A) Tropical and subtropical B) Arctic C) Temperate D) Desert
A) 0-10°C (32-50°F) B) 21-33°C (70-91°F) C) 40-50°C (104-122°F) D) -10-0°C (14-32°F)
A) Sandy, infertile soil B) Waterlogged soil C) Well-drained, fertile soil D) Heavy clay soil
A) 8.5-9.0 B) 4.0-4.5 C) 6.0-6.5 D) 7.5-8.0
A) In waterlogged soil B) Directly in the field C) In well-drained seedbeds or containers D) Scattered randomly
A) 1 day B) 2-3 weeks C) 1 month D) 6 months
A) Never, relying only on rainfall B) Regularly, keeping the soil moist but not waterlogged C) Only when the soil is completely dry D) Daily, regardless of soil moisture
A) When they are 5 cm (2 inches) tall B) After 6 months C) Immediately after germination D) When they are 15-20 cm (6-8 inches) tall
A) 5 meters (16 feet) B) 10 meters (33 feet) C) 2-3 meters (6-10 feet) D) 0.5 meters (1.5 feet)
A) To reduce watering needs B) To increase fruit size C) To prevent disease D) To remove excess male or unproductive plants
A) Only during flowering B) Only once at planting C) Regularly, throughout the growing season D) Never
A) Balanced NPK fertilizer B) High phosphorus fertilizer C) High nitrogen fertilizer D) High potassium fertilizer
A) No pruning is necessary B) Prune all leaves C) Severe pruning to shape the plant D) Remove dead or diseased leaves
A) Spider mites B) Bees C) Ladybugs D) Earthworms
A) Rust B) Papaya ringspot virus C) Black spot D) Powdery mildew
A) By increasing watering B) By applying herbicides C) By applying fungicides D) By removing infected plants and controlling aphids
A) 3-4 weeks B) 1-2 months C) 12-18 months D) 6-9 months
A) The fruit is very hard B) The skin turns yellow or orange C) The fruit falls off the tree D) The fruit is still green
A) By gently twisting the fruit from the stem B) By shaking the tree until the fruit falls C) By cutting the fruit from the stem with a knife D) By pulling the fruit straight down
A) In a freezer B) In a damp place C) In direct sunlight D) At room temperature until ripe, then refrigerated
A) Reduces soil temperature drastically B) Increases soil acidity C) Conserves moisture and suppresses weeds D) Attracts pests
A) Prevents root rot B) Reduces nutrient uptake C) Encourages fungal growth D) Increases fruit size
A) A plant with only male flowers B) A plant with both male and female flowers C) A plant that does not produce flowers D) A plant with only female flowers
A) To increase pollination B) To reduce sunlight exposure C) To prevent damage to leaves and fruit D) To decrease soil temperature
A) To increase fruit production B) To prevent pest infestations C) To provide support against wind D) To improve soil drainage
A) Reduces water requirements B) Reduces soilborne diseases and pests C) Increases fruit sweetness D) Accelerates plant growth
A) Reduces the need for chemical control B) Increases fruit size C) Shortens the growing period D) Improves soil fertility
A) Weed control B) Pollination C) Pest control D) Soil aeration
A) Weeds provide shade for the roots B) Weeds attract beneficial insects C) Weeds compete for nutrients and water D) Weeds improve soil drainage
A) Improves soil structure and fertility B) Attracts harmful pests C) Reduces water infiltration D) Increases soil compaction |