How to grow bonsai from seed - Exam
  • 1. What is the first step in growing bonsai from seed?
A) Seed selection and stratification
B) Wiring the branches
C) Pruning the roots
D) Potting the sapling
  • 2. What does stratification achieve for bonsai seeds?
A) Provides nutrients
B) Encourages root growth
C) Breaks seed dormancy
D) Protects from pests
  • 3. Which of these is a common method of stratification?
A) Boiling
B) Fertilizer soaking
C) Vinegar rinse
D) Cold stratification (refrigeration)
  • 4. What is the ideal growing medium for bonsai seeds?
A) Clay soil
B) Garden soil
C) Pure sand
D) Well-draining seed starting mix
  • 5. How deep should bonsai seeds be planted?
A) Very deep (several inches)
B) Just on the surface
C) About twice the seed's diameter
D) Half the seed's diameter
  • 6. What is the ideal humidity level for germinating bonsai seeds?
A) Variable humidity
B) Low humidity
C) High humidity
D) No humidity
  • 7. What type of light is best for newly germinated bonsai seedlings?
A) No light
B) Fluorescent light only
C) Indirect sunlight
D) Direct sunlight
  • 8. When should seedlings be transplanted to individual pots?
A) When they have a few sets of true leaves
B) After a year
C) Immediately after germination
D) Never, they remain together
  • 9. What is the main purpose of pruning in bonsai cultivation?
A) To control size and shape
B) To make the plant taller
C) To accelerate growth
D) To prevent flowering
  • 10. What is root pruning?
A) Exposing the roots
B) Covering roots with moss
C) Adding fertilizer to the roots
D) Removing a portion of the root system
  • 11. Why is root pruning important for bonsai?
A) To stop nutrient uptake
B) To control root growth and encourage ramification
C) To kill pests in the roots
D) To make the tree taller
  • 12. What is wiring used for in bonsai?
A) Promoting flowering
B) Protecting from insects
C) Strengthening the trunk
D) Shaping branches
  • 13. What type of wire is commonly used for bonsai?
A) Steel wire
B) Anodized aluminum or copper wire
C) Plastic coated wire
D) Barbed wire
  • 14. How often should bonsai be watered?
A) When the soil surface is dry to the touch
B) Every day regardless of soil moisture
C) Only when the leaves wilt
D) Once a week
  • 15. What type of fertilizer is best for bonsai?
A) Balanced, diluted fertilizer
B) No fertilizer
C) Un-diluted fertilizer
D) High nitrogen fertilizer
  • 16. What is the purpose of pinching back new growth?
A) To weaken the tree
B) To remove flowers
C) To encourage branching and denser foliage
D) To make the tree taller
  • 17. What is bonsai soil typically composed of?
A) Clay soil and gravel
B) Garden soil, sand, and peat moss
C) Akadama, pumice, and lava rock
D) Only sand
  • 18. What does 'Nebari' refer to in bonsai?
A) The trunk
B) The foliage
C) The branch structure
D) The visible root base
  • 19. What is the ideal pH for most bonsai soil?
A) Highly acidic (4.0-5.0)
B) Highly alkaline (8.0-9.0)
C) Extremely alkaline (10-11)
D) Slightly acidic to neutral (6.0-7.0)
  • 20. What does the term 'Mame' refer to in bonsai?
A) A very large bonsai
B) A very small bonsai
C) A specific bonsai species
D) A bonsai training technique
  • 21. How do you prevent wire damage to branches?
A) Monitor the wire closely and remove it before it bites into the bark
B) Wrap the branch heavily before wiring
C) Leave the wire on indefinitely
D) Use very thick wire
  • 22. What is the purpose of repotting bonsai?
A) To avoid pruning
B) To replenish nutrients and provide fresh soil
C) To shock the roots into growth
D) To make the tree taller
  • 23. What time of year is best for repotting most bonsai?
A) Mid-summer
B) Early spring
C) Late autumn
D) Winter
  • 24. What is the best way to protect bonsai from frost?
A) Move them to a sheltered location
B) Apply fertilizer
C) Cover them in plastic wrap
D) Water them more frequently
  • 25. What is 'ramification' in bonsai?
A) Root structure
B) Trunk thickness
C) Branching pattern
D) Leaf size
  • 26. What is a good sign of healthy bonsai growth?
A) No growth at all
B) Consistent new growth and vibrant foliage
C) Yellowing leaves
D) Rapid, uncontrolled growth
  • 27. How can you improve the taper of a bonsai trunk?
A) Allow the lower branches to grow more freely
B) Apply fertilizer to the trunk
C) Constantly prune the lower branches
D) Wrap the trunk tightly with wire
  • 28. What type of pot is generally used for bonsai?
A) Glass container
B) Plastic pot
C) Unglazed ceramic pot with drainage holes
D) Glazed pot without drainage
  • 29. What is the purpose of drainage holes in a bonsai pot?
A) To allow fertilizer to escape
B) To prevent waterlogging
C) To allow air to reach the roots
D) To make the pot lighter
  • 30. What are the advantages of growing bonsai from seed compared to other methods?
A) It is easier than other methods
B) You have complete control over the tree's development from the very beginning.
C) It's faster than other methods
D) It requires less maintenance
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