BHU PET – 2019 Postgraduate Entrance Test (Banaras Hindu University)

Conflicting information should be strictly avoided during…….
(a) Confirmation stage
(b) Decision stage
(c) Knowledge stage
(d) Readiness stage
Acceptance and/or rejection of technology are the one of the kinds of___
(a) Failure of channel
(b) Empathetic feelings
(c) Feedback
(d) Treatment of message
Faithful (Pragmatic) performance of all elements of communication process refers to:
(a) Feedback
(b) Fidelity
(c) Empathy
(d) Credibility
Feedback is ……
(a) Source Oriented
(b) Receiver Oriented
(c) Message Oriented
(d) Channel Oriented
Many times it many happen that end-users continue to adopt an innovation, rather vigorously, when experts (Scientists) feel that it should not be so done, the phenomenon is known as …….
(a) Over adoption
(b) under adoption
(c) Adoption of technology
(d) Rejection of technology
Which one is not the key behavioral characteristic of entrepreneurs?
(a) Perceive an opportunity
(b) Creativity to innovate and build something of market value
(c) Ability to harness different source of knowledge and information
(d) Dependency on peers for inputs
The capital that includes staff, partner skills, knowledge and experience:
(a) Social capital
(b) Institutional capital
(c) Human capital
(d) Natural capital
Grapevine is a kind of ….Communication
(a) Formal
(b) Horizontal
(c) Vertical
(d) Informal
All societies have acceptable and unacceptable forms of behaviour called:
(a) Social norms
(b) Cultural norms
(c) Financial norms
(d) Legal norms
Farmer societies are:
(a) Formal groups
(b) Informal groups
(c) Virtual groups
(d) Unrecognized groups
Ravindranath Tagore was of the firm belief that if we develop ……., it is going to be the panacea for the rural problems.
(a) Village leadership
(b) Village resources
(c) Village cooperative
(d) Village capital
Co. shitole established an extension service initiative entitled …… at Pohri (Gwalior), Madhya Pradesh with the objective of increasing per capital income of villagers.
(a) Indian Village service
(b) Servants of india society
(c) Adarsh Seva Sangh
(d) Sevagram
The origin of soil its classification and description are studied in :
(a) Pedology
(b) Edaphology
(c) Geology
(d) Petrology
Which of the following is a secondary mineral?
(a) Quartz
(b) Gypsum
(c) Feldspar
(d) Biotite
Which of the following is a micronutrient?
(a) Nitrogen
(b) Calcium
(c) Zinc
(d) Sulphur
Total number of order in soil taxonomy is:
(a) 12
(b) 10
(c) 13
(d) 11
Relative proportion of Sand, Silt and Clay in soils is called?
(a) Soil profile
(b) Soil structure
(c) Soil horizon
(d) Soil texture
soil colour is measured by
(a) Munsell soil Colour chart
(b) Tensiometer
(c) Chromatograph
(d) Litmus paper
Which of the following is 1 : 1 type of clay mineral
(a) Vermiculite
(b) Illite
(c) Kaolinite
(d) Montmorillonite
Mycorrhiza is a
(a) Bacteria
(b) Fungi
(c) Algae
(d) Actionomycetes
Which of the following is an active soil forming factor?
(a) Climate
(b) Time
(c) Relief
(d) Parent Material
Which of the following soil is called “White alkali soil”?
(a) Saline soil
(b) Alkali soil
(c) Calcarious soil
(d) Hydromorphic soil
Physical condition of soil in relation to plant growth is called?
(a) Tillage
(b) Mulch
(c) Terracing
(d) Tilth
Gypsum is used as an amendment to reclaim?
(a) Sodic soils
(b) Acid soils
(c) Saline soils
(d) Calcareous soils
The term issue price means
(a) The price at which buffer stock in given to public
(b) The price at which FCI issue food grains to PDS
(c) The price at which government procures buffer stock
(d) The price at which buffer stock in maintained in the FCI godowns
The loans granted by the government during British rule were called?
(a) Cattel loans
(b) Taccavi Loan
(c) Term loam
(d) Self liquidating loans
Which of the following is the first ‘R’ of credit?
(a) Risk bearing ability
(b) Repayment capacity
(c) Return from investment
(d) Rate of Return
The income elasticity of demand is negative then the good is
(a) Normal
(b) Luxury
(c) Semi – luxury
(d) inferior
Which is not the feature of perfect competitive market?
(a) Large number of sellers
(b) Product of all firms are homogenous
(c) Perfect mobility of resource
(d) Few buyers

30. Ceteris paribus means that:

(a) Other factors are held constant
(b) No other variable effect the dependent variable
(c) No other model can explain the dependent variable
(d) The model is logical

31. NAFED was established in the year

(a) 1953
(b) 1958
(c) 1968
(d) 1978

32. The first cooperative societies act was passed in the year?

(a) 1904
(b) 1901
(c) 1919
(d) 1947

33. Which of the following is irrational zone production?

(a) I zone
(b) II zone
(c) III zone
(d) I and III zone

34. The elasticity of production is zero when:

(a) APP is maximum
(b) MPP is maximum
(c) MPP is zero
(d) TPP is minimum

35. The point of least cost combination is:

(a) MRTS of inputs > Price ratio of inputs
(b) MRTS of inputs < Price ratio of inputs
(c) MRTS of products is equal to inverse price of inputs
(d) MRTS of products is equal to inverse price ratio of products

36. Which of the following is a self-liquidating type of loan?

(a) Crop loan
(b) Medium term loan
(c) Long term loan
(d) Term loan

37. Which of the following is mutant variety of mango?

(a) Konkan Ruchi
(b) Rosica
(c) Mallika
(d) Pusa Lalima

38. Saharan Prabhat is variety of:

(a) Mango
(b) Apple
(c) Peach
(d) Walnut

39. Strawberry is propagated through:

(a) Sucker
(b) Runner
(c) Slips
(d) Bit of stem

40. Pusa peetambar variety of mango is from a cross between:

(a) Neelam Alphanso
(b) Dasheri Neelam
(c) Ratna Lal Sunderi
(d) Amrapali Lal Sunderi

41. Alcoholic fermentation takes place in the presence of:

(a) Bacteria
(b) Yeast
(c) Mould
(d) Fungi

42. Hisar Arun is a variety of:

(a) Brinjal
(b) Tomato
(c) Chilli
(d) Pointed gourd

43. Vegetable not belonging to dicotyledon group is:

(a) Amaranthus
(b) Brinjal
(c) Pea
(d) Onion

44. Whiptail in cauliflower is caused due to:

(a) Deficiency of Nitrogen
(b) Virus
(c) Fungus
(d) Deficiency of Molybdenum

45. The deficiency of vitamin A causes:

(a) Night blindness
(b) Diarrhoea
(c) Pneumonia
(d) Pellagra

46. Ethylene is a gaseous hormone, it:

(a) Induce dormancy
(b) Inhibits seed germination
(c) Induces ripening
(d) Promotes senescence

47. Which of the following is commonly known as Sword Lily?

(a) Irish
(b) Crocus
(c) Daffodil
(d) Gladiolus

48. National Horticulture Board (NHB) was established in:

(a) 1984
(b) 1985
(c) 1986
(d) 1987

49. pBR322 is a:

(a) Colicin producer
(b) Reconstructed plasmid
(c) Super coiled DNA
(d) Hfr

50. What is Bt cotton?

(a) High-yielding of American cotton
(b) Disease resistant variety of cotton
(c) Insect resistant variety of cotton
(d) Drought resistant variety of cotton

51. Complementary interaction of genes gives the ratio:

(a) 13 : 3
(b) 15 : 1
(c) 9 : 7
(d) 1 : 1

52. When one gene specifics more traits, it is:

(a) Pleiotropism
(b) Atavism
(c) Polytropism
(d) Dwarfism

53. Aneuploidy arising through loss of chromosomes is termed as:

(a) Hypoploidy
(b) Nanoploidy
(c) Lethoploidy
(d) Aploidy

54. For dosage compensation in mammals, the phenomenon of heterochromatization occurs in:

(a) One ‘X’ chromosome
(b) Both ‘X’ chromosomes
(c) ‘Y’ chromosome
(d) One ‘X’ chromosome and one ‘Y’ chromosome

55. Which one of the following is not true about three line (A, B and R) System of hybrid seed production?

(a) A & B are isogenic lines
(b) A & R are non-isogenic lines
(c) A & R are heterotic to each other
(d) B & R are isogenic lines

56. Acridine orange is used for inducing:

(a) DNA denaturation
(b) Mutagenesis
(c) Chiasma formation
(d) Bacterial transformation

57. Who discovered transposons?

(a) Hargobind Khorana
(b) Morgan
(c) Hugo de Vries
(d) Barbara McClintock

58. The statistical test applied to test the goodness of fit is:

(a) ‘X²’ test
(b) ‘F’ test
(c) ‘Z’ test
(d) ‘t’ test

Number of chromosomes in wheat endosperm is:
(a) 21
(b) 42
(c) 63
(d) 14
Quantitative inheritance is through:
(a) Effective genes
(b) Special genes
(c) Polygenes
(d) Ultragenes
The book “Plant Disease: Epidemics and Control” was authored by:
(a) J.G. Horsefall
(b) J.E. Vander Plank
(c) G.C. Ainsworth
(d) Julius Kuhn
Which of the following fungal genera produce acervuli?
(a) Colletotrichum
(b) Fusarium
(c) Alternaria
(d) Macrophomina
Who among the following is called the “Father of Mycology”?
(a) Robert Koch
(b) P.M.A. Michaeli
(c) Anton de Bary
(d) E.J. Butler
Clamp connection is a characteristic feature of:
(a) Basidiomycota
(b) Ascomycota
(c) Zygomycota
(d) Chytridiomycota
Peritrichous flagella are found in the bacterial genus:
(a) Xylella
(b) Pseudomonas
(c) Xanthomonas
(d) Erwinia
Phenomenon of cross protection in virus was discovered by:
(a) Rosalind Franklin
(b) W.M. Stanley
(c) K.M. Smith
(d) Mc Kinney
Which of the following virus contains ssDNA as their genetic material?
(a) Geminivirus
(b) Tospovirus
(c) Caulimovirus
(d) Tobamovirus
The antibiotic tetracycline is produced by the bacterium:
(a) Streptomyces fradiae
(b) Streptomyces griseus
(c) Streptomyces aureocaciens
(d) Streptomyces venezuelae
The first systemic fungicide was developed by:
(a) Tisdale & Williams
(b) Von Schmeling & Kulka
(c) J.G. Horsfall
(d) Ross
Which of the following is a “walled, fastidious phloem inhabiting bacterium”?
(a) Spiroplasma
(b) Clavibacter
(c) Ca. Liberobacter
(d) Ca. Phytoplasma
Circular satellite RNAs encapsidated in the helper virion is known as:
(a) Virosoid
(b) Satellite virus
(c) Viroid
(d) Helper virus
Black sigatoka disease of banana is caused by:
(a) Mycosphaerella musicola
(b) Mycosphaerella fijiensis
(c) Cercospora musae
(d) Cordana musae
Nitrogen to protein conversion factor for milk proteins is:
(a) 6.25
(b) 5.95
(c) 6.38
(d) 6.78
Q-fever through milk is caused by:
(a) Mycoplasma
(b) Listeria sp
(c) Brucella abortus
(d) Coxiella burnetii
Phosphatase test in milk is used to determine the efficiency of:
(a) Cleanliness
(b) Condensing
(c) Pasteurization
(d) Curdling
Over-run develops in the manufacture of ice-cream during:
(a) Preparation of mix
(b) Pasteurization of mix
(c) Ageing of mix
(d) Freezing of mix
Best method of selection is:
(a) Pedigree selection
(b) Individual selection
(c) Progeny testing
(d) Family selection
Dressing percentage is highest in:
(a) Buffalo
(b) Goat
(c) Poultry
(d) Pig
Which of the following is not a prerequisite for artificial insemination in cow?
(a) Semen collection
(b) Dilution
(c) Semen evaluation
(d) Sperm sexing
Which of the following is not a proximate principle?
(a) Dry matter
(b) Crude Protein
(c) Total Ash
(d) Ether Extract
Black quarter is disease primarily caused in:
(a) Ruminants
(b) Poultry
(c) Pig
(d) Equines
Rank of India in the buffalo population is:
(a) 1st
(b) 2nd
(c) 3rd
(d) None of these
The reading on lactometer ranges from:
(a) 0–10
(b) 10–25
(c) 0–40
(d) 0–50
Which protein is most abundant in milk?
(a) Casein
(b) α-globulin
(c) Albumin
(d) Globulin
Which one plant has minimum photorespiration rate?
(a) Barley
(b) Rose
(c) Spinach
(d) Sugarcane
Out of following, which one is subjected most frequently to oxidation–reduction process and behaves as divalent and trivalent cation in plant metabolism in flooded and normal soils?
(a) Calcium
(b) Phosphorus
(c) Iron
(d) Cobalt
Which one of the following is not a greenhouse gas?
(a) Methane (CH₄)
(b) Ozone (O₃)
(c) Nitrogen (N₂)
(d) Nitrous Oxide (N₂O)
Diffusion of water across semipermeable membrane is called as:
(a) Exo-osmosis
(b) Guttation
(c) Endo-osmosis
(d) Osmosis
Which one is considered as rooting hormone?
(a) Abscisic acid (ABA)
(b) 2,4-D
(c) Indole butyric acid (IBA)
(d) Gibberellic Acid (GA)
Name the enzyme directly involved in CO₂ assimilation?
(a) Hexokinase
(b) Ribulose Diphosphate carboxylase
(c) Phosphoribokinase
(d) Tri phosphate dehydrogenase
How many net ATP are produced during glycolysis of one molecule of glucose?
(a) Four
(b) Two
(c) Six
(d) Zero
Tryptophan is precursor and results in the synthesis of one of the following:
(a) Naphthalene acetic acid (NAA)
(b) Ethylene
(c) Indole acetic acid (IAA)
(d) Maleic hydrazide (MH)
In DNA, one among following is absent:
(a) Adenine
(b) Guanine
(c) Cytosine
(d) Uracil
In green plants during Hill reaction (light-driven reaction), one of the following is split (broken down):
(a) CO₂
(b) H₂O
(c) Light
(d) Phosphoglyceric acid

95. Unlike legume seeds, the germinating seed of cereals (wheat etc.) always remains inside the soil. It is scientifically called as:

(a) Epigeal seed germination
(b) Hypogeal seed germination
(c) Subterranean seed germination
(d) Photo-thermal regulated seed germination

96. Zinc is considered as constituent and activator of one of the following?

(a) Carbonic anhydrase
(b) Phytochrome
(c) Xanthophyll
(d) Ferredoxin

97. A respiratory system in which all ten pairs of spiracles are functional is called?

(a) Hemipneustic
(b) Holopneustic
(c) Peripneustic
(d) Propneustic

98. During depolarized condition the potential inside the nerve membrane is:

(a) Negatively charged
(b) Positively charged
(c) Uncharged
(d) All of the three

99. Pronotum is prolonged backwards into a distinct elevated horn laying over the abdomen is characteristic features of family:

(a) Delphacidae
(b) Ciracellidae
(c) Membrancidae
(d) ceropidae

100. A spine like structure found at the tip of the abdomen of a chrysalis is called?

(a) Cremaster
(b) Gridle
(c) Tumbler
(d) Silk

101. Reproduction by juvenile form is called?

(a) Paedogenesis
(b) Parthenogenesis
(c) Polyembryony
(d) Oviparity

102. Which one of the following is the first genetically modified plant?

(a) Bt tobacco against Manduca sexta
(b) Bt cotton against Helicoverpa
(c) Bt Potato against Leptinotarsa
(d) Bt maize against ostrinia

103. Chitin chains are held together to forms microfibrils by

(a) Hydrogen bonds
(b) Carbons bonds
(c) Oxygen bonds
(d) Nitrogen bonds

104. Thread footed mites belongs to the family:

(a) Tetranychidae
(b) Trasonemidae
(c) Eriophyidae
(d) Demodicidae

105. Snowdrop lectin, which is effective against aphids is obtained from:

(a) Phaseolus vulgaris
(b) Galanthus nivalis
(c) Lycopersicon peruvianum
(d) solanum berthaltli

106. In honey bees, fertilized eggs develop into:

(a) Females
(b) Males
(c) Queens
(d) Drones

107. In a survivorship curve, parasitoids show a:

(a) Convex curve
(b) Constant curve
(c) Extremely convex curve
(d) Concave curve

108. Which one of the sugarcane pests has all Indian occurrence?

(a) Acigona steniella
(b) Chilo sacchariphagus indicus
(c) Chilo auricilus
(d) Chilo infuscatellus

109. Which plant component is broken first upon addition to soil?

(a) Lignin
(b) Protein
(c) Hemicellulose
(d) Cellulose

110. The extent of percent decrease in rainfall from normal over an area termed as Meteorological drought is?

(a) >75
(b) >50
(c) >25
(d) >60

111. In a rotation, P-fertilizer in case of short supply be applied to:

(a) Paddy
(b) Maize
(c) Gram
(d) Sorghum

112. Highest number of domesticated food crop species is contributed by:

(a) Leguminosae
(b) cucurbitaceae
(c) Gramineae
(d) Linaceae

113. The form of potassium held against negative charge of the soil colloid is:

(a) Insert
(b) Non-exchangeable
(c) Exchangeable
(d) Water soluble

114. Common sedimentary rock is:

(a) Basalt
(b) dolomite
(c) Granite
(d) Diorite

115. The favourable soil bulk density gm soil/cm³ for good crop of wheat is:

(a) 1.8
(b) 1.7
(c) 1.5
(d) 1.9

116. C/N ratio of stable soil organic matter is approximately?

(a) 20 : 1
(b) 25 : 1
(c) 10 : 1
(d) 30 : 1

117. The crop which exhibits least nodulation and requires higher nitrogen in plains?

(a) Urd bean
(b) soybean
(c) Red gram
(d) Rajmash

118. The major ingredient of ‘Devine’ is:

(a) phytophthora palmivora
(b) Colletotrichum gloeosporiodes
(c) Chondosterm a purpureum
(d) cylindrobasidium laeve

119. Which crop is suitable for cultivation in highly saline soil?

(a) Sugarcane
(b) Maize
(c) Barley
(d) Rice

120. Rhizobium sp. Suitable for inoculation of Berseem crop seed is:

(a) R. Japonicum
(b) R. lupini
(c) R. Trifolli
(d) R. phaseoli

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