1) Removing of certain shoots, cones, spurs from the base of plant is called___________________? a. Pruning b. Training c. Thinning out d. Heading back
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2) According to national commission of Pakistan, post harvest losses in fruits are_________________? a. 20-40% b. 60-70% c. 30-50% d. 20-25%
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3) Anaerobic respiration is known as____________________? a. Transportation b. Sterilization c. Fermentation d. Ripening
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4) A form of controlled atmosphere storage in which the produce is stored in a partial vacuum is called___________________? a. Gas storage b. Hypo baric storage c. Modified storage d. Ca storage
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5) Poncirus sweet orange is the hybrid cross of_________________? a. Tangelos b. Citranges c. Limequats d. All the above
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6) In California the age of citrus tree is____________________? a. 70 years b. 80-90 years c. 75-100 years d. 40 years
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7) Anacardiaceous is the family of_________________? a. Ber b. Mango c. Citrus d. Cauli flower
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8) Propagation of guava is done by___________________? a. Cutting b. Suckers c. Layering d. Scoin
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9) In date palm male spathes enclose how many flowers_______________? a. 30000 b. 9000 c. 20000 d. 10000
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10) Recommended seed rate of potato is_________________? a. 1200 Kg b. 800-1200 Kg c. 500 Kg d. 5000 Kg
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11) Tomato, chilly brinjal are collectively called__________________? a. Leafy vegetables b. Cole crop c. Bulb crop d. Solanaceous crop
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12) Coconut is propagated by____________________? a. Seed b. Sucker c. Stolen d. Rhizome
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13) Imperfect flower is___________________? a. Without sepals b. Unisexual c. Without petals d. None of the above
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14) Enzymes are__________________? a. Activator b. Catalyst c. Inhibitor d. none
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15) In day time plants release_________________? a. Oxygen b. Carbon dioxide c. Nitrogen d. Hydrogen
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16) Vernalization is a process that________________? a. Promote seed maturation b. Enhance maturity in plants c. Initiate fertilization d. Promote flowering
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17) Which one of the following is dioceous plant___________________? a. Papaya b. Datepalm c. Maize d. All the above
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18) Auxins and cytokinins are________________? a. Growth regulators b. Herbicides c. Insecticides d. Fungicides
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19) A condition of green plant in which they become unhealthy and pale yellow in colour in known as_________________? a. Chloroplast b. Chromoplast c. Leucoplast d. Chlorsis
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20) Which among the following does not possess cotyledons__________________? a. Coconut b. Castor c. Carrot d. Cuscuta
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