is a telltale sign of a ripe guava fruit?
A) Falling from the tree prematurely
B) Completely hard
C) Slightly soft to the touch
D) Green color
  • 25. What is a characteristic of the guava's bark?
A) Rough and thick
B) Brightly colored
C) Smooth and peeling
D) Covered in thorns
  • 26. Which nutrient is guava particularly rich in?
A) Vitamin B12
B) Vitamin A
C) Vitamin D
D) Vitamin C
  • 27. What is the purpose of pruning guava trees?
A) To encourage fruit production
B) To kill pests
C) To change leaf color
D) To stunt growth
  • 28. How does 'Red Apple Guava' differ from 'Apple Guava'?
A) Red skin
B) Harder flesh
C) Sweeter taste
D) Smaller size
  • 29. What is the best way to identify a specific guava cultivar with certainty?
A) Tasting the fruit
B) Genetic testing
C) Visual inspection alone
D) Smelling the leaves
  • 30. What characteristic helps distinguish guava leaves from other similar plants?
A) Glossy surface
B) Smooth edges
C) Prominent veins
D) Small size
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