Quiznetik

Horticultural Science | Set 2

1. Drupe fruits have all the three ovarian layers

Correct : B. Separated

2. Creeping vegetables crops are grown on

Correct : A. Beds

3. Mango is a

Correct : A. Drupe fruit

4. Citrus is a special type of

Correct : A. Berry

5. Dicots could be identified on the basis of:

Correct : A. Reticulate leaf venations

6. In binomial nomenclature system, 1st name is:

Correct : A. Genus name

7. Most of the summer vegetables belong to family:

Correct : B. Cucurbitaceae

8. Cultivar means

Correct : A. Some cultivated variety

9. Pears and beans are rich source of:

Correct : B. Protein

10. Potato and sweet potato are well known for

Correct : A. Carbohydrates

11. Leafy vegetables provide

Correct : A. Iron

12. Iron is a carrier of

Correct : A. Oxygen

13. Vitamin A is effective against

Correct : A. Night blindness

14. Carrot is a rich source of vitamin:

Correct : A. Vitamin A

15. Cole crops are comprised of:

Correct : D. All of these

16. Salad crops are

Correct : D. All of these

17. Which of the following crop is grown sexually

Correct : C. Onion

18. Tomato varieties are mainly:

Correct : C. Both types

19. Fertigation refers to the application of fertilizer with

Correct : A. Water

20. In hydroponic system plants are grown in

Correct : A. Water

21. Through drip we can provide

Correct : C. Both of the above

22. Nitrogen in vegetables is needed for

Correct : A. Vegetative growth

23. Seed potato seed has

Correct : A. Dormancy

24. Carrot and coriander belong to the family

Correct : A. Umbelliferae

25. Potato belong to the family

Correct : A. Solanaceae

26. Melons belong to the family

Correct : A. Cucurbitaceae

27. Melons have seeds in

Correct : A. Cavity/centre

28. Cantaloupe belongs to the group:

Correct : B. Melons

29. Hybrid varieties of cucumber grown in tunnels are:

Correct : A. Parthenocarpic

30. Staking of vines in rainy season is done to avoid:

Correct : B. Disease attack

31. Optimum temperature for potato tuber formation is

Correct : A. 20-22°C

32. Tuber initiation in potato starts after

Correct : A. 7th week

33. Color of carrot depends upon

Correct : D. All of these

34. Splitting of carrot is due to

Correct : A. Fresh manure

35. High temperature in chillies causes

Correct : C. Both of the above

36. Early blight and late blight of potato are

Correct : A. Fungal disease

37. Potato dormancy can be broken through

Correct : C. Both of these

38. Dormancy period in potato is about

Correct : A. 2 Months

39. Seed rate/acre in potato for autumn crop is

Correct : A. 900-1100 Kg

40. Potato cut tuber are used for planting during

Correct : B. Spring crop

41. Hollow heart of potato is a

Correct : B. Disorder

42. Potato tubers become green if

Correct : A. Exposed to light

43. Virus free seeds of potato are produced in

Correct : A. Hilly areas

44. Okra belongs to family

Correct : A. Malvaceae

45. Desiree and Cardinal are varieties of

Correct : B. Potato

46. Which of the following vegetable is directly seeded in field:

Correct : D. Peas

47. Buttoning is a disorder of

Correct : A. Cauliflower

48. Production of very small sized heads in cauliflower is called

Correct : A. Buttoning

49. Development of seed stalks earlier in biennial crops is called

Correct : A. Bolting

50. Bolting in biennial crops is due to

Correct : A. Low temperature exposure

51. Quality seed carrot is produced through

Correct : C. Steeklings

52. Bloosom end rot of tomato is due to

Correct : B. Boron/ Ca. deficiency

53. Vegetables belonging to the cross pollinated group is

Correct : D. Cabbage

54. White brinjals are commonly grown for:

Correct : A. Ornamental purpose

55. Tunnels for vegetable forcing are categorized as

Correct : D. All of these

56. Storage life of vegetables increased by the use of GA spray at harvesting time

Correct : A. 50 ppm

57. Dormancy of seeds are broken by

Correct : A. GA

58. Femaleness in cucumber is induced by :

Correct : D. None of above

59. Maleness in cucumber is induced by :

Correct : A. GA

60. Plants, protein, RNA, DNA contents are increased by

Correct : C. Cytokinins

61. Most of the cucurbits are:

Correct : A. Salt tolerant

62. Most commonly used growth retardants are

Correct : A. Phosphon

63. Alar significantly increased fruit.

Correct : D. All of above

64. In green plants light favour the formation of

Correct : A. Auxin

65. Potato belongs to the family

Correct : C. Solanaceae

66. Parthenocarpic cucumber develops due to:

Correct : B. Without pollination

67. Family solanaceae consist of these crops.

Correct : A. Potato, Tomato, eggplant etc.

68. Which crop is reproduced sexually

Correct : C. Onion

69. Which crop propagated by asexual means:

Correct : A. Sweet potato

70. Vegetables which grow during summer

Correct : B. Cucumber, watermelon

71. Vegetables which grow during winter

Correct : D. a & c

72. These vegetables are mainly raised through nursery :

Correct : A. Tomato, Chillies

73. These vegetables are cross pollinated in nature

Correct : C. Raddish

74. Which vegetables is transplanted without earthen ball

Correct : C. Cauliflower

75. Which vegetable is self pollinated

Correct : A. Peas

76. The Botanical name of sweet pepper is

Correct : C. Capsicum groosum

77. Botanical seed of potato is

Correct : B. Potato seed

78. The origin of the peas is

Correct : B. Asia

79. New growth of plants need _________ water for proper development:

Correct : C. High

80. Which vegetables consist of more concentration of Vit. A

Correct : A. Carrot

81. Which vegetable consist of more Vitamin C contents:

Correct : A. Tomato

82. Which vegetable having high concentration of fats.

Correct : D. None of above

83. Which of the family is also named as Nightshade family:

Correct : C. Solanaceae

84. Which one of the following is a bulb crop:

Correct : A. Garlic

85. Botanical name of water melon is :

Correct : A. Citrullus lanatus

86. Auxin antagonists compounds interact with auxins as:

Correct : A. Counteract

87. The compounds which inhibit the activity of auxins are known as:

Correct : B. Antiauxins

88. Compounds possessing hormone like properties which have small molecular weight, are termed as :

Correct : C. Kinins

89. Many _________ in super optimal concentrations also act as growth inhibitors :

Correct : A. Auxins

90. In plants auxin are mainly present in:

Correct : C. Shoot tips

91. Direction of plant growth is controlled by:

Correct : A. Auxins

92. The amount of growth regulators present in naturally parthenocarpic fruits is:

Correct : A. High

93. Factors involved in the formation of auxins are:

Correct : D. All of the above

94. Tumerous tissue cells are promising source of:

Correct : B. Kinin

95. Auxins have effective role in :

Correct : C. Reduction of pre harvest fruit drop

96. ________ have ability to alter the sex of the flowers:

Correct : B. Gibberellins

97. _________ can release lateral buds from apical dominance :

Correct : C. Kinins

98. Leaf senescence can be retarded by the application of :

Correct : C. Kinins

99. Growth retardants are the substances which slow down :

Correct : C. a & b

100. Auxin destruction activity is inhibited by :

Correct : B. Red light