Horticulture MCQs Set I


The quiz is designed to assess your understanding about the Horticulture. These MCQss is prepared by the Professors of Horticulture department and very much helpful for CSS, PMS, NTS, PPSC, FPSC, SPSC, lecturer, GRE Subject, LDA, PHA and all other competitive examinations. Choose the best answer from four given options. The answer keys is given at the end of the test


Horticulture MCQs Set I

Select one option out of four given options

  1. A leaf of fern or palm is





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  3. Smooth and hairless plant surface is known as:





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  5. Temporary removal of a plant from its pot in order to check the condition of the root ball, is known as:





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  7. Milky sap which exudes from cut surfaces of a few house plants is:





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  9. A plant growth in a pot which is too small to allow proper plant growth is known as:





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  11. Small bulb produced on the stem of a bulbous plants, is known as:





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  13. A small offset produced at the base of a corm, is:





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  15. Narcissus has a cup- like centre in its flowers, known as:





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  17. A feathered petal which bears a distinct central band is:





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  19. ______________ is the tip of the bulb:





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  21. The stalk of an inflorescence is known as:





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  23. A whorl of leaves arising at the base of plants is:





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  25. A fleshy spike in which small flowers are embedded, is:





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  27. ------------ is a common shrub which is used as hedge in Pakistan:





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  29. A flower- head or tightly packed inflorescence, is





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  31. A dry and often papery covering of corms & some bulbs, is known as:





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  33. An instrument that measures the electrical conductivity of a soil solution is called a:





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  35. Rose is severely pruned during:





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  37. Rose hips are rich source of:





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  39. Balled and Bur lapped evergreens may be moved at any time of year except when





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  41. Which of the following are not annual plants?





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  43. Which of the following annuals are best used for edging





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  45. Which of the following are good choices as specimen plants in a landscape:





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  47. The most common mistake in mowing cool season grasses is to





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  49. The name of the person who developed the binomial system for naming plants is





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  51. When used to describe a plant, the word deciduous means that





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  53. Flowers which are grown from bulbs include





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  55. Xeriscaping is a landscaping process which requires:





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  57. Mulching can reduce water loss by:





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  59. --------------- can be effectively used as windbreak:





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  61. Sprigging is:





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  63. Grass seed should be carefully covered with soil to a depth of





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  65. The best way to control weeds from lawn is to develop:





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  67. Rolling the lawn each year may be necessary to





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  69. The common name for diffenbachia is





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  71. The genus name for croton





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  73. When indoor plants are over watered:





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  75. The night temperature of indoor plants should be _________ºF cooler than day time temperature





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  77. Charcoal is used in a terrarium for its





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  79. The use of high nitrogen fertilizers in terrarium soil results in the release of





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  81. Plants tend to grow towards light sources. It is known as





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  83. Moisture is lost through small openings on the underside of the leaves known as:





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  85. The larger, center most of the plants used in bonsai is cut off:





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  87. Site of attraction that holds attention of viewer in a landscape is called;





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  89. Most famous fragrant plant in summer is;





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  91. Lilium longiflorum, an important holiday potted plant, is commonly known as:





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  93. Pansy is very popular winter annual for its





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  95. Use of a pipe covered by a rope for providing support to some indoor plants like Scindapsus, is termed as:





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  97. An open frame work, designed to offer shady resting place is called;





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  99. A line of demarcation that creates visual interest in a landscape by separating one segment from another is called





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  101. In landscape shape of tree is called





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  103. Water gardening is also called,





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  105. Landscape, in which rocks and grasses are used instead of flowers is called





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  107. Which of the statement is true?





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  109. Which of the plant is used for is foliage beauty?





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  111. Which annual flower is used ground cover?





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  113. Which of the statement is true





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  115. An example of a specialty cut flower used in a floral arrangement is a(n):





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  117. Which of the following plant require very light pruning?





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  119. Which tree bears fragrant flowers?





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  121. Which following creeper bears white flowers?





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  123. Pinus roxburghii is very healthy growing in;





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  125. Low-lying plant that covers some area in the landscape is called;





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  127. Plants which shed there leaves in autumn are called;





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  129. is a common disease found on roses grown for cut flowers.





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  131. Plants for the marginal areas of pond are called





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  133. Type of contained water feature is





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  135. _______________ is used for daily movement in the landscape





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  137. when all the parts of the design suggest a single impression it is called





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  139. In Punjab pruning of roses is managed during





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  141. Which of the following roses bear clustered flowers?





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  143. The new growth of a Dieffenbachia is weak and spindly, with large gaps between the leaves. The problem is probably:





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  145. Cuttings of potted chrysanthemums are planted at an angle to encourage:





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  147. The common name for Zebrina pendula is:





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  149. Which of the following flower types is not suitable for pressing?





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  151. The most important environmental factor regulating flower initiation in bulbous species is:





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  153. Plant propagation is important because of the reason:





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  155. Successful Plant Propagation involves the:





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  157. Which type of cutting is taken in the dormant season when tissues are fully matured and lignified.





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  159. Colchicine is chemically:





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  161. Quinine alkaloids are present in





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  163. This mineral is exposed to high heat and expanded. It is often used as a propagation media.





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  165. What are two of the most important qualities for selecting a rooting media?





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  167. Which of these four plants which are propagated from herbaceous cuttings.





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  169. Why is it important to select cutting free of berries and flowers?





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  171. Why is it important to transport cutting from the field to the propagation area in a plastic bag?





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  173. What is the optimum length for most of cuttings?





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  175. The bottom leaves from the cutting should be removed before "sticking" the cutting for which of the following reasons.





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  177. When taking the cutting from the stock plant, at what angle should the cut be made?





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  179. When sticking a hard wood cutting, how many nodes should be under the rooting medium?





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  181. Why are rooting hormones applied to cuttings?





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  183. Why must a hole or furrow be made in the growing media before sticking the cutting?





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  185. How many seconds should a cutting be held in a liquid IBA rooting hormone?





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  187. How far should cuttings be inserted into the rooting media?





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  189. It is important to firm the soil around the base of the cutting due to following reasons:





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  191. Why is it important to evenly space the cuttings in the rooting medium?





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  193. What portion of the stem of a cutting should be coated with rooting hormone?





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  195. What is the final step of preparing cuttings?





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  197. Why must any left over rooting hormone be discarded after use?





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