horticulture Mcqs
51. A phenomenon of fusion of male and female gametes is known_______________?
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A. Fertilization

B. Gamete formation

C. Interaction

D. All the above

52. Which one of the following is dioceous plant___________________?
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A. Datepalm

B. Maize

C. Papaya

D. All the above

53. In green vegetables, the limiting amino acid is____________________?
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A. Agrginine

B. Methionine

C. Frytophaer

D. Lysine

54. The most highly advanced division in plants kingdom is____________________?
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A. Tracheophyta

B. Pteridophtes

C. Taxonomy

D. None of the above

55. How much grams of vegetables and fruits are recommended for a balanced diet per day by WHO__________________?
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A. 40 grams

B. 300 grams

C. 150 grams

D. 450 grams
56. The Potato is___________________?
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A. Tuber

B. Rhizome

C. Sucker

D. Fruit

57. Planting distance of Falsa is___________________?
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A. 2.5m

B. 3.0m

C. 2.0m

D. 3.5m

58. Citrus root stock seeding are ready for budding after_____________________?
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A. 9 months

B. 6 months

C. 01 months

D. 02 months

59. Sweet potato is___________________?
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A. Tuber

B. Rhizome

C. Fruit

D. Root
60. The food in onion is stored in___________________?
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A. stems

B. Scaly leaves

C. Flowers

D. Roots

61. The enzymes and pigments associated with photosynthesis are located in____________________?
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A. Protoplast

B. Chloroplast

C. Leucoplast

D. Chromoplast

62. Spinach, althea, winter wheat and oat are the example of____________________?
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A. short day plants

B. Short day and long night plants

C. Long day and short night plants

D. Long day plants

63. Bunchy top disease of banana is___________________?
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A. Viral disease

B. Nematode disease

C. Fungal disease

D. Bacterial disease

64. Which types of fruits are known at higher altitude in KP, Balochistan and Murree hills_________________?
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A. Pomes

B. None of the above

C. Aggregate fruit

D. Barries

65. Some use of cytokinins in horticulture are________________?
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A. To stimulate shoot development

B. Delaying senescence

C. Accelerating bud growth

D. All the above
66. A science which deals with classification of plants is called___________________?
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A. Taxonomy

B. Histology

C. Ecology

D. Morphology

67. Ornamental Horticulture is the combination of____________________?
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A. Viticulture and landscape

B. None of these

C. Pomology and floriculture

D. Floriculture and landscape
68. The edible part in pomegranate is___________________?
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A. Juicy tasta

B. Juicy hairs

C. Mesocarp

D. Jmey cpicarp

69. A controlled oxidation process by which all organisms ultimately obtain the energy stored in organic compound is known as_______________?
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A. Oxidation

B. Transportation

C. Respiration

D. Both a & b

70. Sweet potato belong to family_____________________?
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A. Solanaceae

B. Conolvulaccae

C. Cruciferae

D. Araceae

71. Almond belongs to family_________________?
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A. Annonaccae

B. Musaceae

C. Rosaceae

D. Moraceae

72. Anaerobic respiration is known as____________________?
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A. Transportation

B. Fermentation

C. Sterilization

D. Ripening

73. Species which give out long and flexible branches, the shoot to be layered is covered with soil at several places to encourage rooting at more than one point is called ___________________?
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A. Serpentine layering

B. Ground layering

C. Stool layering

D. Air layering

74. Coconut is propagated by____________________?
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A. Seed

B. Sucker

C. Rhizome

D. Stolen

75. Enzymes are__________________?
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A. Activator

B. none

C. Catalyst

D. Inhibitor

76. What type of pollination is observed in cucumber_____________________?
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A. Partially self fertilization

B. Cross pollination

C. Self pollination

D. Partially cross pollination
77. Which method of irrigation is possible under the economical conditions of Pakistan __________________?
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A. Canal system

B. Drip irrigation

C. All the above

D. Modified basin system

78. 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_________________?
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A. Budding

B. Grafting

C. Rooting

D. Ghooti

79. Which of the following constitute the best definition of fruit____________________?
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A. A fruit is post fertilization

B. A fruit is a product of flower

C. A fruit is a product of ovary

D. A fruit is a mature ovary that contain seed
80. A reproductive part of the plant which is responsible for the production of fruits and seeds is called ________________?
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A. Corolla

B. Flower

C. All the above

D. Calyx

81. The transfer of pollen grains from anthers to the stigma by any pollinating agent is called______________?
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A. Pollination

B. Crossing

C. Breeding

D. Allogamy

82. From which part of turmeric plant the turmeric powder is obtained__________________?
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A. dried roots

B. Dried fruit

C. Seeds

D. Dried rhizome
83. The number of calories of heat required to change the temperature of one Kg of a substance is called____________________?
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A. Molar heat

B. Specified heat

C. None of the above

D. Heat action

84. In ripened banana the aroma is due to presence of____________________?
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A. Eugenol

B. Valencene

C. Ethyl

D. Isopentanol

85. In mango and carrot how much vitamin C (mg/100 gm)is present__________________?
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A. None of the above

B. 30

C. 40

D. 80

86. In bhindi production of foundation seed needs an isolation distance of___________________?
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A. 100 meters

B. 50 meters

C. 200 meters

D. 3 meters

87. Recommended seed rate of potato is_________________?
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A. 800-1200 Kg

B. 5000 Kg

C. 500 Kg

D. 1200 Kg

88. Propagation of guava is done by___________________?
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A. Scoin

B. Suckers

C. Layering

D. Cutting

89. A plant part which provides top and fruit bearing surface is called__________________?
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A. Root stock

B. Scion

C. Both a & b

90. Scaled polyethylene bags increase the susceptibility of orange fruit from_________________?
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A. Mould

B. Virus

C. Bacteria

D. Fungi

91. How many training system are__________________?
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A. Three

B. Two

C. Four

D. Five

92. What are the factors which influence the efficiency of respiration_____________________?
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A. Temperature

B. All the above

C. Substrate

D. Oxygen

93. Apple apricot, plum, date, olive and peaches are rich in________________________?
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A. All the above

B. Carbohydrates

C. Protein

D. Minerals
94. A series of electron transport coupling factors which transfer along an electro chemical ingredients, yielding ATP, in light is called_________________?
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A. Photosynthesis

B. Photoperiodism

C. None of the above

D. Photophosphorrylation
95. Plants having monoecious flower are_____________________?
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A. Colocasia

B. Maize

C. Castor

D. All the above
96. Which layout is the most suitable for the uneven lands and sub mountain areas _____________________?
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A. Triangular system

B. Contour system

C. Hexagonal system

D. Rectangular system

97. The production of vegetables for distant market is called___________________?
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A. Train farming

B. Distant farming

C. Intensive farming

D. Truck farming
98. Which of the leafy vegetables has high cellulose and add bulk to food___________________?
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A. Celery

B. Lettuce

C. Cabbage

D. All the above
99. In Pakistan hockey sticks are generally made from__________________?
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A. Morus alba

B. Melia

C. morus nigra

D. Salix

100. Genus of citrus is____________________?
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A. All the above

B. Fortunal

C. Poncirus

D. Citrus