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 : Parthenocarpy refers to : a. Seedless fruits b. Fruit without pollination c. Seeds without pollination d. None of above
Last Answer : Fruit without pollination
Description : In anemophilous plants, pollens are disseminated by means of: a. Insects b. Water c. Wind d. Gravity
Last Answer : Insects
Description : Plants with ovaries having only one or a few ovules, are generally pollinated by (a) bees (b) butterflies (c) birds (d) wind.
Last Answer : d) wind.
Description : Plants with ovaries having only one or a few ovules, are generally pollinated by:a) Birdsb) Windc) Beesd) Butterflies
Last Answer : b) Wind
Description : To preserve the germination ability of most seeds, store them in a: a. Warm, dry environment b. Cool, dry environment c. Cool environment after scarification d. Warm, moist environment after stratificatio
Last Answer : Cool, dry environment
Description : Seed of strawberry fruit is: a. Achene b. True seed c. Viable seed d. Aborted seed
Last Answer : Achene
Description : Which type of flowers can not produce seeds and / or fruit? Pistillate Perfect Hermaphrodite Staminat
Last Answer : Staminat
Description : In pollen development Gametocides induces a problem of: a. Sterility b. Viability c. Fertility d. Mobility
Last Answer : Sterility
Description : Inconspicuous flowers, which produce enormous number of pollens are characteristic feature of
Last Answer : Inconspicuous flowers, which produce enormous number of pollens are characteristic feature of – Wind pollination.
Description : Cross pollinated in apple generally produce a. Bad results than self pollinated b. Better results than self pollinated c. Same results as self pollinated d. Non of these
Last Answer : Better results than self pollinated
Description : Which of the following refers to the development of viable individuals from unfertilized eggs? a) self-fertilization b) hermaphroditic reproduction (pronounced her - MAF - ro - dit - ik) c) parthenogenesis
Last Answer : ANSWER: C -- PARTHENOGENESIS
Description : Consider the following statements about pollination. 1. Transfer of pollen grains from the anther to ovules in the same flower or a different f lower is called pollination. 2. The pollination by wind is called anemophily. 3. Pollination is a ... 1 and 3 (b) 1, 2 and 4 (c) Only 2 (d) 1, 2, 3 and 4
Last Answer : Ans:(c)
Description : Conifers differ from grasses in the (a) formation of endosperm before fertilization (b) production of seeds from ovules (c) lack of xylem tracheids (d) absence of pollen tubes.
Last Answer : (a) formation of endosperm before fertilization
Description : The fruits which do not naturally open to shed seed are known as: a. Dehiscent fruit b. Fleshy fruit c. Dry fruit d. Indehiscent fruit
Last Answer : Indehiscent fruit
Description : Nut fruits are derived from a. Epigynous flower b. Hypogynous flower c. Perigynous flower d. Hypo and perigynous flower
Last Answer : Hypogynous flower
Description : The amount of growth regulators present in naturally parthenocarpic fruits is: a. High b. Low c. Intermediate d. None of above
Last Answer : High
Description : Drupe fruits have all the three ovarian layers a. Fused b. Separated c. Mixed d. None of these
Last Answer : Separated
Description : True fruits developed from a. Ovary b. Thalamus c. Pericarp d. All of these
Last Answer : Ovary
Description : Dacca is a selected variety of: a. Herb b. Shrub c. Turfgrass d. None of these
Last Answer : Turfgrass
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 : Dhaki variety of date palm was originated in: a. Sindh b. NWFP c. Balochistan d. Punjab
Last Answer : NWFP
Description : __________ variety of apple is reported to perform well at lower altitudes. a. Enna b. Amri c. Diana d. Golden Delicious
Last Answer : Enna
Description : The variety originated from a cross of King X Willow leaf is: a. Clementine b. Fair child c. Feutrell’s early d. Kinnow
Last Answer : Kinnow
Description : Sensation is the variety of: a. Sweet orange b. Grape fruit c. Mandarin d. Mango
Last Answer : Mango
Description : The foster is variety of : a. Mandarin b. Sweet orange c. Pummelos d. Grape fruit
Last Answer : Grape fruit
Description : Shamber is variety of Grape fruit in which pulp is; a. Pigmented and seedless b. White and seedless c. Pigmented but seeded d. White and seeded
Last Answer : Pigmented and seedless
Description : Gross Michel is high yielding variety of: a. Papaya b. Grapes c. Banana d. Litchi
Last Answer : Banana
Description : Pruning is carried out in date palm variety: a. Deglet Noor b. Hillawi c. Khudrawi d. Ajwa
Last Answer : Deglet Noor
Description : Seedless date palm variety is: a. Hassaku b. Hillai c. Ajwa d. None
Last Answer : Hassaku
Description : Pruning is a regular practice in date palm variety a. Hillawi b. Khudrawi c. Deglet Noor d. Hillini
Description : Color of carrot depends upon a. Age b. Variety c. Season d. All of these
Last Answer : All of these
Description : Cultivar means a. Some cultivated variety b. Discarded variety c. Rejected variety d. Approved variety
Last Answer : Some cultivated variety
Description : The commercial variety of watermelon is: a. Sugar baby b. Red beauty c. Red king d. Sugary
Last Answer : Sugar baby
Description : $ Those plants which produce seeds, without the formation of fruits are called Gymnosperms. ! Endosperm is triploid in Angiospherms
Last Answer : $ Those plants which produce seeds, without the formation of fruits are called Gymnosperms. ! Endosperm is ... D. If both As and R are wrong.
Description : $ Angiosperms produce seeds, but do not produce fruits. ! Fruit and seed formation occurs in Gymnosperms.
Last Answer : $ Angiosperms produce seeds, but do not produce fruits. ! Fruit and seed formation occurs in Gymnosperms. A. ... wrong D. If both As and R are wrong.
Description : Production function refers to the functional relationship between input and ___. (1) product (2) produce (3) output (4) service
Last Answer : output
Description : The main commercial method for propagating African violets is by: a. Seeds b. Crowns c. Tubers d. Leaf petioles
Last Answer : Leaf petioles
Description : Pinching out is the removal of a. Growing point of root b. Opening flower buds c. Growing point of buds d. Removal of seeds
Last Answer : Growing point of bud
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 : Citrus seeds can be stored with Charcoal at following temperature in dry conditions. a. 0-3°C b. 3-10°C c. 10-15°C d. Above 15°C
Last Answer : 3-10°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 : Papaya is still being commercially propagated from a. Cutting b. Suckers c. Seeds d. Grafting
Last Answer : Seeds
Description : Reproduction of plants through seeds are also called: a. Asexual propagation b. Vegetative propagation c. Sexual propagation d. Tissue culture
Last Answer : Sexual propagation
Description : Date palm propagation is by means of: a. Suckers b. Seeds c. Off shoots d. None
Last Answer : Suckers
Description : Dormancy of seeds are broken by a. GA b. Ethylene c. Water d. None of above
Last Answer : GA
Description : Virus free seeds of potato are produced in a. Hilly areas b. Spring crop c. In plains d. Autumn crop
Last Answer : Hilly areas
Description : Melons have seeds in a. Cavity/centre b. Scattered c. Both type may be d. None of these
Last Answer : Cavity/centre
Description : Imbibed or germinated seeds subjected to cold temperature is termed as: a. Scarification b. Startification c. Vernalization d. Sterilization
Last Answer : Vernalization
Description : During storage of vegetable seeds, seed moisture should be a. Less than 10% b. Equal to 10% c. Greater than 10% d. None of above
Last Answer : Less than 10%