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