Description : Which of the following shrubs has white fragrant flowers? a. Tabernaemontana divertica b. Gardenia florida c. Thevitia nerifolia d. Lantana comara
Last Answer : Gardenia florida
Description : Which of the following shrubs is used as fruit beauty? a. Cassia glauca b. Nerium odorum c. Citrus mitis d. Hibiscus rosa sinensis
Last Answer : Citrus miti
Description : Which of the following shrubs bears yellow flowers? a. Jasminum sambac b. Tabernamontana divertica c. Thevetia nerifolia d. Hibiscus Rosa sinensis
Last Answer : Thevetia nerifolia
Description : Plants, soft and green, and can be easily bent is known a. Herbaceous b. Woody c. Shrubs d. Non of these
Last Answer : Herbaceous
Description : High seed germination in cucumber occurs under temperature range of: a. 20-25°C b. 25-30°C c. 15-25°C d. None of above
Last Answer : 20-25°C
Description : Most of following category crops are shallow rooted a. Summer b. Winter c. Off season d. All of above
Last Answer : Summer
Description : In Pakistan, yield of potato range between : a. 10-15 ton b. 15-20 ton c. 20-25 ton d. 25-30 ton
Last Answer : 20-25 ton
Description : Optimum temperature for cool season vegetables is: a. 25-30°C b. 25-27°C c. 18-24°C d. 15-20°C
Last Answer : 18-24°C
Description : Rose budded at 3 ½ feet height is called a. Miniature rose b. Standard rose c. Half standard rose d. Climbing rose
Last Answer : Standard rose
Description : Broad-leave evergreens such as Ficus bengalensis and Alstonia schularis should be fertilized in: a. Early spring b. Late fall c. Late summer d. Early summer
Last Answer : Early spring
Description : Pruning in narrow leave evergreens should be done during: a. Early fall b. Winter c. Summer d. Early spring
Description : Date growth does not cease if temperature does not fall below: a. 0°C. b. 10°C c. 18°C d. 20°C
Last Answer : 18°C
Description : Anthesis of grapes complete at: a. Pedicel fall b. Calyx drop c. Cap fall d. None
Last Answer : Cap fall
Description : In citrus 80-90% of the active roots are present in the soil to a depth of: a. 25 cm b. 50 cm c. 75 cm d. 100 cm
Last Answer : 25 cm
Description : Optimum temperature for potato tuber formation is a. 20-22°C b. 25-30°C c. 22-25°C d. All of these
Last Answer : 20-22°C
Description : Onion seeds can germinate at a temperature of : a. 0-1°C b. 1-5°C c. 5-11°C d. 15-20°C
Last Answer : 1-5°C
Description : Silver Oak produces seeds after age of: a. 1 year b. 5 years c. 10 years d. 15 years
Last Answer : 10 years
Description : can all shrubs be cut back in the fall
Last Answer : Need Answer
Description : Which of the following is not a method for sterilizing plant growing medium? a. Steaming b. Baking c. Using chemical fumigants d. Keeping the growing medium moist for 6 to 7 days
Last Answer : Keeping the growing medium moist for 6 to 7 days
Description : Yield of carrot is maximum at pH: a. 6.5 b. 7.5 c. 8.5 d. Below 6.5
Last Answer : 6.5
Description : Dwarfing rootstock for apple in heavy soils is: a. M-7 b. M-9 c. M-11 d. Crab apple
Last Answer : M-9
Description : The Genus Fortunella include : a. 7 spp. b. 6 spp. c. 5 spp. d. 4 spp
Last Answer : 4 spp
Description : Common rootstocks for apple in Pakistan a. M-7 b. M-9 c. Crab apple d. Sky spur
Last Answer : Crab apple
Description : Citrus can tolerate a salinity level a. pH 9.0 b. pH 8.5 c. pH 7.5 d. pH 4.5
Last Answer : pH 8.5
Description : Tuber initiation in potato starts after a. 7 th week b. 9 th week c. 5 th week d. 4 th week
Last Answer : 7 th week
Description : Nitrates are absorbed at pH below ___________: a. 5 b. 6 c. 7 d. 8
Last Answer : 5
Description : Which of the following factor(s) is/are more suitable for good onion production? a. High temperature b. Long photoperiod c. None of above d. All abov
Last Answer : All abov
Description : Plants usually do not grow well in poorly drained soils because: a. Oxygen content is low in poorly drained soils b. The organic matter content of poorly drained soils is too high c. Poorly drained soils warm too quickly in spring d. Plant roots become engorged with water in poorly drained soils
Last Answer : Oxygen content is low in poorly drained soils
Description : A major problem in standard carnation production resulting in asymmetrical flowers is: a. Improper fertilization b. High-density spacing c. Calyx splitting d. Lack of pinching
Last Answer : Calyx splitting
Description : Peat is often mixed into the growing medium of container plants because it: a. Is inexpensive b. Has good air and water holding capacities c. Has a high pH d. Absorbs excessive soluble salts
Last Answer : Has good air and water holding capacities
Description : Internal browning in apples takes place due to _______: a. Fungus b. High temperature c. Hail storm d. Bacteria
Last Answer : High temperature
Description : At fruit bud differentiation in mango, C/N ratio is _______: a. Low b. Medium c. High d. Very High
Last Answer : High
Description : The most important characteristics of tropical region are: a. Snowfall b. Frost c. Winds d. High temperature
Description : Which of the following crop has high sulphur contents: a. Garlic b. Onion c. Radish d. None
Last Answer : Onion
Description : Apple require relatively a. High K and low P b. High P and low K c. Equal K and P d. No K and P
Last Answer : High K and low P
Description : Gross Michel is high yielding variety of: a. Papaya b. Grapes c. Banana d. Litchi
Last Answer : Banana
Description : High nitrate supply helps to ______________ maximum carbohydrates: a. Utilize b. Store c. Synthesize d. Increase
Last Answer : Utilize
Description : Berry splitting in citrus and strawberry is due to a. High temperature b. Low moisture c. High sunlight d. High air pressure
Description : At fruit bud differentiation, nitrogen contents are _____________: a. Low b. Medium` c. High d. Very high
Last Answer : Low
Description : The amount of growth regulators present in naturally parthenocarpic fruits is: a. High b. Low c. Intermediate d. None of above
Description : Which vegetable having high concentration of fats. a. Sweet potato, potato b. Water melon, musk melon c. Cabbage, Cauliflower d. None of above
Last Answer : None of above
Description : New growth of plants need _________ water for proper development: a. Low b. Medium c. High d. Very High
Description : Viscosity of the cytoplasm increases when temperature is ___________: a. Low b. Medium c. High d. Very High
Description : Tunnels for vegetable forcing are categorized as a. High type b. Low type c. Walk in type d. All of these
Last Answer : All of these
Description : Bolting in biennial crops is due to a. Low temperature exposure b. High temperature exposure c. Both of these d. None of these
Last Answer : Low temperature exposure
Description : High temperature in chillies causes a. Flower drop b. Fruit drop c. Both of the above d. None of these
Last Answer : Both of the above
Description : Tip burn of lettuce occurs at high air temperature when the soil is _______: a. Cool b. Dry c. Hot d. Wet
Last Answer : Cool
Description : Hybrid vigor in vegetables is manifested by a. High yield b. Uniformity in size c. Uniformity in maturity d. All of above
Last Answer : All of above
Description : Celery and lettuce at high temperature become a. Photodormant b. Thermodormant c. Ecodormant d. Non dormant
Last Answer : Thermodormant
Description : Cracking in tomato fruit is due to: a. High nitrogen level b. Temperature fluctuations c. Soil moisture fluctuations a. All of these