How to Identify and Classify Broccoli
  • 1. What is the primary identifying characteristic of broccoli?
A) A strong, pungent odor
B) Smooth, waxy leaves
C) Dense, green flower heads
D) Red, leafy stems
  • 2. Broccoli belongs to which plant family?
A) Solanaceae
B) Brassicaceae
C) Poaceae
D) Rosaceae
  • 3. What color should fresh broccoli florets ideally be?
A) Pale blue
B) White
C) Deep green
D) Yellowish-brown
  • 4. Which part of the broccoli plant is typically eaten?
A) Leaves only
B) Seeds only
C) Flower heads and stalk
D) Roots only
  • 5. What does 'heading broccoli' refer to?
A) Broccoli grown underwater
B) Broccoli that grows without stems
C) Broccoli used for making juice
D) Broccoli with a large, central head
  • 6. What indicates that broccoli is past its prime?
A) Strong earthy smell
B) Bright green stems
C) Yellowing florets
D) Firm head
  • 7. Which vitamin is broccoli a good source of?
A) Vitamin C
B) Vitamin A
C) Vitamin B12
D) Vitamin D
  • 8. What type of climate is best for growing broccoli?
A) Cool
B) Hot and humid
C) Arid
D) Tropical
  • 9. What is the ideal texture of a broccoli stalk?
A) Soft and mushy
B) Dry and brittle
C) Firm and crisp
D) Wilted and rubbery
  • 10. What is 'Broccolini'?
A) A disease that affects broccoli
B) A hybrid of broccoli and gai lan
C) A very small type of broccoli
D) A type of broccoli grown in Italy
  • 11. What is the scientific name for common broccoli?
A) Spinacia oleracea
B) Lactuca sativa
C) Solanum lycopersicum
D) Brassica oleracea var. italica
  • 12. Which of the following is NOT a common variety of broccoli?
A) Waltham 29
B) DiCicco
C) Red Romaine
D) Calabrese
  • 13. What is a common pest that affects broccoli?
A) Aphids
B) Mealybugs
C) Spider mites
D) Cabbage worms
  • 14. What soil pH level is optimal for broccoli growth?
A) 4.0 to 5.0
B) 8.5 to 9.5
C) 6.0 to 7.0
D) 7.5 to 8.5
  • 15. Why is it important to rotate broccoli crops?
A) To prevent soilborne diseases
B) To attract pollinators
C) To improve flavor
D) To increase sunlight exposure
  • 16. What is 'sprouting broccoli'?
A) Broccoli that has started to germinate
B) A type of broccoli that only grows in spring
C) Broccoli grown from sprouts
D) Broccoli with multiple small heads
  • 17. What is the edible part of purple sprouting broccoli?
A) Spears and leaves
B) Only the leaves
C) The roots
D) Only the main head
  • 18. What nutrient does broccoli need a lot of for healthy growth?
A) Potassium
B) Calcium
C) Nitrogen
D) Phosphorus
  • 19. What is one way to prevent broccoli from bolting (flowering prematurely)?
A) High temperatures
B) Lack of sunlight
C) Too much fertilizer
D) Consistent watering
  • 20. What is the 'crown' of the broccoli?
A) The root system
B) The outer leaves
C) The small side shoots
D) The main, central head
  • 21. Which harvest method is recommended for heading broccoli?
A) Cut the central head with a sharp knife
B) Wait for the broccoli to flower completely
C) Pull the entire plant from the ground
D) Break off individual florets by hand
  • 22. What is a sign of over-fertilizing broccoli?
A) Yellowing leaves
B) Small, compact heads
C) Stunted growth
D) Excessive leaf growth with poor head development
  • 23. How does blanching affect broccoli before freezing?
A) It removes all nutrients
B) It stops enzyme action
C) It makes it easier to chop
D) It improves the flavor
  • 24. Which of these characteristics help classify different broccoli cultivars?
A) Stem thickness only
B) Root depth only
C) Head size and maturity time
D) Leaf color only
  • 25. What is the benefit of growing broccoli in raised beds?
A) Improved drainage
B) Attracts more pollinators
C) Increased shade
D) Reduces wind exposure
  • 26. Which method of irrigation is best to prevent fungal diseases in broccoli?
A) No irrigation at all
B) Overhead sprinklers
C) Drip irrigation
D) Watering the leaves directly
  • 27. Why is it important to harvest broccoli before the flower buds open?
A) The taste becomes bitter
B) The stem becomes woody
C) It attracts pests
D) The nutritional value decreases
  • 28. What does 'side shooting' refer to in broccoli plants?
A) The development of smaller heads after the main head is harvested
B) The broccoli plant producing only leaves
C) The broccoli plant falling over
D) The broccoli plant growing in a spiral pattern
  • 29. How does soil temperature affect broccoli seed germination?
A) Colder soil promotes faster germination
B) Extremely hot soil is ideal
C) Soil temperature has no effect
D) Warmer soil promotes faster germination
  • 30. What is the main benefit of companion planting broccoli with herbs like rosemary or thyme?
A) Improved soil drainage
B) Pest deterrence
C) Increased sunlight
D) Enhanced flavor
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