Description : At fruit bud differentiation in mango, C/N ratio is _______: a. Low b. Medium c. High d. Very High
Last Answer : High
Description : At fruit bud differentiation, nitrogen contents are _____________: a. Low b. Medium` c. High d. Very high
Last Answer : Low
Description : New growth of plants need _________ water for proper development: a. Low b. Medium c. High d. Very High
Description : Rate of bud development is ___________ upto winter season : a. Slow b. Rapid c. Medium d. Constant
Last Answer : Rapid
Description : The basic underlying principle of using a mist propagation system is that it: a. Keeps the propagation medium uniformly moist and supplies moisture to the base of the cuttings b. ... medium to promote root formation and development d. Increases humidity around the cutting and reduces transpiration
Last Answer : Increases humidity around the cutting and reduces transpiration
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 : The renewal of NO3 involves release of ___________ from organic fraction of the soil and its rapid nitrification: a. NO2 b. NH4 c. N d. NO
Last Answer : NH4
Description : Apple and pear form their flowers buds in ___________: a. May-June b. July-August c. September-October d. November-December
Last Answer : July-August
Description : Failure of a viable pollen to grow down the style of the flower of the same variety is called ___________: a. Self sterility b. Self incompatibility c. Self unfruitfulness d. Sterility
Last Answer : Self incompatibility
Description : Nitrates are absorbed at pH below ___________: a. 5 b. 6 c. 7 d. 8
Last Answer : 5
Description : Berry splitting in citrus and strawberry is due to a. High temperature b. Low moisture c. High sunlight d. High air pressure
Last Answer : High temperature
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 : Full grown apple tree requires a. No FYM b. Very low FYM c. 40-50 Kg FYM d. 80-100Kg FYM
Last Answer : . 80-100Kg FYM
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 : Growing medium kept too wet will deprive the plant: a. Soluble salts b. Water c. Oxygen d. Fertilizer
Last Answer : Oxygen
Description : Most grass species utilized for turf are characterized by: a. Prostrate creeping b. Fine to medium texture c. Short basal nodes d. All of above
Last Answer : All of above
Description : Commercial flower crops are sometimes watered to cause leaching. This means: a. Watering to spread fertilizer nutrients more evenly throughout the plant root system b. Watering to remove excess soluble salts from ... only to wet the top 1/3 of the growing medium d. Watering by subsurface methods
Last Answer : Watering to remove excess soluble salts from the growing medium
Description : Most house plants, except cacti, prefer a highly organic and a. Neutral growing medium b. Alkaline growing medium c. Acidic growing medium d. None of above
Last Answer : Acidic growing medium
Description : Low temperature helps to _________ growth inhibitors: a. Increase b. Decrease c. Store d. Produce
Last Answer : Decrease
Description : Low temperature regime in summer which stops growth of mango is : a. 35°F b. 30°F c. 20°F d. 18°F
Last Answer : 18°F
Description : Potato dormancy can be broken through a. Chemical treatment b. Low temperature c. Both of these d. None of these
Last Answer : Both of these
Description : Exposure of seed to low temperature before germination is termed as : a. Scarification b. Stratification c. Vernalization d. All of above
Last Answer : Stratification
Description : Germination of undeveloped seeds is favored by: a. Warm temperature (>20°C) b. Gibberallic acid c. Low temperature (
Last Answer : a & b
Description : The most suitable motor oil for use in a car in cold weather is: w) a high viscosity oil x) a low viscosity oil y) a medium viscosity oil
Last Answer : ANSWER: X -- A LOW VISCOSITY OIL
Description : . Pick out the wrong statement. (A) Multigrade lubricating oils have high viscosity index (B) Paraffinic oil has very high viscosity index (C) Naphthenic oil has very low viscosity index (D) High viscosity index means a large change in viscosity with change in temperature
Last Answer : (D) High viscosity index means a large change in viscosity with change in temperature
Description : Pruning in old fruit trees increases fruit bud formation by increasing ______: a. Carbohydrates b. New vegetative growth c. Hormonal contents d. Cell sap
Last Answer : New vegetative growth
Description : Soil compaction __________ yield of potato. a. Increases b. Decreases c. Does not effect d. Unknown
Last Answer : Decreases
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 : 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 : The amount of growth regulators present in naturally parthenocarpic fruits is: a. High b. Low c. Intermediate d. None of above
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 : The basic living substance is ___________. a) protoplasm b)endoplasmic reticulum c)cytoplasm d)mitochondria
Last Answer : a) protoplasm
Description : Internal browning in apples takes place due to _______: a. Fungus b. High temperature c. Hail storm d. Bacteria
Description : The most important characteristics of tropical region are: a. Snowfall b. Frost c. Winds d. High temperature
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 : 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 : 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 : 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
Description : Pansy is very popular annual due to its: a. Stem and foliage beauty b. Hardiness toward ground cover c. Planting under shad. d. Mix colour flowers bedding plant.
Last Answer : Mix colour flowers bedding plant.
Description : A plant which is able to live under very dry conditions is called a. Xerophyte b. Hallophyte c. Mesophyte d. None of above
Last Answer : Xerophyte
Description : “Thalsa” is a variety of potato very suitable for the region of: a. Peshawar b. Tandojam c. Mir Pur Khas d. Sahiwal
Last Answer : Peshawar
Description : Production of very small sized heads in cauliflower is called a. Buttoning b. Belting c. Both of these d. None of these
Last Answer : Buttoning
Description : Low-growing landscape plants should: a. Be placed in front of intermediate growing plants b. Be placed behind intermediate growing plants c. Not be used in the landscape d. Be planted under large trees
Last Answer : Be placed in front of intermediate growing plants
Description : Which of the following perennials is low and spreading type? a. Vinca b. Gaillardia c. Cimicifuga d. Coreopsis
Last Answer : Vinca
Description : Which of the following statements is true. a. Perennials are used for one season. b. Perennials are good plants for the garden with low maintenance cost. c. Perennials are not easy to grow and establish in beds. d. Perennials are only for foliage beauty
Last Answer : Perennials are good plants for the garden with low maintenance cost.
Description : Low chilling verities of apple a. Tropical Beauty b. Enna c. Non of these d. All of these
Description : Auxins as herbicides are supposed to be: a. Non toxic to animals and human beings b. Highly selective c. Exert their action at extremely low concentration d. All of the above
Last Answer : All of the above
Description : If a cell is placed in a medium isotonic to its cytoplasm there will be no net movement of water.?
Last Answer : Need answer