0% 199 Agronomy Quiz 1 1 / 50 The process of converting food nutrients to carbohydrates in plants is called________________? Photosynthesis Absorption Assimilation Metabolism 2 / 50 Gassypium barbadense was originated in__________________? North Mexico and North America Central and North America Central and South Asia Central and South America 3 / 50 Yield losses of rice crop due to weed infestation are___________________? 20-50% 10-20% 20-60% 5-15% 4 / 50 The available form of nitrogen for plants is_________________? non of these Both a and b NH4 NO3 5 / 50 Electrolytes leakage is defendant on_________________? Cracking of seed test Condition of cell membrane None of the above All 6 / 50 Solar energy emitted by sun reaches the earth surface absorbed and returned back in the form of___________________? None of the above Infra blue radiation Infra red radiation X rays 7 / 50 Gassypium arborium is__________________? Haploid Triploid Tetraploid Diploid 8 / 50 The systematic arrangement of soil in to groups or categories is called_________________? Ranking Annuals Classification Perennials 9 / 50 Breeders seed production is taken up from the nucleus seed B and A lines are pollinated in an isolation of 1 Km in a ratio of_________________? 1:05 1:03 1:04 1:02 10 / 50 Foliar application of nitrogen means applying nitrogen in solution form to___________________? Leaves Flowers only Stem only Whole plant 11 / 50 In rice, high silicon content, in shoot confers resistance to_________________? All the above Leaf borer Root borer Stem borer 12 / 50 Pasturing system that allows short periods of heavy use followed by recover, period is called as_______________? Differed grazing Forage grazing Hay grazing Rotational grazing 13 / 50 The deficient level of N(%) in plants suggested by various workers is_________________? 10% <2% <1% <5% 14 / 50 Best time of sowing for cotton is______________? Mid June to mid July Mid March to mid April non of these Mid May to mid July 15 / 50 APTMA stands for_____________________? All Pakistan textile mill management authority All Pakistan trade monitoring association All Pakistan trade monitoring agency All Pakistan textile mills association 16 / 50 Allelopathy interaction between plants playa crucial role in___________________? Community non of there Ecosystems Both a and b 17 / 50 A treeless arctic plan is called as__________________? Glaciers None of the above Barren land Tundra 18 / 50 Precise assessment of pest pressure to evaluate Economic risk from pest infestations is called_________________? Economic mjury level None of the above Crop scouting Economic threshold 19 / 50 Who described. the use of letrazolium for assessing, seed quality and the basis of topographical patterns___________________? Kotowski (1926) Burries etc (1969) Moore (1973) Maguare (1962) 20 / 50 Organisms which are genetically modified are called_________________? Hybrid Transgenic organisms Mutagens Strange organisms 21 / 50 One rooting hormone occurring naturally in plant is ___________________? Naphthalene acetic acid None of the above Indolebutyric Indolacetic acid 22 / 50 Cultivation of same crop year after year is called________________? Monocropping All the above Double, cropping Single cropping 23 / 50 Soil reaction of preference of sugarcane is________________? 6.00 pH 7.03 pH 6.5 pH 8.00 pH 24 / 50 The significance of difference among several means is tested with the level of_________________? t-test Z-test X-test F-test 25 / 50 Growing more then one crop in a season in the same land is called________________? Double cropping Intercropping Intensive cropping Monocropping 26 / 50 The heating of atmosphere by gases that are transparent to sun light but opaque to radiated heat is called________________? Pollution Green house effect Warming Solar radiation 27 / 50 The total dry matter produced by a plant as a resulting photosynthesis is called_______________? Biological yield Mass Physical productivity None of the above 28 / 50 The soil has got______________? Two horizons Six horizons Seven horizons Five horizons 29 / 50 Effects of allelopathic compound in the life cycle of plants cause inhibition of________________? non of these Seed deterioration Seed swelling seed germination 30 / 50 Sunflower is allelopathic crop to many____________________? All Microorganisms Weeds None of the above 31 / 50 Recommended method for cotton sowing is________________? Drill method Broad cast method non of these Ridge sowing method 32 / 50 Seed bag labeled with white colour indicates_________________? Pure seed Certified seed Pre-basic seed Basic seed 33 / 50 Fumigating and warming soil by covering it with black plastic is called__________________? None of the above Fumigation Soil solarization Mulching 34 / 50 Root rot of cotton is a_________________? Viral disease All Fungal disease Bacterial disease 35 / 50 The depth of water required by crops during the base period is called_____________________? Duty of water Frequency of water Acre inch Delta of water 36 / 50 Initial vegetation that invades and occupies the area is called_________________? Resin None of the above Pioneer Range 37 / 50 One of the plant introduced from new world to the old world is_________________? Rice Wheat Sugarcane Potato 38 / 50 Hot with a cool winter is___________________? None of the above Arid Subtropical Temperature 39 / 50 income farm where the operator is producing primarly his family?s needs rather than for sale is called_______________? Family farming Intensive farming Subsistence farming Progressive farming 40 / 50 The harmful influence of one living plant on another living plant by the secretion of a toxic substance is called________________? Parasitism Antagorusm Allelopathy Allergy 41 / 50 Mg in plants act as___________________? None of the above Enzyme activator Starch activator Protein activator 42 / 50 The K is predominantly in______________? Grain Leaves Straw All the above 43 / 50 Hyderabad district area is in_________________? Raygistan range area Cholistan range area Thai range area None of the above 44 / 50 Gassypium hirsutum is________________? Triploid Tetraploid Hexaploid Diploid 45 / 50 When crop plants adopt to a new environment are called___________________? Introduction Domestication Selection Accaumatization 46 / 50 Dwarf varieties of wheat are more resistance to_______________? Insect pest Lodging Viruses Disease 47 / 50 The cotton plant sheds more fruits mainly due to_________________? More number of irrigations Higher dose of fertilizer Insects and pest Higher temperature 48 / 50 Number of crops grown on the same piece of land in a year and expressed in percentage is known as_______________? Cropping intensity Cropping pattern Cropping index Crop rotation 49 / 50 Cultivation of same crop year after year is called________________? Double, cropping All the above Single cropping Monocropping 50 / 50 The leguminous plants are important in agriculture because_________________? They are disease resistant Six crops are harvested in a year They need very little water to grow Help in nitrogen economy of nature Provide Your Information Your score is The average score is 66% LinkedIn Facebook Twitter 0% Restart quiz Send feedback Share on facebook Facebook Share on twitter Twitter Share on whatsapp WhatsApp PrevAgricultural Economics Quiz 5 Agronomy Quiz 2Next
