BHU PET – 2014 Postgraduate Entrance Test (Banaras Hindu University)

1. Which one of the following is richest source of vitamin ‘A’?
   (A) Apple
   (B) Mango
   (C) Papaya
   (D) Guava

2. Waxing enhances the shelf life of fruits because it checks–
   (A) Transpiration
   (B) Respiration
   (C) Ripening
   (D) Transpiration & Respiration

3. Pressure Tester is used for–
   (A) Maturity
   (B) Ripening
   (C) Handling
   (D) Grading

4. Yellow colour of Papaya is due to–
   (A) Papain
   (B) Lycopene
   (C) Caricaxanthin
   (D) Carotene

5. Which one of the following is known as ‘‘Poor Men’s Apple’’?
   (A) Mango
   (B) Litchi
   (C) Ber
   (D) Banana

6. Where does India rank in production of vegetable in the world?
   (A) First
   (B) Second
   (C) Third
   (D) Fourth

7. Requirement of fruit per capita per day is–
   (A) 100g
   (B) 150g
   (C) 120g
   (D) 200g

8. Whiptail disorder is found in–
   (A) Cauliflower
   (B) Cabbage
   (C) Onion
   (D) Knol Khol

9. Which of the following is a dioecious vegetable crop?
   (A) Pumpkin
   (B) Pointed gourd
   (C) Spongeoourd
   (D) Ridgegourd

10. Most serious pest of Mango is–
    (A) Aphid
    (B) Jassid
    (C) Mango hopper
    (D) Termite

11. Which one of the following is a mutant variety of Papaya?
    (A) Co-2
    (B) Pusa Nanha
    (C) Pusa Majesty
    (D) Coorg Honey Dey

12. Which one of the following is known as “Queen of Flowers”?
    (A) Rose
    (B) Tuberose
    (C) Marigold
    (D) Chrysanthemum

13. The best extension method is–
    (A) Individual contact
    (B) Group contact
    (C) Mass contact
    (D) Dependent upon the situation and the subject-matter

14. Result demonstration is suited for–
    (A) Only fertilizer applications
    (B) Fertilizer and pesticide applications only
    (C) Nutritional trials in home science only
    (D) All cases where we wish to show the results of recommended technologies in the farmer’s situation.

15. Extension education is a–
    (A) Physical science
    (B) Social science
    (C) Biological science
    (D) Mathematical science

16. Choose the most correct statement–
    (A) People are creatures of habit die hard regardless of any amount of education
    (B) Constantly mildly educating the farmers can bring about behavioural change
    (C) The cost and efforts involved in educating farmers is not justified by the results
    (D) Extension education is only a wastage of time and resources

17. The following crops are suitable for extension education–
    (A) Cash crops only
    (B) Wheat only
    (C) All types of crops
    (D) Fruit crops only

18. Choose the most correct statement–
    (A) Research work is not dependent upon extension work
    (B) Extension work is not dependent upon research work
    (C) Extension work is dependent upon research work
    (D) Research work and extension work are interdependent

19. Most of our farmers are illiterate or nearly so. Therefore (Choose the best alternative):
    (A) Extension education is not useful for them
    (B) Extension education is a useful means of educating them
    (C) They cannot understand the difficult lessons of science
    (D) Agricultural research cannot be of great use to them

20. A better criterion of evaluating extension work is
    (A) The total crop yields in the village
    (B) The total additional income generated in the village
    (C) The increase in the number of wine/liquor shops in the village
    (D) The improvement in the socio economic status of the villagers

21. Use of the Kisan Call Centre shows–
    (A) That the farmer wants information about the technology
    (B) The farmer wants to pass the time somehow
    (C) The Govt. has enough money so it can wastage a little
    (D) The farmer is not bothered about actual advances in science and technology

22. If rural people organize themselves into cooperatives the task of agricultural extension–
    (A) Will become more difficult
    (B) Will become easier
    (C) Will be easy in marketing but more difficult in other areas of agriculture
    (D) Will be no different than otherwise

23. Lab to land project advocate by
    (A) UNO
    (B) World Bank
    (C) ICAR
    (D) CSIR

24. e-extension is best suited for–
    (A) Adoption of innovations
    (B) Dissemination of information
    (C) Exchange of opinions
    (D) Emphurshandry only

25. Organic matter content in most Indian soils range between–
    (A) 0.5–2
    (B) 3–4
    (C) 0.2–0.4
    (D) 5–6

26. Which one is a C4 crop plant?
    (A) Pigconpea
    (B) Wheat
    (C) Sugarcane
    (D) Mustard

27. Optimum temperature for normal wheat sowing is–
    (A) 15!
    (B) 20!–25!
    (C) 30!–35!
    (D) 25!–30!

28. Zinc is absorbed by the plant from the soil in the ionic form–
    (A) Zn
    (B) Zn
    (C) Zn
    (D) ZnO

29. Most effective weedicide as pre-emergence weed control in maize crops is–
    (A) Butachlor
    (B) Simazine
    (C) Ienproturon
    (D) 2,4-D

30. Best method of irrigation in potato crop is–
    (A) Border strip
    (B) Flooding
    (C) Furrow
    (D) Basin method

31. Nutrient ion liable to be fixed in 2:1 clay mineral is–
    (A) H₂PO₄⁻
    (B) Fe⁺⁺
    (C) NH₄⁺
    (D) Zn⁺⁺

32. C/N ratio of stable O/M is about–
    (A) 30:1
    (B) 20:1
    (C) 10:1
    (D) 25:1

33. Cropping system now popular in irrigated north Indian states is–
    (A) Paddy–Mustard
    (B) Paddy–Wheat
    (C) Maize–Wheat–Green gram
    (D) Paddy–Potato

34. Rhizobium strain suitable for inoculation of berseem seeds is–
    (A) R. trifoli
    (B) R. Japunicum
    (C) R. meliloti
    (D) R. leguminosarum

35. Which one is organic nitrogenous fertilizer?
    (A) Ammonium sulphate
    (B) Urea
    (C) Calcium Ammonium Nitrate
    (D) Ammonium Chloride

36. The plant component broken first on addition in soil is–
    (A) Cellulose
    (B) Hemicellulose
    (C) Proteins
    (D) Lignin

37. The normal titratable acidity in fresh cow milk is–
    (A) 0.17%
    (B) 0.21%
    (C) 0.15%
    (D) None of these

38. The overrun in ice cream is–
    (A) 75%
    (B) 50%
    (C) 125%
    (D) 100%

39. The optimum temperature for the growth of mesophilic bacteria
    (A) 20°C–22°C
    (B) 30°C–32°C
    (C) 40°C–42°C
    (D) 50°C–52°C

40. The antioxidants in ghee can be added at the rate of–
    (A) 0.01%
    (B) 0.02%
    (C) 0.03%
    (D) Not allowed

41. The time–temperature combination for proper pasteurization should be such that it gives a negative test for–
    (A) Acid phosphatise
    (B) Alkaline phosphatase
    (C) Both alkaline and acid phosphatase
    (D) Lactoperoxidase

42. In HTST pasteurization milk is heated to at least:
    (A) 63!
    (B) 71.5!
    (C) 75.5!
    (D) 80!

43. The highest heat transfer value is in–
    (A) Aluminium
    (B) Copper
    (C) Stainless steel
    (D) Glass

44. As per PFA rules fat content in skim milk should be
    (A) Not less than 0.25%
    (B) Not more than 0.25%
    (C) Not more than 0.5%
    (D) Not less than 0.5%

45. National Dairy Development Board (NDDB) was established with the objective of taking up the activity of–
    (A) Dairy research
    (B) Dairy education
    (C) Dairy Development
    (D) Dairy extension

46. Lactose can be prepared from–
    (A) Sugarcane
    (B) Sugarbeet
    (C) Milk
    (D) Soy milk

47. Oxidized flavor development is catalyzed by–
    (A) Riboflavin
    (B) Vitamin C
    (C) Manganese
    (D) Copper

48. Currently most commonly used packaging material in India is–
    (A) Bottle
    (B) Carton
    (C) Pouch
    (D) Tetrapak

49. Which of the following cell organelle is involved in storage of oil in seed?
    (A) Lycosome
    (B) Glycosome
    (C) Polysome
    (D) Peroxisome

50. Identify the plant hormone involved in Apical Dominance–
    (A) Abscisic acid
    (B) Gibberellic acid
    (C) Ethylene
    (D) Indole acetic acid

51. Which of the following is abiotic stress hormone?
    (A) Phasic acid
    (B) Abscisic acid
    (C) Gibberellic acid
    (D) Nephthalin acetic acid

52. Identify the element associated with nitrate reduction–
    (A) Zn
    (B) K
    (C) Mo
    (D) Ca

53. Which of the following is a pentose sugar?
    (A) Erythrose phosphate
    (B) Fructose phosphate
    (C) Xylulose phosphate
    (D) Sedoheptulose phosphate

54. Identify the substrate if the respiratory quotient is 1–
    (A) Oleic acid
    (B) Cascin
    (C) Citric acid
    (D) Glucose

55. Who proposed the chemiosmotic theory of ATP synthesis?
    (A) Hans Kreb
    (B) Mitchell
    (C) Calvin
    (D) Huber

56. Which pigment is involved in flowering of plants?
    (A) Cytochrome
    (B) Plastochrome
    (C) Phytochrome
    (D) Photochrome

57. Which cell Organelle is not involved in photo respiratory process directly?
    (A) Chloroplast
    (B) Peroxisome
    (C) Mitochondria
    (D) Ribosomes

58. The CO₂ concentration in the atmosphere is around–
    (A) 0.37%
    (B) 0.037%
    (C) 0.0037%
    (D) 0.00037%

59. Which of the following is a non climacteric fruit?
    (A) Banana
    (B) Jackfruit
    (C) Apple
    (D) Grapes

60. Acid Growth Theory explains the mechanism of action of
    (A) Auxin
    (B) Gibberellin
    (C) Cytokinin
    (D) Ethylene

61. Which one is sedimentary rock?
    (A) Sandstone
    (B) Basalt
    (C) Quartzite
    (D) Diorite

62. Clay mineral illit has C.E.C (cmol(P)kg⁻¹) values ranging between–
    (A) 3–15
    (B) 20–40
    (C) 50–80
    (D) 80–120

63. Among various classes of salt affected soils the most permeable one is–
    (A) Saline
    (B) Saline Sodic
    (C) Non-Saline Sodic
    (D) Degraded Sodic

64. The chemical formula of the liming compound “Dolomite” is–
    (A) CaCo
    (B) MgCO
    (C) CaMg(CO₂)
    (D) CaO

65. Which nitrifying bacteria oxidizes Nitrite (NO₂⁻) to Nitrate (NO₃⁻) is soils–
    (A) Nitrosomonas
    (B) Nitrobacter
    (C) Nitrospira
    (D) Nitrolea

66. Boron functions in plants in–
    (A) N-fixation
    (B) NO₃ reduction
    (C) Fatty-acid synthesis
    (D) Sugar translocation

67. Which phosphate compound is present in Single Super phosphate
    (A) CaHPO₄
    (B) Ca₃(PO₄)₂
    (C) Ca(H₂PO₄)₂
    (D) H₃PO₄

68. Biurate content in urea is permissible only to an extent of–
    (A) 1.5%
    (B) 2.0%
    (C) 3.0%
    (D) 4.0%

69. Potassium (K⁺) is pasccat in crop plants as–
    (A) Cell wall
    (B) Cell Sap
    (C) Mitochondria
    (D) Nucleus

70. Tensiometers measure soil moisture tension (bar) only up to–
    (A) 30.0
    (B) 15.0
    (C) 0.83
    (D) 0.33

71. Total degraded land area (mha) in India is–
    (A) 110.8
    (B) 127.3
    (C) 152.4
    (D) 187.8

72. Bhat soils of Uttar Pradesh possess soft lime (as free CaCO₃%) in sub soils–
    (A) 1–5%
    (B) 15–20%
    (C) 30–40%
    (D) 60–70%

73. Which of the following disease was responsible for the Irish famine of 1845
    (A) Black rust of wheat
    (B) Early blight of potato
    (C) White rust of mustard
    (D) Late blight of potato

74. Khaira disease of rice is due to the deficiency of–
    (A) Zinc
    (B) Molybdenum
    (C) Copper
    (D) Iron

75. Karnal bunt gives foul smell in the field due to presence of volatile compound
    (A) Tetramethy amine
    (B) Trimethyl amine
    (C) Diallyl propyl sulphide
    (D) Allylpropyl disulphide

76. ‘Tikka’ disease is associated with–
    (A) When crop
    (B) Tobacco crop
    (C) Groundnut crop
    (D) Sugarcane crop

77. A virus is infection a bacterium is–
    (A) Plasmid
    (B) Bacteriophage
    (C) Bacterial DNA
    (D) Viroid

78. Leaf curl of tobacco is caused by–
    (A) Nicotina virus Ca-1
    (B) Nicotina virus-10
    (C) MLO’s
    (D) Viroid

79. Who proposed a classification of fungi which is now widely accepted:
    (A) Whittaker (1969)
    (B) Walker (1957)
    (C) Stakman and Harrar (1957)
    (D) Ainsworth (1973)

80. Tilletia cause the disease–
    (A) Ruet
    (B) Bunt
    (C) Smut
    (D) Karnal Bunt

81. ‘Black heart’ is a pliysiological disorder of?
    (A) Tomato
    (B) Chilli
    (C) Cabbage
    (D) Potato

82. The Molya disease of wheat is caused by–
    (A) Heterodera avenae
    (B) Anguina tritici
    (C) Rotylenchus robustus
    (D) Pratylenchus penetrans

83. In Agaricus the fruiting body is made up of–
    (A) Tertiary mycelium
    (B) Secondary mycelium
    (C) Primary mycelium
    (D) Diploid mycelium

84. The protective covering of sterile hyphae around an ascocarp is termed as–
    (A) Periderm
    (B) Peridiam
    (C) Epiderm
    (D) Appendages

85. A haploid cell contains
    (A) Damaged chromosomes
    (B) Only half the full complement of chromosomes
    (C) The usual complement of chromosomes
    (D) Twice the full complement of chromosomes

86. The backbones of the DNA double helix are made of–
    (A) Amino acid
    (B) Lipida
    (C) Sugars and phosphates
    (D) RNA

87. Sex cells have–
    (A) The same number of chromosomes as body cells
    (B) Half as many chromosome as body cells
    (C) One quarter as many chromosome as body cells
    (D) Twice as many chromosomes as body cells

88. A trait only occurs in one gender is called–
    (A) Genetic trait
    (B) Recpestive trait
    (C) Sex limited trait
    (D) Non sexual trait

89. Hexaploid wheat (Triticum aestivum) have How many chromosomes in their vegetative part cells?
    (A) 46
    (B) 48
    (C) 42
    (D) 54

90. Polyploidy in plants is induced through–
    (A) Irradiation
    (B) Mutagenic chemicals
    (C) Ethslene
    (D) Colchicine

91. The quickest method of plant breeding is–
    (A) Selection
    (B) Hybridization
    (C) Introduction
    (D) Mutation breeding

92. Somatic hybridization is achieved through?
    (A) Grafting
    (B) Consugation
    (C) Protoplast fusion
    (D) Recombinant DNA technology

93. Parent used only once in back cross breeding method is called–
    (A) Recurrent
    (B) Donor
    (C) Male
    (D) Female

94. Self pollinated species are also known as–
    (A) Allogamous
    (B) Allogamous
    (C) Autogamous
    (D) Chasmogamous

95. Which breeding method is not appropriate for cross pollinated crops
    (A) Mass selection
    (B) Pureline selection
    (C) Back cross method
    (D) Heterosis breeding

96. Plant breeding method generally used to improve a well adapted variety for specific trait–
    (A) Pedigree
    (B) Bulk
    (C) Back cross
    (D) Pure line selection

97. Which one of the following is the largest insect order?
    (A) Lepidoplera
    (B) Coleoplera
    (C) Hymenoptera
    (D) Hemiptera

98. The larvae of the following insccis are apodous–
    (A) Whitefly
    (B) Butterfly
    (C) Fruit fly
    (D) Dragon ly

99. Majority of egg parasitoids belong to the insect order:
    (A) Strepsipiera
    (B) Lepidopiera
    (C) Diplera
    (D) Hymenoptera

100. Parthenogenetic mode of reproduction commonly takes place in–
     (A) Bectles
     (B) Firefly
     (C) Aphids
     (D) Sawfly

101. ‘Sooty Mold’ develops on the leaves and panicles of mango due to the infestation–
     (A) Bark borer
     (B) Gall midge
     (C) Leaf hopper
     (D) Stem borer

102. Which of the following insects pathogens in highly host specific:
     (A) Beauveria bassiana
     (B) Theyring lensis
     (C) Nuclerpolyhedrosis virus
     (D) Dutky nematode

103. Holometabolous development occurs in–
     (A) Butterfly
     (B) Dragonlly
     (C) Grasshopper
     (D) Mealybug

104. The gram cutworm is active during
     (A) Sununcr
     (B) Spring
     (C) Winter
     (D) Monson

105. Thrips belong to the order–
     (A) Psocoptera
     (B) Neuroptera
     (C) Strepsitera
     (D) Thysanoptera

106. Silver shoots in paddy are caused by–
     (A) Rice hispa
     (B) Planthopper
     (C) Gall midge
     (D) Case worm

107. Which one of the following honey bee species is of foreign origin
     (A) Apes dorsata Fab
     (B) Apes
     (C) Apes mellifera Linn.
     (D) Apes flora Feb

108. Many insects undergo aestivation in response to:
     (A) Low temperature
     (B) Darkness
     (C) High temperature
     (D) High humidity

109. There are……stages of production–
     (A) 1
     (B) 3
     (C) 2
     (D) 4

110. A line passing through least cost points on iso quant map is called
     (A) Ridge line
     (B) Price line
     (C) Expansion path
     (D) Iso cost line

111. The price elasticity of demand for salt is……..than fruits
     (A) More
     (B) Twice
     (C) Less
     (D) Four times

112. The Regional Rural Bank was established in the year–
     (A) 1955
     (B) 1975
     (C) 1995
     (D) 1985

113. Which one is not the type of farming?
     (A) Specialised farming
     (B) Mixed farming
     (C) Diversified farming
     (D) Cooperative farming

114. The production function Y = a Xᵇ is……production function
     (A) Linear
     (B) Cubic
     (C) Log linear
     (D) Quadratic

115. When average product is greater than marginal product the elasticity of production is:
     (A) One
     (B) Less than one
     (C) More than one
     (D) Zero

116. The share of agriculture in National Income is between:
     (A) 9 to 14%
     (B) 22 to 27%
     (C) 17 to 21%
     (D) 31 to 35%

117. Which one is not the characteristic of perfect competitive market?
     (A) Many sellers
     (B) Free entry and exit
     (C) Few buyers
     (D) Homogenous product

118. The cost incurred in growing a crop in a hectare is known as
     (A) Cost of production
     (B) Cost of cultivation
     (C) Fixed cost
     (D) Cost of farming

119. CACP stand for–
     (A) Commission for agricultural costs and prices
     (B) Centre for agricultural costs and prices
     (C) Cost of agricultural common products
     (D) Contact for agricultural commodity purchase

120. The Minimum Support Price of any crop is declared:
     (A) After harvesting of the crop
     (B) Before sowing of the crop
     (C) Before harvesting of the crop (Procurement price)
     (D) After sowing of the crop