A) 8.0-9.0 B) 5.0-6.0 C) 6.0-7.5 D) 4.5-5.5
A) 25-30°C (77-86°F) B) 30-35°C (86-95°F) C) 5-10°C (41-50°F) D) 15-20°C (59-68°F)
A) Early spring B) Late spring C) Mid-summer D) Late summer/Early fall
A) Dappled shade B) Full sun (6+ hours) C) Partial shade (3-6 hours) D) Full shade (less than 3 hours)
A) High in phosphorus B) High in potassium C) High in nitrogen D) Balanced NPK
A) 3 inches B) 2 inches C) 1 inch D) 1/4 to 1/2 inch
A) 6-8 inches B) 24-30 inches C) 12-18 inches D) 4-6 inches
A) Attracts pests B) Prevents bolting and splitting C) Increases bitterness D) Slows growth
A) Leaf discoloration B) Stunted growth C) Root rot D) Premature flowering
A) Aphids B) Grasshoppers C) Cabbage worms D) Spider mites
A) Black spot B) Powdery mildew C) Rust D) Clubroot
A) Bacillus thuringiensis (Bt) B) Neem oil C) Copper fungicide D) Insecticidal soap
A) Maintain proper soil pH B) Using acidic fertilizer C) Overwatering D) Planting in shade
A) When the head is firm and compact B) When the leaves are small and loose C) When the leaves turn yellow D) When the plant flowers
A) Remove individual leaves B) Cut the head at the base C) Pull the plant out of the ground D) Break the head off
A) A few days at room temperature B) A few months in the freezer C) A week in the refrigerator D) Several weeks in the refrigerator
A) Sandy soil B) Well-draining soil C) Compacted soil D) Clay soil
A) Leave the soil compacted B) Add clay only C) Amend with compost or other organic matter D) Add sand only
A) Planting small batches at intervals. B) Planting the seeds very deep. C) Planting only heirloom varieties. D) Planting only hybrid varieties.
A) To reduce watering needs B) To prevent soilborne diseases C) To increase sunlight exposure D) To improve soil compaction
A) Brassicaceae (Mustard family) B) Asteraceae (Sunflower family) C) Solanaceae (Nightshade family) D) Cucurbitaceae (Gourd family)
A) Napa cabbage B) Spinach C) Kale D) Iceberg lettuce
A) To encourage bolting B) To prevent pests C) To provide adequate spacing D) To reduce watering needs
A) Retains moisture B) Attracts pests C) Reduces sunlight exposure D) Increases soil temperature
A) Phosphorus B) Nitrogen C) Calcium D) Potassium
A) Faster growth B) Pest control C) Reduced watering needs D) Increased sunlight
A) Straw B) Clay C) Gravel D) Sand
A) Only when the leaves wilt B) Every other day C) Regularly, keeping the soil consistently moist D) Once a week
A) Overhead watering B) Watering during the hottest part of the day C) Watering the leaves only D) At the base of the plant
A) Planting them directly outdoors without preparation B) Gradually acclimating them to outdoor conditions C) Exposing them to extreme heat D) Keeping them indoors permanently |