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