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