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How to Identify and Classify Peanuts
Contributed by: Crossley
  • 1. What is the primary plant family to which peanuts belong?
A) Brassicaceae
B) Poaceae
C) Leguminosae (Fabaceae)
D) Solanaceae
  • 2. Where do peanuts develop?
A) In tree canopies
B) On vines
C) Underground
D) On branches
  • 3. What is the name of the peg that develops from the peanut flower and penetrates the soil?
A) Corm
B) Stolon
C) Gynophore
D) Rhizome
  • 4. Which market type of peanut is known for its elongated shape?
A) Spanish
B) Runner
C) Valencia
D) Virginia
  • 5. Which peanut type typically has three or more kernels per pod?
A) Spanish
B) Valencia
C) Virginia
D) Runner
  • 6. Which peanut market type is the most widely grown in the United States?
A) Spanish
B) Virginia
C) Valencia
D) Runner
  • 7. What characteristic helps identify Spanish-type peanuts?
A) Large kernels
B) Small, rounded kernels
C) Elongated kernels
D) Red skin color
  • 8. What is 'sound mature kernel' (SMK) used to assess?
A) Pest infestation level
B) Peanut quality
C) Rainfall amount
D) Soil composition
  • 9. What does the term 'aflatoxin' refer to in peanut production?
A) A type of mycotoxin
B) A type of fertilizer
C) A type of peanut disease
D) A type of pesticide
  • 10. Which of these factors is NOT used to classify peanuts?
A) Kernel count per pod
B) Shell characteristics
C) Root depth
D) Kernel size
  • 11. What is the approximate growing season for peanuts in most regions?
A) 4-5 months
B) 8-9 months
C) 12 months
D) 1-2 months
  • 12. What soil type is generally considered best for peanut cultivation?
A) Silt
B) Gravel
C) Clay
D) Sandy loam
  • 13. What is the primary use for Virginia-type peanuts?
A) Candy
B) Snacking
C) Peanut butter
D) Oil production
  • 14. What is a common use for Spanish-type peanuts?
A) Animal feed
B) Roasted peanuts
C) Candy
D) Snacking
  • 15. What is blanching in peanut processing?
A) Adding sugar
B) Removing the skin
C) Adding salt
D) Roasting
  • 16. Which of the following is NOT a common peanut disease?
A) Aflatoxin contamination
B) Citrus greening
C) Stem rot
D) Leaf spot
  • 17. What is the term for the process of turning peanut plants over to expose the pods for harvesting?
A) Irrigation
B) Tillage
C) Inversion
D) Cultivation
  • 18. What is the hull of a peanut?
A) The stem
B) The root
C) The kernel
D) The outer shell
  • 19. What factor primarily differentiates peanut cultivars within the same market type?
A) Color
B) Disease resistance
C) Size
D) Growing location
  • 20. What is a common use for peanut hulls?
A) Human consumption
B) Construction materials
C) Furniture production
D) Animal feed
  • 21. What is the ideal moisture content for storing peanuts to prevent spoilage?
A) Around 25%
B) Below 10%
C) Around 15%
D) Around 20%
  • 22. What is a typical characteristic of runner-type peanuts?
A) Very large kernel size
B) Uniform kernel size
C) Irregular shaped kernels
D) Small kernel size
  • 23. Why is crop rotation important in peanut farming?
A) To prevent soilborne diseases
B) To increase yield of the next crop
C) To reduce watering needs
D) To improve peanut flavor
  • 24. What is the primary nutrient that peanuts, as legumes, help fix in the soil?
A) Phosphorus
B) Calcium
C) Nitrogen
D) Potassium
  • 25. Which method is commonly used to determine the oil content of peanuts?
A) Solvent extraction
B) Density measurement
C) Visual inspection
D) Taste test
  • 26. What is the role of calcium in peanut development?
A) Leaf growth
B) Stem strength
C) Flower production
D) Pod formation
  • 27. What type of harvesting equipment is typically used for peanuts?
A) Tractor and plow
B) Sower and mower
C) Harvester and baler
D) Inverter and combine
  • 28. What is the primary use of Valencia peanuts?
A) Peanut Oil
B) Peanut Butter
C) Peanut Flour
D) Boiled peanuts
  • 29. Which U.S. state is the largest producer of peanuts?
A) Florida
B) Georgia
C) Alabama
D) Texas
  • 30. What is the botanical name for peanut?
A) Zea mays
B) Oryza sativa
C) Glycine max
D) Arachis hypogaea
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