ThatQuiz Test Library Take this test now
How to build a compost system - Test
Contributed by: Black
  • 1. What is the ideal carbon-to-nitrogen ratio for a compost pile?
A) 1:1
B) 50:1
C) 10:1
D) 30:1
  • 2. What are 'browns' in composting?
A) Carbon-rich materials
B) Nitrogen-rich materials
C) Water sources
D) Food scraps
  • 3. What are 'greens' in composting?
A) Nitrogen-rich materials
B) Paper products
C) Carbon-rich materials
D) Sawdust
  • 4. Why is aeration important for composting?
A) Attracts beneficial insects
B) Reduces the pile size
C) Keeps the pile dry
D) Provides oxygen for microbes
  • 5. What is the ideal moisture content for a compost pile?
A) Barely damp
B) Soaking wet
C) Like a wrung-out sponge
D) Completely dry
  • 6. What is a benefit of using a compost tumbler?
A) Requires no turning
B) Requires more space
C) Attracts more pests
D) Faster decomposition
  • 7. What should you NOT put in a compost pile?
A) Grass clippings
B) Meat scraps
C) Coffee grounds
D) Vegetable peels
  • 8. What does turning the compost pile do?
A) Improves aeration
B) Eliminates microbes
C) Decreases temperature
D) Reduces moisture
  • 9. What is the 'hot composting' method?
A) Composting only with 'greens'
B) Composting in cold weather
C) Composting without turning
D) High temperatures for faster decomposition
  • 10. What is a sign that your compost pile is too dry?
A) Attracting flies
B) Slow decomposition
C) Foul odor
D) Excessive heat
  • 11. What is a sign that your compost pile is too wet?
A) Foul odor
B) Slow decomposition
C) High temperatures
D) White mold
  • 12. What can be added to balance a compost pile with too many 'greens'?
A) Grass clippings
B) Shredded paper
C) Coffee grounds
D) Vegetable scraps
  • 13. What can be added to balance a compost pile with too many 'browns'?
A) Dried leaves
B) Shredded paper
C) Grass clippings
D) Sawdust
  • 14. What is the purpose of a compost thermometer?
A) Monitor the pile's temperature
B) Identify the microbes present
C) Determine the pH
D) Measure moisture levels
  • 15. What is 'black gold' referring to in composting?
A) Nitrogen-rich materials
B) Finished compost
C) Worm castings
D) Carbon-rich materials
  • 16. How can finished compost benefit your garden?
A) Attracts garden pests
B) Dries out the soil
C) Improves soil structure
D) Increases soil pH drastically
  • 17. What does composting help reduce?
A) Landfill waste
B) Air pollution
C) Water usage
D) Soil erosion
  • 18. Why should you avoid composting diseased plants?
A) Attracts rodents
B) Will slow down decomposition
C) May spread the disease
D) Will make the compost too acidic
  • 19. What is vermicomposting?
A) Composting in a tumbler
B) Composting only with vegetables
C) Composting with worms
D) Composting with high heat
  • 20. What type of worms are typically used in vermicomposting?
A) Mealworms
B) Earthworms
C) Red wigglers
D) Nightcrawlers
  • 21. What is the ideal temperature range for hot composting?
A) 60-80°F (16-27°C)
B) 180-200°F (82-93°C)
C) 130-160°F (54-71°C)
D) 32-50°F (0-10°C)
  • 22. What is the 'lasagna gardening' or 'sheet composting' method?
A) Composting in a trench.
B) Layering brown and green materials directly on the soil.
C) Composting using only kitchen scraps.
D) Composting in a sealed container.
  • 23. What is a potential benefit of using wood ash in compost?
A) Adds potassium
B) Lowers the pH
C) Adds nitrogen
D) Speeds up decomposition significantly
  • 24. What type of container is NOT suitable for composting?
A) Worm bin
B) Open bin
C) Airtight container
D) Tumbler
  • 25. How often should you turn a compost pile using the hot composting method?
A) Once a week
B) Every 2-3 days
C) Never
D) Once a month
  • 26. What is the importance of particle size in composting materials?
A) Particle size doesn't affect decomposition
B) Smaller particles decompose faster
C) Only affects moisture retention
D) Larger particles decompose faster
  • 27. What is the approximate time it takes to produce compost using the hot composting method?
A) Over a year
B) 6-12 months
C) 1-3 months
D) 1-2 weeks
  • 28. What is leachate in composting?
A) The gases released during decomposition
B) Liquid that drains from the compost pile
C) The odor produced by compost
D) The solid finished compost
  • 29. What should you do if your compost pile smells like ammonia?
A) Stop turning the pile
B) Add more 'greens'
C) Add more 'browns'
D) Add more water
  • 30. Why is it important to bury food scraps deep within the compost pile?
A) To prevent the pile from getting too hot
B) To deter pests
C) To improve aeration
D) To increase decomposition speed
Created with That Quiz — a math test site for students of all grade levels.