HPSC Horticulture Development Officer Previous Paper 2023
HPSC HDO Old Paper
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1. Which of the following in not matched correctly:
(A) Date palm: Monoecious
(B) Papaya: Polygamous
(C) Walnut: Monoecious
(D) Kiwifruit: Dioecious
2. How many of the statements are correct?
Statement-I: Dry neck is disorder of avocado
Statement-II: Fruit necrosis is disorder of Aonla
Statement-III: Woodiness is disorder of Annona
Statement-IV: Cocks comb is disorder of sapota
(A) Only One
(B) Only Two
(C) Only Three
(D) All Statements
3. Choose correct statements
Statement-I: Mallika is a hybrid variety of mango released by ICAR
Statement-II: Arka Aruna is a hybrid variety of pomegranate released by IIHR
(A) Both Correct
(B) Both Incorrect
(C) Only I
(D) Only II
4. Consider the statements
Statement-I Pusa Delicious and Pusa Majesty are gynodiocious varieties
Statement-II Pusa Dwarf and Pusa Nanha are diocious varieties
Statement-III CO-3 and CO-4 are hybrid varieties
(A) All statements are incorrect
(B) All statements are correct
(C) 1 & 2 are correct
(D) 1 & 3 are correct
5. Zygodormancy is found in which of the following fruit crop?
(A) Ber
(B) Apple
(C) Mango
(D) Aonla
6. Consider the statements
Statement – I Banana is propagated through sword suckers
Statement – II Banana is propagated through water suckers
Statement – III Banana is propagated through tissue culture
(A) All statements are incorrect
(B) All statements are correct
(C) 1 & 2 are correct
(D) 1 & 3 are correct
HPSC Horticulture Development Officer Papers
7. How many statements are correct
Statement – I Micro budding’ is promising propagation tool technique of lemon
Statement – II Shoot tip grafting is important of for obtaining virus free micro graft in citrus
Statement – III Tube and stick method grafting has adopted for pomegranate
(A) None
(B) All statements are correct
(C) Only Two
(D) Only One
8. Which statement is correct
Statement-I: Rubira is the rootstock of pear
Statement-II: Colt is the rootstock of peach
Statement-III: St. Julien is the rootstock of plum
Statement-IV: In persimmon, Diospyrus lotus is used as rootstock in India
(A) I and II only
(B) II and III only
(C) III and IV only
(D) I, II and IV only
9. Chabutia Alankar and Chabutia Madhu are cultivars of:
(A) Peach
(B) Apple
(C) Pear
(D) Apricot
HPSC HDO Previous Paper, Horticulture Development Officer Paper
10. Which statement is correct
Statement-I: Aroma of guava is due to Beta-cryophyllene
Statement-II: Flavoring compound in banana is Isopentyl acetate
Statement-III: Tapka stage a maturity index of Papaya
(A) I and II onlyÂ
(B) I and III only
(C) All statements are correct
(D) All statements are incorrect
11. Which is C4 fruit crop?
A. Litchi
B. Mango
C. Date palm
D. Cherry
12. Recurrent flowering is physiological disorder of which mango cultivar?
A. Amrapali
B. Benganpalli
C. Alphonso
D. Ratna
13. PKM-3 hybrid is cross of which varieties?
A. Kalipatti Cricket Ball
B. Cricket Ball x Kalipatti
C. Kalipatti Murrabba
D. None
14. Consider the following statements and find correct
1. Flower bud differentiation in mango is during October-December
2. Flower bud differentiation in grape is during March-April
3. Flower bud differentiation in aonla is during October-December
4. Flower bud differentiation in banana is during January-February
A. 1 & 2 only
B. 2 & 3 only
C. 3 & 4 only
D. 1, 2 & 4 only
15. Which variety of grape is the most suitable for ‘Raisin’?
A. Perlette
B. Thompson Seedless
C. Anab-e-Shahi
D. Black Prince
16. Kiwi Fruit is a
A. Evergreen shrub
B. Deciduous tree
C. Evergreen vine
D. Deciduous vine
17. Which of the given diseases is related to cumin seed?
A. Alternaria solani
B. Alternaria alternate
C. Alternaria allii
D. Alternaria burnsii
18. Consider the following statements and choose correct
Statement I: Allspice tree comes to full bearing stage in 20-25 years
Statement II: Pimento dioica is the scientific name of allspice In the light of the above statements
A. Both Statement-I and Statement-II are correct
B. Both Statement-I and Statement-II are incorrect
C. Statement-I is correct but Statement-II is incorrect
D. Statement-II is correct but Statement-I is incorrect
19. Consider the following statements and find correct answer
Statement I: Saffron is a native of India
Statement II: Shahi saffron is first grade of saffron In the light of the above statements
A. Both Statement-I and Statement-II are correct
B. Both Statement-I and Statement-II are incorrect
C. Statement-1 is correct but Statement-II is incorrect
D. Statement-I is incorrect but Statement-II is correct
HPSC Horticulture Development Officer 2023
20. Consider the following statements and choose correct
Statement – I Large cardamom is a sun loving plant
Statement II. Large cardamom is a shade loving plant
A. Both Statement-1 and Statement-II are correct
B. Both Statement-1 and Statement-11 are incorrect
C. Statement-1 is correct but Statement-11 is incorrect
D. Statement-1 is incorrect but Statement-II is correct
HPSC HDO previous year question paper
21. Consider the following statements and find how many are corrects
1. King of spices is cardamom
II. The yellow pigment present in rhizome of turmeric is curcumin
III. Major pungent principle of ginger is due to Sulphur compound
A. Only one statement
B. Only two statements
C. All three statements
D. None
22. For testing significance of correlation of coefficient which method used?
A. t test
B. F test
C. Chi square
D. None
23. Neutral scale indicates
A. Relative changes
B. Absolute changes
C. Both
D. None
24. Which of the statements given are correct?
1. Grouping of homogeneous experimental units into blocks is known as local control of error.
2. To reduce the experimental error, the principles of replication and local control are used.
3. Local control used in completely randomized design.
A. Only first statement
B. Only first and second statement
C. All three statement
D. None
23. Consider the following statements and find correct
1. Square root transformation used when countable data have small values between 0-10 and when data follow poisson distribution.
2. Logarithmic transformation used when variation in the countable data is large and values are also large.
3. Angular 2. transformation used for data following binomial distribution and when data are in percentage based on count values.
A. Only first statement
B. Only first and second statement
C. Only second and third statement
D. All three statement
Old Papers Horticulture Development Officer
24. Which of the statements given are correct?
1. The measurement of correlation is called the correlation coefficient
2. Range of correlation varies between +∞ to -∞
3. Range of regression varies between + 1 to -1
A. Only first statement
B. Only first and second statement
C. Only second and third statement
D. All three statement
25. Consider the following statements and find correct
1. Foundation seed is the source of all other
2. Isolation distance of potato for foundation seed is 50 m
3. Major disease problem in cauliflower seed production is sclerotinia rot
4. Seed production of cabbage is not possible in plain area
A. 1 & 2 only
B. 2 & 3 only
C. 3 & 4 only
D. 1, 3 & 4 only
Horticulture Development Officer
26. Consider the following statements and find how many statements are correct
1. In carrot, seed to seed method is preferred for certified seed production
2. Minimum isolation distance between two tomato varieties for producing genetically pure seed is 400 m
3. Nucleus seed of beetroot can only be produced in isolation distance of 3 km under open condition
A. None
B. One
C. Two
D. All three
27. Good solar radiation distribution found in which orientation of green house?
A. East-West
B. North-South
C. Both (A) & (B)
D. None
28. In India, first time hydroponics introduced by which state?
A. Gujarat
B. Maharashtra
C. West Bengal
D. Karnataka
29. Which country developed first robot (Cutting-off cotyledon grafting) system for grafting of cucurbits vegetables
A. Israel
B. Australia
C. Japan
D. Netherlands
30. Consider the following statements and find correct
1. Nutrient film technique is type of ‘water culture’ system in which the bare roots are continuously bathed in a flowing nutrient solution.
2. The major problem of NFT system is high probability of quick recirculation of disease organism like Pythium within the greenhouse.
3. The vegetable crop is adaptable to NFT system are tomato and cucumber.
A. Only first statement
B. Only first and second statement
C. Only second and third statement
D. All three statement
31. Consider the following statements and find most appropriate
1. In greenhouse cultivation of vegetable crops 40-60% relative humidity is required.
2. Concentration of CO2 in green house is 1000-1500 ppm is required.
A. Statement I is correct but statement II is incorrect
B. Statement I is incorrect but statement II is correct
C. Both statement I and II are correct
D. Both statement I and II are incorrect
32. Consider the following statements and find correct
1. Hole insertion grafting technique is used in tomato and brinjal
2. Tomato were grafted on large scale onto rootstock of Solanum integrifolium to avoid the injury caused by soil borne diseases such as Verticilium wilt, Fusarium wilt, bacterial wilt and nematodes.
A. One
B. Two
C. Three
D. None
33. Consider the following statements and find correct
1. Shade net is used for reduction of green house temperature
2. 2500-3500 ppm of CO2 in green house for crop high yield
3. Photosynthetically active radiation (PAR) range is 100-200 nm
A. 1 & 2 only
B. 2 & 3 only
C. 1 & 3 only
D. All are correct
34. Yellow orange colour of saffron is responsible for which compound?
A. Lutein
B. Violaxanthin
C. Cryptoxanthin
D. Crocetin
35. Highest amount of dietary fiber is present in
A. Brinjal
B. Potato
C. Pointed gourd
D. Pea
36. Which variety of ridge gourd bears hermaphrodite form of sex?
A. Pusa Nasdar
B. Arka Sujat
C. Satputia
D. Arka Sumeet
37. Pick out true statements for pointed gourd
1. Late flowering is associated with high yield.
2. For yield improvement, selection for fruit length, diameter and weight should be done
3. FP-4 is suited for bower system
4. All of these
A. All Statements are incorrect
B. Statement-I and II are correct
C. Statement-I and III are correct
D. All Statements are correct
38. Consider the following statements for onion:
1. Low temperature in the beginning of growth flavors bolting and accordingly, very common in early part of Rabi and late part of kharif
2. K + Zn supplementation reduces bolting
3. High nitrogen increase bolting
4. Bolting increase with increase in size of setts and is maximum in 2.5-3.0 cm and minimum in 1.0-1.5 cm
Which statements given above are incorrect for onion bolting?
A. Statement 1 & 2 only
B. Statement 2 only
C. Statement 3 only
D. Statement 1, 2 & 4 only
39. Consider the following statements for tomato:
1. Adverse temperature resulting poor fruit set
2. Poor marketing value resulting in higher break even point for returns
3 . Poor soil fertility demanding huge fertilization
4. Susceptibility to different strains of soil fungi
Which statements are associated with major problem in popularizing tomato hybrid in North Indian Plains
A. Statement 1
B. Statement 1 & 2 only
C. Statement 2 & 3 only
D. All statement
40. Which variety of okra is resistant to Yellow vein Mosaic Virus?
A. Parbhani Kranti
B. Arka Anamika
C. Selection 2-2
D. Hisar Unnat
41. Each fruit of beetroot contains how many seeds?
A. 1-2
B. 2-3
C. 8
D. 5-6
Horticulture Development Officer previous year question paper
42. Which of the following is a recalcitrant seed?
A. Rambutan
B. Guava
C. Cashew
D. Tamarind
43. Consider the following statements:
I. Seed act was enacted in 1960 year
II. For hybrid seed production in okra male: female ratio should be 1:6
III. Isolation distance for cucurbits for certified seed is 500 m
How many of the statements given above are correct?
A. Only one statement
B. Only two statements
C. All three statements
D. None
44. Consider the following statements:
I. Colour of the truthful label is golden yellow
II. Stump method of seed production is used in carrot
In the light of the above statements, choose the correct answer from the options given below
A. Both Statement-I and Statement-II are correct
B. Both Statement-I and Statement-II are incorrect
C. Statement-I is correct but Statement-II is incorrect
D. Statement-II is correct but Statement-I is incorrect
45. The large cardamom is propagated by
A. Seeds
B. Suckers
C. Cuttings
D. All
46. Consider the following statements:
1. Banana is propagated through sword suckers
2. Banana is propagated through water suckers
3. Banana is propagated through tissue culture
How many of the statements given above are correct?
A. Only one statement
B. Only two statements
C. All three statements
D. None
47. Consider the following statements:
1. ‘Micro budding’ is promising propagation technique of lemon
2. Shoot tip grafting is important tool for obtaining virus free micro graft in citrus
3. Tube and stick method of grafting has adopted for pomegranate
How many of the statements given above are correct?
A. Only one statement
B. Only two statements
C. All three statements
D. None
48. ‘Pithiness’ is a problem of:
A. Carrot
B. Beet root
C. Onion
D. Radish
49. Edible part in Jerusalem artichoke is………
A. Seed
B. Cutting
C. Flower
D. Tuber
50. Leaf curl’ disease in chilli is transmitted by….
A. Aphids
B. White fly
C. Thrips
D. Housefly
51. Consider the following statements:
Statement-I: Palam Samridhi is a variety of knol-khol.
Statement-II: Chinese Pink is variety of carrot.
In the light of the above statements, choose the correct answer from the options given below
A. Both Statement-I and Statement-II are correct
B. Both Statement-I and Statement-II are incorrect
C. Statement-I is correct but Statement-II is incorrect
D. Statement-I is incorrect but Statement-II is correct
52. Consider the following statements
1. Sweet potato belongs to family Convolvulaceae.
2. Tapioca belongs to family Liliaceae.
3. Turnip belongs to family Umbelliferae.
Which of the statements given above are correct?
A. All Statements are correct
B. All Statements are incorrect
C. Statement-1 is correct
D. Statement-1 and 3 are correct
53. Central Tuber Crop Research Institutes (CTCRI) was established in year.
A. 1975
B. 1987
C. 1956
D. 1963
54. Consider the following statements
Statement-I: Pistachionut belongs to the family Arecaceae
Statement: II Avacodo belongs to the family Ebenaceae
In the light of the above statements, choose the correct statement from the options given below
A. Both Statement-I and Statement-II are correct
B. Both Statement-I and Statement-II are incorrect
C. Statement-I is correct but Statement-II is incorrect
D. Statement-II is correct but Statement-I is incorrect
haryana horticulture development officer paper
55. Consider the following statements:
Statement-I : Indicator plant of tristeza virus is acid lime
Statement-II: Indicator plant of tristeza virus is rangpur lime
In the light of the above statements, choose the correct statement from the options given below
A. Both Statement-I and Statement-II are correct
B. Both Statement-I and Statement-II are incorrect
C. Statement-I is correct but Statement-II is incorrect
D. Statement-II is correct but Statement-I is incorrect
56. In which of the following fruit crop parthenocarpy is not seen?
A. Mango
B. Citrus
C. Banana
D. Pineapple
57. Marsh is the variety of grape fruit which is developed through.
A. Selection
B. Mutation
C. Hybridization
D. Polyploidy breeding
58. Homozygosity in papaya is achieved in…….
A. 2-3 generation
B. 3-4 generation
C. 5 generation
D. 6-7 generation
59. Consider the following statements
Statement I: Chiku is cross pollinated crop and pollination is mediated through wind
Statement 11: Chiku is cross pollinated fruit crop because of protogynous
A. Both Statement-I and Statement-II are correct
B. Both Statement-I and Statement-II are incorrect
C. Statement-I is correct but Statement-II is incorrect
D. Statement-II is correct but Statement-I is incorrect
60. Clinching is related to:
A. Freezing
B. Drying
C. Canning
D. Fermentation
61. Zero Energy Cool Chamber Storage was developed by:
A. S. K. Mukherjee
B. Sant Ram
C. S.K. Roy
D. R.N. Singh
62. Which equipment is used for measuring sugar of the produce?
A. Jelmeter
B. Hydrometer
C. Refrectometer
D. None of the Above
63. Steam peeling is suitable for which vegetables
A. Carrot
B. Peas
C. Onion
D. Tomato
64. Consider the following statements:
Statement-I: Vacuum cooling is mostly used for tuber vegetable
Statement-II: Traditional drying of onion in the field is called as windrowing
Statement-III: As fruit mature, the specific gravity will be decreases
Which of the statements given above are correct?
A. All Statements are correct
B. All Statement are incorrect
C. Statement – II is correct
D. Statement-I & III are correct
horticulture previous year question paper
65. Consider the following statements:
Statement-1: Drumsticks select in 24 inch length, straight, thick and 5 kg in packing
Statement-II: Okra pods are 3-5 inch length, green tender packing 5 kg
Statement-III: Green chillies 6-7 inch length, yellow greenish packing 7 kg
How many of the statements given above are correct?
A. Only one statement
B. Only two statements
C. All three statements
D. None
66. What is phyllody?
A. Conservation of floral part in leafy structures
B. Development of bunch of leaves
C. Reduction of leaf size
D. None of the above
67. Which is important constituent of chlorophyll?
A. Fe
B. Cu
C. N2
D. Mg
68. Consider the following statements:
I. Photosynthesis occur in chloroplast
II. Cryo-preservation is associated with liquid CO2
Which of the statements given above are correct?
A. Both Statements are correct
B. Statement-I is correct but Statement-II is incorrect
C. Statement-II is correct but Statement-l is incorrect
D. Both Statement-I and Statement-II are incorrect
69. Consider the following statements:
I. Mango malformation is controlled by 2-4-D
II. Ethylene is a gaseous hormone
Which of the statements given above are correct?
A. Both Statements are correct
B. Statement-I is correct but Statement-II is incorrect
C. Statement-II is correct but Statement-I is incorrect
D. Both Statements are incorrect
horticulture development officer haryana previous year question paper
70. Consider the following statements:
I. Vitamin D is chemically known as Retinol
II. Cyanocobalmin is also known as vitamin B12
III . Orange colour is considered as warm colour
How many of the above statements are correct?
A. Only one statement
B. Only two statements
C. All three statements
D. None
71. Which group of Bt crystal protein is lepidopteran specific?
A. Crystal-I
B. Crystal-II
C. Crystal-III
D. Crystal-IV
72. In plant tissue culture media, the ratio of morphogenesis of culture system? play an important role in the
A. Auxins and GA3
B. Auxins and Cytokinin
C. GA and ABA
D. GA3 and NAA
73. Consider the following statements:
I. Apple is the first fruit crop whose genome has been sequenced
II. In vitro mutagenesis is useful in banana
In the light of the above statements, choose the correct answer from the options given below
A. Both Statement-I and Statement-II are correct
B. Both Statement-I and Statement-II are incorrect
C. Statement-I is correct but Statement-II is incorrect
D. Statement-I is incorrect but Statement-II is correct
horticulture important questions
74. Consider the following statements:
I. Androgenesis means use of anthers
II. In apple nucellar type of apomixis is found
III. Inflorescence of knol-khol is spike
IV. Virus free plant can be obtained through meristem culture
How many of the statements given above are correct:
A. One
B. Two
C. Three
D. Four
75. Consider the following statements:
I. Commercial tissue culture laboratories came into existence in India in the year 1986.
II. Gene silencing in fruit crops used for DNA inhibition.
III. In IARI, New Delhi the recalcitrant seeds and pollen grains fruit crops species are being cryopreserved.
Which of the statements given above are correct:
A. All Statements are correct
B. Only Statement-I is correct
C. Only Statement-II is correct
D. Only Statement-III is correct
76. Kiwi fruit is commercially propagated by which method?
A. Seed
B Hard wood stem cutting
C. Tongue grafting
D. Patch budding
77. Consider the following statements:
I. Branching pattern in ber is phyllanthoid
II. Branching pattern in aonla is sylleptic
III. Branching pattern in rambutan is rauliflorous
Which of above statements are correct?
A. All Statements are correct
B. Statement-I is correct but Statement-II is incorrect
C. Statement-II is correct but Statement-I is incorrect
D. All Statements are incorrect
78. Consider the following statements:
I. Father of systemic horticulture is De Candoli
II. Father of modern horticulture in India is Ranjeet Singh
In the light of the above statements, choose the correct answer from the options given below:
A. All Statements are correct
B. Statement-I is correct but Statement-II is incorrect
C. Statement-II is correct but Statement-I is incorrect
D. Both Statements are incorrect
horticulture mcq with answers and Horticulture Development Officer pdf.
79. Which of the following is the first successful practical example of transgenic in fruit crop?
A. Honey Sweet (Plum)
B. SunUP (Papaya)
C. Rainbow (Papaya)
D. Arctic Golden Delicious (Apple)
80. Pollen infertility is found in which of the following fruit crop?
(A) Ber
(B) Apple
(C) Mango
(D) Aonla
Here we mentioned the HPSC Horticulture Development Officer old paper with answer.
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