JNKVV and RVSKVV PhD Horticulture Fruit Science Entrance Question Paper 2020

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JNKVV and RVSKVV PhD Horticulture Fruit Science Entrance Question Paper 2020

JNKVV and RVSKVV

JNKVV and RVSKVV PhD Horticulture Fruit Science Entrance Question Paper 2020

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Q.1 Botanically rough lemon is known as?

  1. Citrus karna
  2. Citrus medica
  3. Citrus latifolia
  4. Citrus jambhiri

Citrus jambhiri

Q.2 Gynodioecious cultivar of papaya is?

  1. CO1
  2. Pusa Delicious
  3. Pusa Giant
  4. Pusa Nanha

Pusa Delicious

Q.3 Best time of pruning in ber is?

  1. April- May
  2. June-July
  3. January- February
  4. August- September

April- May

Q.4Which plant growth regulator is effective in reducing mango malformation?

  1. GA3
  2. Cytokinin
  3. NAA
  4. IAA

IAA

Q.5 Genomic classification of banana was given by?

  1. Decandole
  2. Simmond &Shephard
  3. G. J. Mendel
  4. G. Herry

Simmond &Shephard

Q.6 Which is the most economic cross combination for producing gynodioecious lines in papaya?

  1. M2m x M2m
  2. mm x M1m
  3. M2m x mm
  4. mm x mm

M2m x M2m

Q.7 Which one of the following variety of mango is developed by clonal selection and bears fruit regularly?

  1. Manjira
  2. Neeranjan
  3. Dashehari-51
  4. Arka Neelkiran

Dashehari-51

Q.8 Citrus myrtifolia is a bud mutant of?

  1. Citrus aurantium
  2. Citrus sinensis
  3. Citrus nobilis
  4. Citrus maxima

Citrus aurantium

Q.9 Which of the following is a parthenocarpic grape variety?

  1. Perlette
  2. Black corianth
  3. Kali Sahibi
  4. Arka Hans

Black corianth

Q.10 Plant which grows on another plant is called?

  1. Epiphyte
  2. Lithophyte
  3. Petrophyte
  4. Psammophyte

Epiphyte

Q.11 Bearing behavior of mango is?

  1. Terminal bearing on new growth
  2. Terminal bearing on old growth
  3. Axillary bearing on new growth
  4. Axillary bearing on old growth

Terminal bearing on old growth

Q.12 What quantity of NAA is required to prepare 100 ppm solution in two liters of water?

  1. 200 mg
  2. 400 mg
  3. 100 mg
  4. 500 mg

200 mg

Q.13 Cytokinin” is generally synthesized in?

  1. Leaves
  2. Young roots
  3. Lower branches
  4. Lower stem

Young roots

Q.14 Which system of training is also known as closed centre system?

  1. Central leader system
  2. Modified leader system
  3. Espalier system
  4. Open centre system

Central leader system

Q.15 Which cultivar of banana is suitable for multistory system?

  1. Ney Poovan
  2. Kellar Laden
  3. Amritsagar
  4. Rajapuri

Ney Poovan

Q.16 If the stamens ripe before the stigmas become receptive the flowers are known as?

  1. Protoandrous
  2. Protogynous
  3. Incompatibility
  4. Sterility

Protoandrous

Q.17 Mango hybridization work in India was first started by?

  1. Cheema & Dhani (1908)
  2. Burns & Prayag (1911)
  3. R. N. Singh (1925)
  4. Wood house (1898)

Burns & Prayag (1911)

Q.18 Which variety of papaya is suitable for tooty fruity and candy used in Canning industry?

  1. Pusa Giant
  2. Pink Flesh Sweet
  3. Pusa Delicious
  4. CO-5

Pusa Giant

Q.19 Banana breeding work in India was first started in?

  1. 1925
  2. 1938
  3. 1949
  4. 1971

1949

Q.20 Tristeza virus in citrus is transmitted by?

  1. Mazus persicae
  2. Pentalonia nigronervosa
  3. Daucus dorsalis
  4. Toxoptera citricida

Toxoptera citricida

Q.21 Kinnow Mandarin was developed by?

  1. L. Moss
  2. W.B. Hayes
  3. T. Tanaka
  4. H.B. Frost

H.B. Frost

Q.22 Pink berry formation is common problem in which variety of grape?

  1. Angoor Kalan
  2. Arka Shyam
  3. Black Champa
  4. Thompson Seedless

Thompson Seedless

Q.23 Diploid varieties of apple are generally?

  1. Self-sterile
  2. Cross-compatible
  3. Self-fertile
  4. Self-infertile

Self-fertile

Q.24 Double sigmoid’ growth curve is found in?

  1. Apple
  2. Pear
  3. Ber
  4. Fig

Fig

Q.25 Which variety of banana remains starchy even on ripening?

  1. Grand Naine
  2. Nendran
  3. Robusta
  4. Harichal

Nendran

Q.26 Vellaikolumban mango is a?

  1. Autopolyploid
  2. Allopolyploid
  3. Tetraploid
  4. Triploid

Allopolyploid

Q.27 Flying Dragon’, a dwarfing rootstock of citrus, is susceptible to?

  1. Citrus tristeza
  2. Phytophthora root rot
  3. Citrus nematode
  4. Iron chlorosis

Iron chlorosis

Q.28 Black sapota is botanically known as?

  1. Bassia longifolia
  2. Diospyrus digyra
  3. Manilkara zapota
  4. Achrus zapota

Diospyrus digyra

Q.29 Grape phylloxera’ a worldwide problem of grapevine, is basically?

  1. Fungus
  2. Virus
  3. Insect
  4. Nematode

Insect

Q.30 Disease free plants in micro propagation can be obtained through?

  1. Meristem culture
  2. Anther culture
  3. Cell culture
  4. Embryo culture

Meristem culture

Q.31 Which Papaya species is resistant to distortion ring-spot virus?

  1. Carica papaya
  2. Carica microcarpa
  3. Carica pentagona
  4. Carica cauliflora

Carica cauliflora

Q.32 Which type of apomixes is found in apple?

  1. Recurrent
  2. Non-recurrent
  3. Polyembryony
  4. Nucellar Embroyony

Recurrent

Q.33 Which of the following system of training of grapes has high cost benefit ratio?

  1. Head
  2. Kniffin
  3. Bower
  4. Trellis

Bower

Q.34 Bunchy Top of banana was first reported in?

  1. India (1920)
  2. Malaysia (1895)
  3. Fiji (1891)
  4. USA (1875)

Fiji (1891)

Q.35 A cold tolerant species of papaya is?

  1. C. papaya
  2. C. cauliflora
  3. C. candicana
  4. C. candamarcensis

C. candamarcensis

Q.36 The most common type of Jamun grown in North India?

  1. Paras
  2. Gulabi
  3. Raj Jamun
  4. Jath Jamun

Raj Jamun

Q.37 Degreening of citrus fruit is done by?

  1. Ethephon
  2. Auxin
  3. Methyl Bromide
  4. Cytokinin

Ethephon

Q.38 National Biodiversity Authority was established in the year?

  1. 1998
  2. 2005
  3. 2000
  4. 2003

2003

Q.39 Citrange the potential rootstock of citrus has originated as a result of cross between?

  1. Sweet orange and Trifoliate orange
  2. Sweet orange and Mandarin
  3. Trifoliate orange and Mandarin
  4. Trifoliate orange and sweet orange

Sweet orange and Trifoliate orange

Q.40 Nematode resistant rootstock of fig?

  1. Ficus bengalensis
  2. Ficus glomerata
  3. Ficus religiosa
  4. Ficus infectotria

Ficus glomerata

Q.41 The root stock used to impart dwarfism in Alphonso mango is?

  1. Mulgoa
  2. Sindhu
  3. Vellaikolumban
  4. Rumani

Vellaikolumban

Q.42 Fruit necrosis in aonla is due to?

  1. B deficiency
  2. Ca deficiency
  3. K deficiency
  4. Zn deficiency

B deficiency

Q.43 Banana variety which is immune to panama wilt is?

  1. Rasthali
  2. Poovan
  3. Basrai
  4. Lalkela

Basrai

Q.44 Example for spindle shape sapota variety is?

  1. PKM-1
  2. PKM-2
  3. PKM-5
  4. PKM-4

PKM-4

Q.45 Apples develop ‘Brown Heart’ disorder due to accumulation of toxic substances if?

  1. Oxygen supply is increased during storage
  2. Oxygen supply is reduced during storage
  3. CO2 is increased during storage
  4. CO2 is reduced during storage

Oxygen supply is reduced during storage

Q.46 The hormone responsible for apical dominance is?

  1. Indole acetic acid
  2. Florigen
  3. Gibberellic acid
  4. Abscisic acid

Indole acetic acid

Q.47 Rootstock of citrus suited for dryland is?

  1. Jambhiri
  2. C. macroptera
  3. Karnakhatta
  4. Rangpur lime

Karnakhatta

Q.48 Which one of the following Psidium species has the dwarfing effect on scion?

  1. Psidium littorale
  2. Psidium pumilum
  3. Psidium montanum
  4. Psidium guineense

Psidium pumilum

Q.49 Apple scab caused by?

  1. Venturia inaequalis
  2. Erwinia amylobora
  3. Quadraspidiotus perniciosus
  4. Podospharea leucotricha

Venturia inaequalis

Q.50 Which one of the following is not a variety of mango?

  1. Arka Anmol
  2. Arka Hans
  3. Arka Neelkiran
  4. Arka Puneet

Arka Hans

Q.51 Pusa Nanha” dwarf variety of Papaya is developed through?

  1. Mutation
  2. Hybridization
  3. Heterosis
  4. Selection

Mutation

Q.52 Pollen sterility is serious problem in?

  1. Ber
  2. Aonla
  3. Grape
  4. Pomegranate

Ber

Q.53 In-situ method of grafting in mango is?

  1. Soft wood grafting
  2. Veneer grafting
  3. Side grafting
  4. Epicotyl grafting

Epicotyl grafting

Q.54 Flowering occurs in aonla in the month of?

  1. September-October
  2. March-April
  3. July-August
  4. December- January

March-April

Q.55 Pyrus pashia (Shehgal) is known as?

  1. Wild pear
  2. Cultivated pear
  3. Wild peach
  4. Wild apple

Wild pear

Q.56 Jackfruit is?

  1. Parthenophilous
  2. Anemophilous
  3. Entomophilous
  4. Self pollinated

Anemophilous

Q.57 Air layering or Gootee method of propagation was developed by?

  1. Horticultural Research Centre, Saharanpur
  2. NBRI, Lucknow
  3. Horticultural Research Centre, Bangalore
  4. IARI, New Delhi

Horticultural Research Centre, Saharanpur

Q.58 Seedlessness in banana is due to?

  1. Vegetative parthenocarpy
  2. Obligatory parthenocarpy
  3. Stenospermocarpy
  4. Simulative parthenocarpy

Vegetative parthenocarpy

Q.59 Removal of male bud in banana is technically known as?

  1. Disbudding
  2. Mattocking
  3. Denavelling
  4. Tipping

Denavelling

Q.60 Papain contains protein percentage of?

  1. 65.2 percent
  2. 55.5 percent
  3. 82.2 percent
  4. 72.2 percent

72.2 percent

Q.61 Apomictic rootstock of apple is?

  1. Malus siversii
  2. Malus sieboldii
  3. Malus baccata
  4. Malus paradisiaca

Malus baccata

Q.62 The nodal agency for introduction and exchange of germplasm in India is?

  1. CGDI
  2. NBPGR
  3. IPGRI
  4. NBA

NBPGR

Q.63 Inserting inter stock in between rootstock and scion is?

  1. Double working
  2. Inter locking
  3. Triple working
  4. Inter mingling

Double working

Q.64 Kinnow is a hybrid cross between?

  1. Citrus unshui x Citrus sinensis
  2. Citrus nobilis x Citrus diliciosa
  3. Citrus reticulate x Citrus nobilis
  4. Citrus diliciosa x Citrus reticulate

Citrus nobilis x Citrus diliciosa

Q.65 Arka Aruna is a cross between?

  1. Banganpalli x Alphonso
  2. Alphonso x Dashehari
  3. Alphonso x Janardan Pasand
  4. Alphonso x Banganpalli

Banganpalli x Alphonso

Q.66 Which of the pear variety is a bud sport?

  1. Punjab Gold
  2. Red Anjou
  3. Punjab Nectar
  4. Red Blush

Red Anjou

Q.67 Seedless banana is an?

  1. Autotriploid
  2. Allotetraploid
  3. Autotetraploid
  4. Allotriploid

Autotriploid

Q.68 Grape rootstock 1613 is a hybrid of?

  1. V. champini x Othelo
  2. V. solonis x Othelo
  3. V. solonis x V. champini
  4. Othelo x V. solonis

V. solonis x Othelo

Q.69 M 27 rootstock was evolved from the cross?

  1. M13 x M 7
  2. M 13 x M9
  3. M 9 x M 13
  4. M7 x M13

M 13 x M9

Q.70 Cork spot in pear appears due to deficiency of?

  1. Ca
  2. B
  3. Zn
  4. Cu

Ca

Q.71 The name Solo series of papaya was given by?

  1. R. S. Pillai
  2. H. P. Olmo
  3. J. E. Higgins
  4. N. E. Lee

J. E. Higgins

Q.72 Who is better known as Father of systemic pomology?

  1. De Candolle
  2. Darwin
  3. Vavilov
  4. Lammark

De Candolle

Q.73 Green berries in grape can be minimized with application of?

  1. Cycocel
  2. Ethrel
  3. NAA
  4. IAA

Ethrel

Q.74 Genomic constitution of FHIA-1 is?

  1. AAA
  2. ABBB
  3. AAAB
  4. ABB

AAAB

Q.75 Grape fan leaf virus is spread by?

  1. Whitefly
  2. Aphid
  3. Bird
  4. Nematode

Nematode

Q.76 The parents of Tangelo citrus are?

  1. Mandarin x Sweet orange
  2. Mandarin x Sour orange
  3. Mandarin x Grapefruit
  4. Mandarin x Lemon

Mandarin x Grapefruit

Q.77 Which is used as an ethylene absorbent?

  1. K2SO4
  2. K2S2O5
  3. KMNO4
  4. KNO3

KMNO4

Q.78 Wooly aphid resistant root-stock of apple is?

  1. M-27
  2. Northern spy
  3. M-9
  4. Crab-apple

Northern spy

Q.79 High density planting was first established in which fruit tree?

  1. Apple
  2. Guava
  3. Banana
  4. Mango

Apple

Q.80 Which variety of mango have characteristic turpentine flavor?

  1. Banganpalli
  2. Totapari
  3. S.B. Chausa
  4. Langra

S.B. Chausa

Q.81 Papaya leaf curl disease is transmitted through?

  1. Aphid
  2. Whitefly
  3. Bacteria
  4. Fungus

Whitefly

Q.82 Which pigment is responsible for orange yellow colour in papaya?

  1. Flavonoids
  2. Lycopene
  3. Anthocyanins
  4. Xanthophylls

Xanthophylls

Q.83 For successful grafting, stock and scion shall be?

  1. Of different species
  2. Of different class
  3. Of same species
  4. Of similar groups

Of same species

Q.84 The concept of effective pollination period (EPP) was developed by?

  1. Williams
  2. Frost
  3. Swingle
  4. Janick

Williams

Q.85 “Bangkok Golden Apple” is a variety of?

  1. Pear
  2. Guava
  3. Ber
  4. Peach

Guava

Q.86 The somatic chromosome number (2n) of Illaichi cultivar of ber (Zizyphus mauritiana) is?

  1. 12
  2. 24
  3. 48
  4. 96

96

Q.87 Deformed papaya fruits with bumpy skin surfaces are produced due to the deficiency of?

  1. Boron
  2. Manganese
  3. Calcium
  4. Potassium

Boron

Q.88 Which pathogen is associated with ‘Replant problem’ in apple?

  1. Phytophthora infestans
  2. Phytophthora parasitica
  3. Phytophthora sylvaticum
  4. Phytophthora aphanidermatum

Phytophthora sylvaticum

Q.89 Flattening of branches in sapota is caused by?

  1. Spiroplasma
  2. Fungus
  3. Bacteria
  4. Phytoplasma

Fungus

Q.90 Enology is the study of?

  1. Monuments
  2. Drying of horticultural produce
  3. Wines
  4. In-vitro propagation

Wines

Q.91 Pollination is the process by which the pollen grains are transferred from?

  1. Anther to stigma
  2. Anther to ovary
  3. Stigma to filaments
  4. Stigma to ovary

Anther to stigma

Q.92 Wind breaks are generally planted in which direction of orchard?

  1. North- South
  2. North- Western
  3. South-West
  4. East- West

North- Western

Q.93 Synthetic hybrid of banana is?

  1. BodlesAltafort
  2. Monthan
  3. KlueTaperod
  4. Kellar Laden

BodlesAltafort

Q.94 Which species is known as Chinese guava and tolerant to guava wilt?

  1. Psidium pumilum
  2. Psidium guineense
  3. Psidium cattleianum
  4. Psidium fredrichathalianum

Psidium fredrichathalianum

Q.95 Which variety of ber is resistant to powdery mildew?

  1. Gola
  2. Sanaur-2
  3. Umran
  4. Mundia

Sanaur-2

Q.96 Ultra dwarfing rootstock (M-27) of apple was developed by?

  1. Mark Tydeman (1929)
  2. Vanden Eude (1912)
  3. Chalmers (1920)
  4. Dunn &Stolp (1970)

Mark Tydeman (1929)

Q.97 Which species is known as dwarf pomegranate?

  1. Punica cholorocarpa
  2. Punica protopunica
  3. Punica nana
  4. Punica porphyrocarpa

Punica nana

Q.98 Which type of self incompatibility is found in ber?

  1. Sporophytic
  2. Heteromorphic
  3. Gametophytic
  4. Not found

Sporophytic

Q.99 Pineapple guava is scientifically known as ?

  1. Psidium guajava
  2. P. Friedrichsthalianum
  3. Syzygium cuminii
  4. Feijoa sellowiana

Feijoa sellowiana

Q.100 Veneer grafting in mango was first developed by?

  1. Lynch (1941)
  2. Sant Ram (1965)
  3. S. K. Mukherjee (1960)
  4. Traub and Auchter (1934)

Lynch (1941)

 

JNKVV and RVSKVV PhD Horticulture Fruit Science Entrance Question Paper 2020

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