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How to Identify and Classify Pinto Beans
Contributed by: Woolley
  • 1. What is the most defining visual characteristic of a Pinto bean?
A) Mottled coloration
B) Solid white color
C) Solid black color
D) Striped pattern
  • 2. To what family do Pinto beans belong?
A) Legume
B) Vegetable
C) Fruit
D) Grain
  • 3. What species classification do Pinto beans fall under?
A) Lens culinaris
B) Vigna unguiculata
C) Phaseolus vulgaris
D) Glycine max
  • 4. What is the typical size range of a mature Pinto bean?
A) 0.75 - 1 inch
B) 0.5 - 0.75 inches
C) 0.25 - 0.5 inches
D) 1 - 1.25 inches
  • 5. What is the underlying color of a Pinto bean before the mottling appears?
A) Red
B) Dark brown
C) Black
D) Light beige or cream
  • 6. How are Pinto beans primarily used in culinary applications?
A) Used for oil extraction
B) Eaten raw
C) Dried and cooked
D) Used as animal feed only
  • 7. Which dish is commonly associated with Pinto beans?
A) Refried beans
B) Sushi
C) Pho
D) Pasta Carbonara
  • 8. What is the texture of a properly cooked Pinto bean?
A) Soft and creamy
B) Rubbery
C) Hard and crunchy
D) Gummy
  • 9. Which nutrient are Pinto beans a good source of?
A) Vitamin C
B) Vitamin D
C) Protein
D) Omega-3 fatty acids
  • 10. In what climate are Pinto beans typically grown?
A) Arctic
B) Temperate
C) Tropical
D) Desert
  • 11. Which U.S. state is a major producer of Pinto beans?
A) North Dakota
B) Florida
C) Maine
D) Hawaii
  • 12. What is the harvest season for Pinto beans?
A) Year-round
B) Late summer/early fall
C) Spring
D) Winter
  • 13. What happens to the mottled pattern when Pinto beans are cooked?
A) It changes color
B) It fades
C) It disappears completely
D) It becomes more vibrant
  • 14. How should dry Pinto beans be stored?
A) In a cool, dry place
B) In direct sunlight
C) In a humid environment
D) In the refrigerator
  • 15. What type of plant is the Pinto bean plant?
A) Tree
B) Bush bean
C) Vine
D) Shrub
  • 16. What is the approximate shelf life of dried Pinto beans?
A) 1-2 months
B) 1-2 years
C) Indefinitely
D) 6 months
  • 17. What is the best way to prepare dry Pinto beans for cooking?
A) Freezing
B) Baking
C) Roasting
D) Soaking
  • 18. What is the benefit of soaking Pinto beans before cooking?
A) Reduces cooking time
B) Changes their color
C) Increases the price
D) Makes them less nutritious
  • 19. What is the role of nitrogen-fixing bacteria in Pinto bean cultivation?
A) Cause plant diseases
B) Repel insects
C) Convert atmospheric nitrogen into usable forms
D) Deplete soil nutrients
  • 20. What is the scientific term for the seed coat of a Pinto bean?
A) Testa
B) Endosperm
C) Hilum
D) Cotyledon
  • 21. What is a common pest that affects Pinto beans?
A) Grasshoppers
B) Bean beetles
C) Ladybugs
D) Earthworms
  • 22. What is a common disease that can affect Pinto bean plants?
A) Apple scab
B) Powdery mildew
C) Bean rust
D) Tomato blight
  • 23. What is the purpose of crop rotation in Pinto bean farming?
A) To attract more pests
B) To make the beans taste different
C) To improve soil health
D) To decrease yield
  • 24. What is the hilum of a Pinto bean?
A) A type of disease
B) The growing point of the bean
C) Scar from where it was attached to the pod
D) A colorful stripe
  • 25. Which cooking method best preserves the nutrients in Pinto beans?
A) Steaming
B) Boiling for a long time
C) Microwaving
D) Frying
  • 26. What is the difference between Pinto beans and kidney beans?
A) Color and shape
B) Plant type
C) Nutrient content
D) Cooking time
  • 27. What is a characteristic flavor profile of Pinto beans?
A) Spicy and tangy
B) Sweet and fruity
C) Earthy and nutty
D) Bitter and sour
  • 28. What is the term for beans that are left to fully mature and dry in the field?
A) Dry beans
B) Lima beans
C) Green beans
D) Snap beans
  • 29. How do pinto beans contribute to sustainable agriculture?
A) High water consumption
B) Nitrogen fixation
C) Heavy pesticide use
D) Soil depletion
  • 30. What is the role of potassium in Pinto bean plant growth?
A) Determines color
B) Provides sweetness
C) Creates mottling pattern
D) Regulates water balance
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