Horticulture Multiple Choice Questions and Answers!
1. Which chemical is used for de-greening of fruit?
(A) IBA
(B) Cytokinin
(C) Gibberalic Acid
(D) Ethylene
Ans. D
2. HQ of International Society for Horticulture Science (ISHS) is at ________
(A) USA
(B) Belgium
(C) France
(D) Brazil
Ans. B
3. Journal “Indian Horticulture” is published by _________
(A) IIHR
(B) IARI
(C) ICAR
(D) IGKV
Ans. C
4. Most abundant and basic Auxin is _________
(A) IAA
(B) NAA
(C) 1BA
(D) 2-4 D
Ans. A
5. India is known as home of _________
(A) Vegetables
(B) Spices and Medicinal
(C) Fruits
(D) Flowers
Ans. B
6. High Water Use Efficiency (WUE)
(A) Flood irrigation
(B) Sprinkler
(C) Drip
(D) All of the above
Ans. C
7. Protray are related to _________
(A) Post harvest
(B) Nursery
(C) Processing
(D) Transport
Ans. B
8. Which test is used for testing the significance of mean differences?
(A) t-test
(B) f-test
(C) z-test
(D) k2-test
Ans. A
9. Detrimental effect of host plant on the biology of insect is known as _________
(A) Non preference
(B) Tolerance
(C) Antibiosis
(D) Resistance
Ans. C
10. Disease free plants in micro propagation can be obtained through _________
(A) Meristem culture
(B) Anther culture
(C) Embryo culture
(D) Cell culture
Ans. A
11. Which of the following chemical is used for polyploidy breeding
(A) MH
(B) CCC
(C) NAA
(D) Colchicine
Ans. D
12. Which of the following is an antifungal and an antibiotic
(A) Pimarcin
(B) Subtilin
(C) Nisin
(D) Zeatin
Ans. A
13. Making an incision below a bud to retard its growth
(A) Nicking
(B) Ringing
(C) Notching
(D) Thinning
Ans. A
14. Germination of seed while it still remains attached with the parent source
(A) Ovipary
(B) Apomixis
(C) Vivipary
(D) Asepsis
Ans. C
15. Angle formed by attached of a branch to the trunk
(A) Conn
(B) Crown
(C) Corona
(D) Crotch
Ans. D
16. “Queen of Fruits” is called __________
(A) Avocado
(B) Mango
(C) Mangosteen
(D) Ber
Ans. C
17. “King of Fruits” is called _________
(A) Mango
(B) Guava
(C) Apple
(D) Citrus
Ans. A
18. “King of Temperate Fruits” is called _________
(A) Pear
(B) Apple
(C) Peach
(D) Kiwi Fruit
Ans. B
19. “Queen of Nuts” is called ________
(A) Walnut
(B) Almond
(C) Peanut
(D) Date palm
Ans. C
20. “King of Nuts” is called _________
(A) Walnut
(B) Almond
(C) Peanut
(D) Date palm
Ans. A
21. “King of Arid Fruits” is called ________
(A) Aonla
(B) Pomegranate
(C) Phalsa
(D) Ber
Ans. D
22. “Fruit of the 21st century” is called _________
(A) Jamun
(B) Ber
(C) Aonla
(D) Bael
Ans. C
23. “Pusa Nanha” dwarf variety of Papaya is developed through _________
(A) Hybridization
(B) Mutation
(C) Selection
(D) Heterosis
Ans. B
24. Pusa Majestic is a variety of ________
(A) Papaya
(B) Gauva
(C) Mango
(D) Citrus
Ans. A
25. The fruit of banana is botanically a/an
(A) Pepo
(B) Berry
(C) Pome
(D) Drupe
Ans. B
26. Chromosome number of Mango
(A) 2x = 40
(B) 4x = 40
(C) 3x = 40
(D) x = 40
Ans. B
27. Chromosome number of Mangosteen
(A) 2x = 40
(B) 2x = 14
(C) 2x = 24
(D) 2x = 34
Ans. C
28. Pollination in Mango is mainly
(A) House fly
(B) Honey bees
(C) Weevil
(D) Wind
Ans. A
29. Polyploidy variety of Mango
(A) Vellaicollamban
(B) Olour
(C) Kurukkan
(D) All of the above
Ans. D
30. Which Mango variety is suitable for high density planting?
(A) Sindhu
(B) Amrapali
(C) Mallika
(D) Ambika
Ans. B
31. Seedless variety of Mango
(A) Mallika
(B) Safari
(C) Ratna
(D) Sindhu
Ans. D
32. Which of the following is the edible part of Litchi
(A) Pericarp
(B) Kernal
(C) Fleshy aril
(D) Thalamus
Ans. C
33. Regulation in mango to some extent can be induced with the application of _____
(A) Paclobutrazol
(B) ABA
(C) Auxin
(D) Thiourea
Ans. A
34. Which Papaya species is resistant to distortion ring-spot virus?
(A) Carica papaya
(B) Carica pentagona
(C) Carica cauliflora
(D) Carica microcarpa
Ans. C
35. Gulabi is important cultivar of _____
(A) Strawberry
(B) Litchi
(C) Pomegranate
(D) Grape fruit
Ans. B
36. Which state is known as “Apple Bowl”
(A) Himachal Pradesh
(B) Uttrakhand
(C) J & K
(D) Punjab
Ans. A
37. Apple is divided in how much grades
(A) 4
(B) 8
(C) 6
(D) 10
Ans. A
38. Polyembryonic fruit crop (/crops) is (/are)
(A) Mango
(B) Citrus
(C) Jamun
(D) All of the above
Ans. D
39. In Papaya papain contain_____ protein
(A) 65.2%
(B) 82.2%
(C) 72.2%
(D) 55.5%
Ans. C
40. Cock’s comb is a physiological disorder of _____
(A) Sapota
(B) Aonla
(C) Ber
(D) None of the above
Ans. A
41. Which crop is called micronutrient loving crop
(A) Mango
(B) Citrus
(C) Banana
(D) Apple
Ans. C
42. Multistorey cropping system is practised in _____
(A) Bihar & UP
(B) Karnataka & Kerala
(C) J & K
(D) Punjab & Gujrat
Ans. B
43. Pink fleshed variety of Papaya
(A) Sunrise solo
(B) Taiwan
(C) Surya
(D) Coorg Honey Dew
Ans. A
44. Bitterpit in Apple is due to the deficiency of _________
(A) Ca
(B) Zn
(C) Mn
(D) K
Ans. A
45. Kinnow mandarin is across between King and
(A) Acid lime
(B) Willow leaf
(C) Sweet lime
(D) Pummelo
Ans. B
46. Choke throat in banana is due to _____
(A) High temperature
(B) Low temperature
(C) High humidity
(D) Low humidity
Ans. B
47. Which fruit is commonly known as “Fruit of New World”
(A) Jackfruit
(B) Passion fruit
(C) Avocado
(D) Mango
Ans. C
48. Papaya is a native of _________
(A) Asia
(B) India
(C) Brazil
(D) Tropical America
Ans. D
49. Cricket ball and Kalipatti are famous varieties of _____
(A) Ber
(B) Mango
(C) Sapota
(D) Litchi
Ans. C
50. Caprification is done in _____
(A) Fig
(B) Ber
(C) Avacado
(D) Date palm
Ans. A
51. Which of the following is a ripening hormone
(A) GA-3
(B) Auxin
(C) Cytokinin
(D) Ethylene
Ans. D
52. Which type of apomixes is found in apple?
(A) Recurrent
(B) Non-recurrent
(C) Polyembryony
(D) None of the above
Ans. A
53. Fruit found in desert of cold arid region
(A) Apple
(B) Peach
(C) Pear
(D) Apricot
Ans. D
54. Seeds are sown immediately after extraction in which fruit
(A) Citrus
(B) Ber
(C) Mango
(D) Jamun
Ans. A
55. Which one of the following is a climacteric fruit?
(A) Fig
(B) Citrus
(C) Grape
(D) Ber
Ans. A
56. “Fruit of New World” is known as _________
(A) Date palm
(B) Avocado
(C) Persimmon
(D) Carambola
Ans. B
57. Man-made hybrid is _____
(A) Pineapple
(B) Strawberry
(C) Pomegranate
(D) Apple
Ans. B
58. To control mango malformation
(A) NAA
(B) IAA
(C) IBA
(D) 2, 4-D
Ans. A
59. Papain is used in _____
(A) Textile industry
(B) Meat industry
(C) Both A & B
(D) None of the above
Ans. C
60. Citrus canker is a _____ disease
(A) Bacterial
(B) Viral
(C) Fungal
(D) PLO
Ans. A
61. Cultivated strawberry is _____
(A) Diploid
(B) Octaploid
(C) Hexaploid
(D) Triploid
Ans. B
62. The constituent responsible for the aroma of Apple is _____
(A) Ethyl-2-methyl
(B) Eugenol
(C) Isopentanol
(D) Tiaxanol butyrate
Ans. A
63. Which of the following system of training of grapes has high cost benefit ratio
(A) Bower
(B) Head
(C) Kniffin
(D) Trellis
Ans. A
64. Vegetative propagation of date palm is through _________
(A) Runners
(B) Suckers
(C) Slips
(D) Stolen
Ans. B
65. Which of the following is a non-climacteric fruit
(A) Litchi
(B) Mango
(C) Apple
(D) Banana
Ans. A
66. Fruit rich source of Vitamin A is _________
(A) Papaya
(B) Mango
(C) Banana
(D) Beal
Ans. B
67. Pollination present in walnut is by _________
(A) Wind
(B) Insect
(C) Birds
(D) None
Ans. A
68. Which fruit is commonly known as “Fruit of New World”
(A) Jackfruit
(B) Passion fruit
(C) Avocado
(D) Mango
Ans. C
69. Famous variety of mango for pickle use is _________
(A) Ramkela
(B) Ratna
(C) Totapuri
(D) Bombay Green
Ans. A
70. Micro-propagation is common in multiplication of _________
(A) Banana
(B) Orchids
(C) Strawberry
(D) All of the above
Ans. D
71. Bending is practice in guava to encourage
(A) Better sprouting
(B) Better ripening
(C) Better fruiting
(D) Better quality
Ans. C
72. Major cause of mango fruit drop is _________
(A) Lack of pollination
(B) Low stigmatic receptivity
(C) Defective perfect flower
(D) All of the above
Ans. D
73. Bearing habit of mango is _________
(A) Auxiliary
(B) Mixed
(C) Terminal
(D) None of the above
Ans. C
74. Most important disease of banana in India is _________
(A) Sigatoka
(B) Fusarium wilt
(C) Bunchy top
(D) Panama wilt
Ans. C
75. Development of embryo without fertilization is known as _________
(A) Parthenocarpy
(B) Parthenogenesis
(C) Apomixsis
(D) None of the above
Ans. C
76. Development of embryo from unfertilized egg is known as _________
(A) Parthenogenesis
(B) Parthenocarpy
(C) Apomixsis
(D) None of the above
Ans. A
77. The most common type of Jamun grown in North India
(A) Paras
(B) Gulabi
(C) Jath Jamun
(D) Raj Jamun
Ans. D
78. Vivipary is observed in __________
(A) Guava
(B) Jackfruit
(C) Ber
(D) Beal
Ans. B
79. Lalit is an improved cultivar of _____
(A) Guava
(B) Ber
(C) Mango
(D) Aonla
Ans. A
80. Nutrient loving plant is __________
(A) Banana
(B) Apple
(C) Papaya
(D) Citrus
Ans. D
81. Which state is the leading producer of Litchi?
(A) Jharkhand
(B) Uttar Pradesh
(C) Uttaranchal
(D) Bihar
Ans. D
82. Sweetest variety of mango
(A) Chausa
(B) Langra
(C) Alphonso
(D) Banganpalli
Ans. A
83. Tongue grafting is a modified form of _____
(A) Saddle grafting
(B) Whip grafting
(C) Inarching
(D) None of the above
Ans. B
84. “Hen & Chicken” a disorder is observed in _____
(A) Grape
(B) Mango
(C) Litchi
(D) Banana
Ans. A
85. Which fruit is called as “Miracle fruit of China”
(A) Litchi
(B) Kiwi fruit
(C) Orange
(D) Pineapple
Ans. B
86. Fruit most suited for jelly making
(A) Mango
(B) Banana
(C) Guava
(D) Citrus
Ans. C
87. Modified stem of banana is _______
(A) Sword suckers
(B) Rhizomes
(C) Water suckers
(D) Corm
Ans. B
88. Which of the following is dwarf variety of mango
(A) Amarpali
(B) Alphanso
(C) Dashehari
(D) Langra
Ans. A
89. International Institute of Horticulture is situated at _____
(A) Brazil
(B) Italy
(C) USA
(D) None of the above
Ans. A
90. Which one is sensitive to high water table?
(A) Guava
(B) Plum
(C) Peach
(D) Pear
Ans. A