A) Arid desert climate B) Tropical with high humidity C) Alpine with high altitude D) Temperate with cold winters
A) Rocky, alkaline soil B) Well-drained, fertile soil C) Clay-heavy, waterlogged soil D) Sandy, nutrient-poor soil
A) 1-2 years B) 6-10 years C) 3-5 years D) 15-20 years
A) 5.5-6.5 B) 4.0-5.0 C) 7.0-8.0 D) 8.5-9.5
A) Grafting B) Air layering C) Cuttings D) Direct seeding
A) 5-6 meters B) 10-12 meters C) 2-3 meters D) 1-2 meters
A) High potassium fertilizer B) High phosphorus fertilizer C) High nitrogen fertilizer D) Balanced NPK fertilizer
A) Aphids B) Spider mites C) Mealybugs D) Thrips
A) Reduces the risk of fungal diseases B) Prevents leaf scorch and promotes growth C) Increases the sweetness of the fruit D) Encourages early flowering
A) Flowering B) Fruit setting and development C) Vegetative growth D) Dormancy
A) Powdery mildew B) Thread blight C) Black spot D) Root rot
A) Reduces water requirements B) Protects from sunscald C) Encourages faster growth D) Increases fruit production
A) When the fruit is still green B) Immediately after flowering C) When the fruit color changes uniformly D) When the fruit is overripe and soft
A) Faster growth rate B) Improved nutrient absorption C) Increased fruit production D) Root rot and death
A) To encourage deeper root growth in the wrong way B) To increase water retention C) To prevent root diseases D) To reduce fertilizer requirements
A) Increases water retention B) Prevents diseases C) Enhances nutrient uptake D) Controls pests
A) To shorten the time to fruit production B) To control tree height for easy harvesting C) To increase fruit size D) To improve air circulation and light penetration
A) A few hours B) Several days to a few weeks C) Indefinitely D) Several months
A) Direct sunlight B) Freezing temperature C) Cool and humid conditions D) Warm and dry conditions
A) Prevents nutrient absorption B) Conserves moisture and suppresses weeds C) Increases soil temperature D) Reduces humidity around the tree
A) Soil aeration B) Pollination of the flowers C) Mangosteens are primarily apomictic, not requiring pollination D) Pest control
A) Yellowing leaves B) Rapid growth C) Dark green leaves D) Increased fruit production
A) Improved soil health B) Increased disease resistance C) Larger fruit size D) Faster tree growth
A) Adventitious root system B) Fibrous root system C) Aerial root system D) Taproot system
A) Coastal plains B) Lowland areas C) Temperate valleys D) High mountain regions
A) Lack of sunlight B) Over-fertilization C) Inconsistent watering D) Pest infestation
A) Protect from pests and sunburn B) Increase fruit size C) Improve fruit color D) Speed up ripening
A) Nitrogen B) Potassium C) Phosphorus D) Magnesium
A) 500-1000 mm B) Over 3000 mm C) 1500-2500 mm D) Less than 500 mm
A) Seedless fruit development B) Asexual reproduction without fertilization C) Vegetative propagation through cuttings D) Sexual reproduction with cross-pollination |