How to use plants to repel insects - Exam
  • 1. Which plant is known for repelling mosquitoes with its citronellol content?
A) Rose Bush
B) Citronella Grass
C) Sunflower
D) Tomato Plant
  • 2. What insect does basil effectively repel?
A) Beetles
B) Flies
C) Spiders
D) Ants
  • 3. Which herb is known for repelling cabbage moths and whiteflies?
A) Mint
B) Rosemary
C) Dill
D) Chives
  • 4. Marigolds are particularly effective against what type of garden pest?
A) Nematodes
B) Slugs
C) Caterpillars
D) Aphids
  • 5. What plant repels aphids, cabbage loopers, and spider mites?
A) Nasturtium
B) Petunia
C) Geranium
D) Lavender
  • 6. Which plant is known to deter Japanese beetles?
A) Garlic
B) Sage
C) Oregano
D) Thyme
  • 7. What type of insect does mint help repel?
A) Mosquitoes
B) Cabbage Moths
C) Ants
D) Spider Mites
  • 8. Which of these plants can help deter moths?
A) Borage
B) Chamomile
C) Lavender
D) Yarrow
  • 9. What insect is rue known to repel?
A) Japanese Beetles
B) Whiteflies
C) Slugs
D) Aphids
  • 10. Which plant can repel mosquitoes by releasing its scent when crushed?
A) Peppermint
B) Catnip
C) Spearmint
D) Lemon Balm
  • 11. What is the active ingredient in chrysanthemum flowers that repels insects?
A) Pyrethrum
B) Eugenol
C) Limonene
D) Citronellol
  • 12. Which plant repels squash bugs and cucumber beetles?
A) Carrots
B) Potatoes
C) Beets
D) Radishes
  • 13. What plant is effective at repelling ticks?
A) Parsley
B) Oregano
C) Sage
D) Thyme
  • 14. Which of these is a natural insecticide derived from plants?
A) Baby Oil
B) Vegetable Oil
C) Neem Oil
D) Mineral Oil
  • 15. Which plant effectively repels whiteflies and aphids?
A) Dill
B) Cilantro
C) Parsley
D) Chives
  • 16. What insect does dill repel?
A) Mosquitoes
B) Aphids
C) Ants
D) Cabbage moths
  • 17. Which plant is toxic to many insects, used in organic pest control?
A) Chamomile
B) Calendula
C) Wormwood
D) Fennel
  • 18. What is a benefit of using plant-based insect repellents?
A) Works instantly
B) Reduced chemical exposure
C) Cheaper than chemical repellents
D) Always 100% effective
  • 19. How do aromatic plants repel insects?
A) Attracting predators
B) Masking scents
C) Releasing poison
D) Providing food
  • 20. Which plant deters asparagus beetles?
A) Tomato
B) Cucumber
C) Pepper
D) Eggplant
  • 21. Which of these methods is commonly used to apply plant-based insect repellents?
A) Eating the plants
B) Burning plants
C) Burying plants
D) Creating sprays
  • 22. What is the effect of planting near other insect-repelling plants?
A) Attracting more insects
B) Increased repellency
C) No effect
D) Decreased repellency
  • 23. Which plant deters potato beetles?
A) Turnip
B) Horseradish
C) Radish
D) Beet
  • 24. What insect is repelled by catnip?
A) Ants
B) Aphids
C) Mosquitoes
D) Flies
  • 25. Which plant can repel spider mites on fruit trees?
A) Chives
B) Onions
C) Leeks
D) Garlic
  • 26. What type of plant is often used in window boxes to deter flies?
A) Petunias
B) Pansies
C) Geraniums
D) Impatiens
  • 27. How is neem oil typically applied to plants?
A) As a soil amendment
B) As a fertilizer
C) As a spray
D) As a root dip
Created with That Quiz — where a math practice test is always one click away.