0% 22 Horticulture Quiz 2 1 / 50 The storage life of fresh mango at -1 to 4?c is_____? 1-4 weeks 0-4 weeks 2-4 weeks 1-2 weeks 2 / 50 Mango are planted in which of the following layout system__? Square system Quincunx system Hexagonal system Contour system 3 / 50 The storage life of fresh oranges at 5 to 9?c is __? 6-8 weeks 6-10 weeks 4-6 weeks 6-12 weeks 4 / 50 Degeneration and death of aerial plant parts is called___________? Senescence Partial Senescence Both a & b Maturity 5 / 50 The most popular and common method of laying out orchard on flat ground is_________? Quincunx system Rectangular system Square system Triangular system 6 / 50 Cleft grafting is most successful in_________? Almond Apple None of the above Both a & b 7 / 50 According to national commission of Pakistan, post harvest losses in fruits are__? 20-40% 30-50% 20-25% 60-70% 8 / 50 Plants having monoecious flower are___? Castor Colocasia Maize All the above 9 / 50 A branch of horticulture dealing with the production and marketing of vegetable is called__________? Olericulture Pomology Sericulture Viticulture 10 / 50 When the corolla has four clawed petals inserted at right angle other is said to be___? Cruciform Rosaceous Papilliaci Tubular 11 / 50 Which of the following constitute the best definition of fruit__? A fruit is post fertilization A fruit is a product of flower A fruit is a product of ovary A fruit is a mature ovary that contain seed 12 / 50 Potato when fried, excessive browning develops due to _____? Caramelization None of the above All the above Reaction between amino acid and sugar 13 / 50 Alternate bearing is the serious problem of___? Mango Persimon Guava Citrus 14 / 50 Sweet potato belong to family___? Cruciferae Araceae Solanaceae Conolvulaccae 15 / 50 The chromoplast develops mainly from__________? Leucoplast Chloroplast Phagoplast Amyloplast 16 / 50 Common varieties of rose are developed by___________? Budding Grafting Cutting Layering 17 / 50 Citrus has its origin in__? Indo- Chinese region Africa South America Middle east 18 / 50 The year in which mango tree does not produce or produce very small number of fruit is called ________ ? Hunger year Lazy year None of the above Off year 19 / 50 Variation in the performance of the same mango variety in the same orchard may be due to the variation in the root stock raised from seeds which may be due to_________? Variable root stock size Polyembroyonic Mono-embryonic All the above 20 / 50 Main factors affecting production and quantity of citrus is___________? All the above Rainfall Humidity Temperature 21 / 50 major source of sugar in world is________? Watermelons Dates Beet roots Sugar cane 22 / 50 Which among the following does not possess cotyledons__________? Castor Coconut Cuscuta Carrot 23 / 50 Loss off leaves due to seasonal change is_________? Malformation Defoliation Leeward None of the above 24 / 50 In orange aroma is developed by__________? Ethylene Degreening Citral Valencene 25 / 50 In apple wool aphid is genetically controlled by___________? Id ID 2d 2 D 26 / 50 In California the age of citrus tree is__? 40 years 70 years 75-100 years 80-90 years 27 / 50 Gulkand is made from the most common beautiful flower of_________? Chrysanthemum Rose Jasmine Petunia 28 / 50 Splice grafting is most successful in___________? Both a & b Apple None of the above Mango 29 / 50 The size of stomata is measured by___________? Porometer Atomic absorption Spectrophotometer Potometer Spectrophotometer 30 / 50 A condition of green plant in which they become unhealthy and pale yellow in colour in known as_________? Chlorsis Leucoplast Chromoplast Chloroplast 31 / 50 Adaptability, germination ability and variation the advantages of___________? All the above Pollination Cross Pollination Self Pollination 32 / 50 Cotton fiber are made up of___________? Fates Protein Starch Cellulose 33 / 50 which one of the following is climacteric fruit___? Banana Lemon Grape Pineapple 34 / 50 chemicals which induce leaf fall are called__? Fungicides Defoliant Herbicides Growth regulators 35 / 50 A science which deals with classification of plants is called___________? Histology Morphology Taxonomy Ecology 36 / 50 Citrus belongs to the___________? All the above Citrea Announaceae Rutaceae 37 / 50 The most highly advanced division in plants kingdom is__? Taxonomy Pteridophtes None of the above Tracheophyta 38 / 50 Plant parts useful for extraction of opium from papaver saminiferaim are__________? Young seedings Old leaves Unripe fruit Ripened fruit 39 / 50 A pruning management done to develop a tree framework strong cough to bear large number of fruits without breaking of branches is known as_________? Thinning Punning Training All the above 40 / 50 In bhindi production of foundation seed needs an isolation distance of___________? 50 meters 3 meters 100 meters 200 meters 41 / 50 Which of the leafy vegetables has high cellulose and add bulk to food___________? Lettuce Celery All the above Cabbage 42 / 50 Strawberry belongs to what type of fruit ? Pome Aril Berry Etario of achenes 43 / 50 Which types of fruits are known at higher altitude in KP, Balochistan and Murree hills_________? Pomes Aggregate fruit Barries None of the above 44 / 50 The message of jasmine is_________? Love Peace Friendship All the above 45 / 50 Anthesis starts in onion. at__________? 8.00 am 7.00 am 5.00 am 10.00 am 46 / 50 Enzymes are__________? Inhibitor Catalyst none Activator 47 / 50 A process by which a piece of scion is attached to a root stock in a way that eabium of both scion and root stock came in firm contact, resulting is a new tissue is called_________? Rooting Grafting Ghooti Budding 48 / 50 The portion of the axis below the cotyledons is known as___________? Micropyle Epictyl Hypocotyle None of the above 49 / 50 Gumosis is disease of___________? Datepalm Citrus Guava Mango 50 / 50 Commercial production of fruits is known as___? Horticulture Orchading Olericulture Pomology Provide Your Information Your score is The average score is 62% LinkedIn Facebook Twitter 0% Restart quiz Send feedback Share on facebook Facebook Share on twitter Twitter Share on whatsapp WhatsApp PrevHorticulture Quiz 1 Horticulture Quiz 3Next
