AP PGECET 2015 Question Paper for Food Technology

Booklet No. :
A
SET FT - 15
Food Technology
Duration of Test : 2 Hours Max. Marks : 120

Hall Ticket No.

Name of the Candidate :

Date of Examination : OMR Answer Sheet No. :

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INSTRUCTIONS
1. This Question Booklet consists of 120 multiple choice objective type questions to be answered
in 120 minutes.
2. Every question in this booklet has 4 choices marked (A), (B), (C) and (D) for its answer.
3. Each question carries one mark. There are no negative marks for wrong answers.
4. This Booklet consists of 16 pages. Any discrepancy or any defect is found, the same may be
informed to the Invigilator for replacement of Booklet.
5. Answer all the questions on the OMR Answer Sheet using Blue/Black ball point pen only.
6. Before answering the questions on the OMR Answer Sheet, please read the instructions printed
on the OMR sheet carefully.
7. OMR Answer Sheet should be handed over to the Invigilator before leaving the Examination
Hall.
8. Calculators, Pagers, Mobile Phones, etc., are not allowed into the Examination Hall.
9. No part of the Booklet should be detached under any circumstances.
10. The seal of the Booklet should be opened only after signal/bell is given.

FT-15-A

FOOD TECHNOLOGY

1. What percentage of human body is made up of proteins ?
(A) 50 percent (B) 45 percent (C) 30 percent (D) 20 percent

2. Vitamins are classified as fat-soluble and water soluble and they perform specific
functions in human body. Which of the following is not a fat soluble vitamin ?
(A) vitamin A (B) vitamin D (C) vitamin E (D) vitamin B6

3. Which of the following statement is incorrect in relation to function of minerals ?
(A) Copper is useful in iron absorption and collagen metabolism.
(B) Magnesium is found useful as enzyme activator.
(C) Manganese is used in body for cholesterol metabolism.
(D) Selenium is useful in oxygen transport.

4. Which of the following statement is false in connection with vitamin ?
(A) Vitamin A is highly sensitive to acid, air and light.
(B) Vitamin C and D are sensitive to alkalinity, air, light and heat.
(C) Thiamin acts as co-enzyme in energy metabolism.
(D) Niacin helps in absorption of dietary calcium and phosphorus.

5. ISO prepared a document called ISO 9000 series in 1987 (modified in 1994) as a
guideline for all organizations on managing quality and standard. Its Indian equivalent is
called :
(A) IS 14000 (B) IS 12000 (C) IS 22000 (D) IS 2000

6. The Ministry of Food Processing Industries was established in which of the following the
year ?
(A) 1988 (B) 2000 (C) 1996 (D) 2001

7. A viscosity value of 50cp will be equivalent to how many Pa.s ?
(A) 5 × 10–2 Pa.s (B) 150 × 10–2 Pa.s
(C) 250 × 10–2 Pa.s (D) 350 × 10–2 Pa.s

8. Identify which of the following is not a Flow measurement device :
(A) Venturi tube (B) Pitot tube
(C) Orifice meter (D) Lactometer

9. There are two important types of time-dependent non-Newtonian liquids, namely shear-
thinning liquids and shear-thickening liquids. Shear-thinning liquids are also called
(A) Thixotropic fluids (B) Dilatant liquid
(C) Pseudoplastic (D) Newtonian fluids
Set - A 2 FT

10. Which of the following mixer is mismatched below ?
(A) Ribbon mixers - dry powder and particulate foods
(B) Paddle agitators - low or medium viscosity liquids
(C) Z-blade mixers - high viscosity liquids and paste
(D) Sigma blade mixers - low viscosity foods

11. The extraction or separation of food components is fundamental for the preparation of
ingredients during processing. The process of removing liquids from solids is referred to
as
(A) Centrifugation (B) Filtration (C) Expression (D) Extraction

12. The benefits of size reduction of foods in food processing are as following, except
(A) A similar range of particle sizes allows more complete mixing of ingredients
(B) Size reduction has little or no preservative effect
(C) There is increase in the surface area to volume ratio of the food, which decreases
the rate of drying, heating or cooling
(D) Improves the efficiency and rate of extraction of liquid components

13. Which of the following factors are considered important for the stability of an emulsion ?
(A) The viscosity of the dispersed phase
(B) The type and quantity of emulsifying agent
(C) The interfacial forces acting at the surfaces of the globules
(D) The differences between the densities of the dispersed and continuous phases

14. Which of the following are covered under proximate analysis of foods ?
(A) Proteins, carbohydrates, vitamins
(B) Proteins, carbohydrates, fats
(C) Proteins, sugars, minerals
(D) Fats, vitamins, minerals

15. Which of the following is least related to the other three ?
(A) Evaporation - Milk
(B) Dehydration - Peas
(C) Sun drying - Grapes
(D) Reverse osmosis - Orange juice

16. One of the following is a major risk factor in heart diseases
(A) HDL cholesterol (B) VLDL cholesterol
(C) LDL cholesterol (D) Triglycerides

17. Aspartame is a low-calorie sweetener resulting from the combination of two amino acids.
The amino acids used are
(A) Alanine and glutamine (B) Aspartic acid and glutamine
(C) Aspartic acid and alanine (D) Aspartic acid and phenylalanine
Set - A 3 FT

18. Which of the following is least related to other three ?
(A) Bligh and Dyer technique (B) Mojonnier method
(C) Soxhlet extraction (D) Gerber method

19. If moisture content of a food is 20% on wet weight basis. Calculate its moisture content
on dry weight basis ?
(A) 22 percent (B) 25 percent (C) 31 percent (D) 45 percent

20. The baking performance of wheat flour improves when they are treated with maturing
agents. Among the maturing agents that may not be added in wheat flour for this purpose
is
(A) Chlorine dioxide gas (B) Acetone peroxide
(C) Azodicarbonamide (D) Potassium propionate

21. Rigor mortis results in increase in lactic acid content in meat which is formed from
(A) Amylopectin (B) Amylose (C) Glycogen (D) Dextrins

22. Which of the following is incorrectly matched ?
(A) Lactobacillus bulgaricus – fermented milk
(B) Aspergillus niger – amylases
(C) Rhizopus nigricans – gluconic acid
(D) Saccharomyces cerevisiae – bread

23. Marasmus is mainly caused due to deficiency of proteins or carbohydrates or both. It
shows the following symptoms, except
(A) The child gives shriveled appearance
(B) The face looks thin and eyes are sunken
(C) Belly generally comes out
(D) The skin shows a number of folding as the fat and muscles are very less

24. Which of the following is referred to as bread wheat ?
(A) Triticum aestivum (B) Triticum monococcum
(C) Triticum durum (D) Triticum turgidum

25. Which of the following compound cannot be synthesised by human body ?
(A) Lactic acid (B) Ascorbic acid (C) Pyruvic acid (D) Oleic acid

26. Heat required to change, at constant temperature, the physical state of materials from
solid to liquid, liquid to gas or solid to gas is known as
(A) Sensible heat (B) Specific heat
(C) Calorie (D) Latent heat

27. The dimensionless Reynolds number (Re) characterizes fluid flow. The Reynolds
number less than 2100 indicates
(A) Streamline flow (B) Transitional flow
(C) Turbulent flow (D) Unidirectional flow
Set - A 4 FT

28. Which of the following is not an example of positive displacement pump ?
(A) Gear pump (B) Rotary pump
(C) Centrifugal pump (D) Reciprocating pump

29. In which of the following industrial operation heat is not transferred ?
(A) Freezing (B) Emulsification
(C) Pasteurization (D) Blanching

30. Why food kept at refrigerated conditions is considered safe ?
(A) Low temperature arrests growth of pathogens
(B) Low temperature arrests growth of psychrophiles
(C) Low temperature kills microbes
(D) Low temperature arrests growth of all microbes

31. Gliadin protein of gluten is responsible for which characteristics of dough ?
(A) Extensibility (B) Elasticity
(C) Dough stability (D) Water holding capacity

32. Which of the following dryer is commonly used for drying of peas ?
(A) Drum dryer (B) Fluidized bed dryer
(C) Spray dryer (D) Bin dryer

33. According to FPO specifications a tomato paste must contain
(A) 15 % TSS (B) 25 % TSS (C) 30 % TSS (D) 40 % TSS

34. Water hardness influences the processed food quality. The hardness of water is measured
in parts per million of
(A) Calcium carbonate (B) Calcium chloride
(C) Calcium sulphate (D) Calcium oxalate

35. Reduction in the size of solid food is referred to as
(A) Emulsification (B) Commination
(C) Homogenization (D) None of these

36. Which of the following mixer is generally used to mix bread dough ?
(A) Trough mixer (B) Ribbon mixer
(C) ‘Z’ blade mixer (D) Cone mixture

37. A process of exposing the raw fruits and vegetables to heat for a few minutes by
immersing in boiling water or with steam is known as
(A) Blanching (B) Cooking (C) Thawing (D) Heating

38. Which of the following is least related to other three ?
(A) Sterilization – beans
(B) Baking – biscuits
(C) Drying – peas
(D) Freezing – red meat
Set - A 5 FT

39. Which of the following term is incorrectly defined ?
(A) Cold shortening – undesirable changes to meat caused by cooling before
rigor mortis has occurred
(B) Chilling injury – physiological changes to some types of fruits and
vegetables caused by low temperature which results in
loss of eating quality
(C) Rigor mortis – a condition in which muscle tissues become extensible
(D) Dew point – temperature at which an air-water vapour mixture
becomes saturated with moisture, making onset of
condensation

40. Starch is made up of two distinct polymers, amylose and amylopectin. Waxy wheat
starch has been shown to lack measurable amount of
(A) Amylopectin
(B) Amylose
(C) Both amylose and amylopectin
(D) Neither amylose nor amylopectin

41. Some of the physical characteristics of food are described below. Find the one, which is
incorrectly defined.
(A) Elasticity – the rate at which a deformed food sample goes back to its original
condition after the deforming force is withdrawn.
(B) Gumminess – the quantity to stimulate the energy required to disintegrate a semi-
solid food sample to a steady state of swallowing
(C) Chewiness – the quantity to stimulate the energy required to masticate a semi-solid
food sample to a steady state of swallowing
(D) Friability – the hardness of a food and its tendency to resist crack.
42. In a food processing industry, several unit operations are carried out. Identify the one,
which is incorrectly defined ?
(A) Grading – the assessment of a number of attributes to obtain an indication of
overall quality of a food
(B) Filtration – the separation of liquid from solids by applied pressure
(C) Sorting – the separation of foods into categories on the basis of a measurable
physical properties
(D) Ohmic heating – direct electrical heating of foods
43. Naturally occurring pigments in food are generally water-soluble. Identify the one, which
is oil soluble pigment.
(A) Anthocyanins (B) Betalaines (C) Carotenes (D) Curcumin
44. Hard wheat tends to contain relatively low levels of starch and high levels of proteins,
while reverse is true for soft wheat. Which of the following statement is incorrect ?
(A) Durum wheat flours are best suited for pasta products.
(B) Wheat holds a unique place amongst cereals because upon mixing wheat flour with
water, an elastic matrix called gluten is formed.
(C) High protein flours are best suited for biscuits.
(D) Low protein flours are best suited for cakes and pastries.
Set - A 6 FT

45. Different types of maize are classified on the basis of their protein content and the
hardness of the kernel. Much of the niacin in corn is in a bound form and this led to a
disorder in population where corn is the staple food. This niacin deficiency is known as
(A) Pellagra (B) NTD (C) Rickets (D) Jaundice

46. Oats have a relatively minor status among cereals because they are more difficult to
process and are unstable due to their high lipid content and lipase activity. Reports of the
possible blood cholesterol lowering effect of oat bran have increased the popularity of its
use for human food in developed countries. Which of the following constituents is held
responsible for cholesterol lowering effect of oat ?
(A) Beta amylase (B) Beta glucan
(C) Lipase activity (D) High Pentosans

47. There is a considerable variation in the protein contents among the cereals. Which of the
following cereals contain highest percentage of protein content ?
(A) Brown rice (B) Sorghum (C) Maize (D) Pearl Millet

48. Cereals contain appreciable amounts of toxic or antinutritional substances. Which of the
following antinutritional substance is not found in appreciable quantity in cereals ?
(A) Tannins (B) Phytates (C) Polyphenols (D) Saponins

49. Foods can be classified according to their pH values into low acid, medium acid, acid
and highly acid foods. Which of the following class of food does not have correct pH
value ?
(A) Low acid pH 5.0 and higher – peas, beans, asparagus
(B) Medium acid pH 5.0 – 4.5 – meat, spaghetti, soups
(C) Acid pH 4.5–3.7 – sauerkraut, rhubarb, berries
(D) Highly acid pH 3.7 and below – pickles, citrus juices

50. A mixture of water and sodium chloride can be separated by
(A) Evaporation (B) Simple distillation
(C) Fractional distillation (D) Decantation

51. The watery part of milk separated from curd during cheese making is extensively used in
the manufacturing of
(A) Lactic acid (B) Amines (C) Protein (D) Starch

52. The element which is required in the largest amounts by the human body is
(A) Calcium (B) Zinc (C) Iodine (D) Iron

53. Typical temperatures for a range of food processing operations are indicated below.
Indicate which one of the following is a mismatch.
(A) Spray drying, Baking – 200-250 °C
(B) Extrusion cooking, UHT – 140-150 °C
(C) Canning – 110-125 °C
(D) Pasteurization, hot-air drying – 50-100 °C
Set - A 7 FT

54. Enthalpy is the heat content or energy level in a system per unit mass, and its unit is :
(A) Joules/kg (B) Joules/kg °C
(C) W/m °C (D) None of the above

55. A technique for separating proteins and nucleic acids on the basis of charge and
molecular size is known as
(A) Chromatography (B) SE-HPLC
(C) RP-HPLC (D) Electrophoresis

56. An analytical procedure where the weight of a food constituent is measured after suitable
treatments is called
(A) Gravimetric analysis (B) Titrimetric analysis
(C) Physical analysis (D) Volumetric procedure

57. Protein can be assessed in foods by several methods. Which one of the following method
is not used for protein estimation ?
(A) Kjeldahl method (B) Formol titration
(C) Thermal combustion method (D) Soxhlet method

58. Which of the following organism play important role in the production of pickles ?
(A) Distiller yeast (B) S. cerevisiae
(C) Lactobacillus plantarum (D) Azatobacter

59. India ranks first in the world for annual production of
(A) Milk (B) Cereal grains
(C) Rabbit Meat (D) Vegetables & fruits

60. Khoa is prepared by continuous boiling of milk until desired concentration is achieved.
The total solids in khoa is
(A) 95 - 92 percent (B) 85 - 82 percent
(C) 75 - 78 percent (D) 65 - 72 percent

61. Which one of the following compounds provides food to yeast ?
(A) Ammonium chloride (B) Diastase
(C) Zymase (D) Ammonium sulphate

62. In case of jelly the phenomenon of spontaneous exudation of fluid from a gel is called
(A) Cloudy jelly (B) Foggy jelly
(C) Weeping jelly (D) Synegy jelly

Set - A 8 FT

63. Tomatoes are processed into a variety of products such as tomato juice, puree, paste and
ketchup. These products should have minimum prescribed total/tomato solid. Which of
the following product has incorrect percentage of solids.
(A) Tomato paste should have not less than 25 percent of tomato solids
(B) Tomato ketchup contains not less than 12 percent tomato solids
(C) Tomato puree contains not less than 20 percent tomato solids
(D) Tomato juice should have a total solids content of 5.66 percent

64. Vinegar is a fermented product, which contains varying amounts of fruit acids, colouring
matter, salts and a few other fermentation products those impart a characteristics flour
and aroma to the product. It should contain at least
(A) 6 percent acetic acid (B) 8 percent acetic acid
(C) 10 percent acetic acid (D) 4 percent acetic acid

65. Which of the following is incorrectly matched ?
(A) Thermal capacity – calorie/°C
(B) Latent heat – calorie/gm
(C) Heat – Joule
(D) Specific heat – calorie/gm/°C

66. For a gram of water to change into gas, 540 calories is required. This energy
requirement is called
(A) Heat of solidification (B) Heat of vaporization
(C) Heat of fusion (D) Heat of evaporation

67. Which of the following is incorrectly matched ?
(A) Ascorbic acid – antioxidant
(B) Benzoic acid – preservative
(C) Monosodium glutamate – anticaking agent
(D) BHQ – antioxidant

68. Which of the following term is incorrectly defined ?
(A) TSS is the amount of sugars and water soluble substances present in fruit and
vegetables
(B) De-tartarisation is the elimination of sodium bi-tartrate from fruit beverages
(C) Pasteurization is the process of heat treatment used to reduce the total microflora,
especially pathogenic bacteria
(D) Decanter is the process of removal of suspended material from fruit juice
Set - A 9 FT

69. Jam is a product with reasonably thick consistency, firm enough to hold the fruit tissues
in position and is made by boiling fruit pulp with sufficient sugar. It contains 0.5-0.6 %
acid and invert sugar in it should not be more than
(A) 40 percent (B) 35 percent (C) 25 percent (D) 10 percent

70. The finishing or end point of jam can be determined by the following methods, except
(A) Drop test (B) Jel test (C) Sheet test (D) Refractometer test

71. Which of the following fruit product has incorrect TSS in accordance with FPO
specifications ?
(A) Fruit jam 68 % TSS (minimum)
(B) Fruit jelly 65 % TSS (minimum)
(C) Marmalade 68 % TSS (minimum)
(D) Fruit preserve 68 % TSS (minimum)

72. In milk processing the lower-temperature longer-time process operating at 63 °C for
30 min causes greater changes to flavour and slightly greater loss of vitamins than HTST
method where milk is processed at
(A) 72 °C for 15 s (B) 90 °C for 0.1 s
(C) 90 °C for 0.01 s (D) 90°C for 1 s

73. The process of drying in which ice is directly converted into vapours is known as
(A) Cabinet drying (B) Sun drying
(C) Sublimation (D) Tunnel drying

74. Which of the following statements correctly describes HACCP ?
(A) Hazard analysis and quality control point.
(B) Hazard analysis and critical control point.
(C) Hazard assessment and quality control point.
(D) Hazard assessment and critical control point.

75. In wheat dough, the starch is converted into sugar by the action of
(A) Amylase (B) Protease (C) Lipase (D) Zymase

76. Which of the following is incorrectly matched for measuring the tenderness of food
items ?
(A) Pastry – Shortometer
(B) Bread – Compressimeter
(C) Apple – Texture analyzer
(D) Grape Jelly – Masticometer

Set - A 10 FT

77. Night blindness is the problem faced by millions of people all over the world. It is caused
by Vitamin A deficiency. Which of the following is true for Vitamin A ?
(A) Vitamin A is synthesized by using beta-carotene, a chemical present in many
yellow fruits and vegetables.
(B) It is needed for our cardiovascular well-being
(C) It maintains healthy immune system
(D) All of the above

78. Which of the following is not an essential amino acid ?
(A) Cystine (B) Isoleucine (C) Lysine (D) Valine

79. The liquid separated in the process of milk coagulation by application of either rennet or
acid to precipitate casein is called
(A) Wash liquid (B) Affluent liquid
(C) Whey (D) Creamy fluid

80. Moisture content is often specified in compositional standards. Which of the following
product is incorrectly matched for moisture or solid contents ?
(A) Biscuits - 40 percent moisture
(B) Raisins - 18 percent moisture
(C) Bread - 20 percent moisture
(D) Honey - 17 percent moisture

81. Invert sugar syrup is basically an equimolecular combination of Glucose and Fructose,
which is sweeter than sucrose by
(A) about 1.3 times (B) about 2.5 times
(C) about 2.0 times (D) about 1.7 times

82. About two percent of world population shows allergy called celiac disease to wheat grain
protein. Which of the following is that protein ?
(A) Globulin (B) Gliadin (C) Gluten (D) Albumin

83. Which of the following statement with respect to vitamin stability in foods is incorrect ?
(A) Vitamin A is normally not affected by heat processing but it is destroyed by UV
rays and air.
(B) Vitamin C is unstable to heat but destroyed by acids
(C) Vitamin D is increased in ultraviolet radiation
(D) B complex Vitamins are more heat stable

Set - A 11 FT

84. Enzymes and other additives are used as processing aids. Rennet is used in one of
following the food products :
(A) Wine making (B) Cheese manufacture
(C) Yogurt making (D) Butter manufacture

85. The milling process results in some loss of food value. The refinement of cereal grains
result in the loss of vitamin
(A) K (B) E (C) B (D) C

86. The food constituents undergo changes on processing. Milk fat in butter should be
(A) not less than 80% (B) 65%
(C) 75% (D) not less than 90%

87. The food constituents provide us energy to work. The principal sources of food energy
are
(A) fats and protein (B) proteins and carbohydrates
(C) carbohydrates and fats (D) vitamins and carbohydrates

88. Many diet related disorders occur in human beings. Kwashiorkor is a disease related to
(A) Fatty acid deficiency (B) Vitamin deficiency
(C) Food energy deficiency (D) Protein deficiency

89. Food poisoning occurs due to inadequate processing or poor handling of processed food
articles. The most dangerous food poisoning organism is
(A) Salmonella spp. (B) Clostridium perfringeus
(C) Staphylococcus aureus (D) Clostridium botulinum

90. Raw agricultural commodities are processed for certain advantages. Food preservation
has the principal aim of suppressing
(A) Enzymatic changes (B) Nutritional changes
(C) Microbial changes (D) All the above

91. Parboiling is used in the Asian countries for grain processing. Parboiling technique is
generally applied to
(A) Rice (B) Wheat (C) Maize (D) Millets

92. Which of the following is correctly matched ?
(A) ISO 9001 - deals with product development & manufacturing
(B) ISO 9002 - companies doing only manufacturing
(C) ISO 9004 - deals with quality management and system
(D) All the above

Set - A 12 FT

93. The designer foods refers to
(A) Food with increased levels of health promoting substances
(B) Foods those are contained in well-designed packaging materials for consumer
acceptance
(C) Foods those are raised by organic farming
(D) None of the above

94. Which of the following is not true in relation to fats ?
(A) Animal fats tend to have less unsaturation and are therefore harder fats
(B) Coconut and palm kernel oil have short to medium chain saturated fatty acids
causing these to be solid at room temperature
(C) Fats are a concern because they have a high caloric density of 7 cal/g
(D) Fats are a medium of heat transfer and are used to thermally process number of
food products.

95. A wet food product contains 70% water. After drying, it is found that 80% of original
water has been removed. How much mass of water is removed per kilogram of wet food ?
(A) 0.56 kg (B) 0.60 kg (C) 0.66 kg (D) 0.76 kg

96. The moisture content of a food product is 50% (wet basis). What would be the moisture
content on dry basis ?
(A) 100% (B) 50% (C) 60% (D) 45%

97. Test weight of rice grain is an important parameter of milling quality of rice. Which one
of the following is the correct range for full kernel weight of rice ?
(A) 15-29 mg (B) 30-39 mg (C) 40-49 mg (D) 59-69 mg

98. Fruit nectars are produced from fruit slurries or whole fruits by homogenization in the
presence of sugar, water and citric acid/ascorbic acid. The fruit contents in nectars should
be
(A) 25-50% (B) 15-25%
(C) More than 50% (D) 65%

99. True density of grains is calculated by fluid displacement method using
(A) Rheometer (B) Viscometer (C) Pycnometer (D) Declinometer

100. As per PFA definition, the ice-cream should contain
(A) Not less than 40 percent TS
(B) Not less than 36 percent TS
(C) Not less than 46 percent TS
(D) Not less than 56 percent TS

101. Food Safety and Standards Authority of India has been established to regulate food
processing industries. It has
(A) Eleven members including chairman
(B) Nine members including chairman
(C) Seven members including chairman
(D) Five members including chairman
Set - A 13 FT

102. Colour of a food product can be measured by following techniques/instrument :
(A) Hunter lab colour meter (B) Spectrophotometer
(C) Tintometer (D) All the above

103. Malting process allows malt amylase and proteinases to degrade starch and protein to
(A) glucose and peptone as well as peptides
(B) glucose and amino acids
(C) maltose and peptone as well as peptides
(D) maltose and amino acids

104. Which one of the following is a water-soluble pigment ?
(A) Anthrocyanin (B) Chlorophylls (C) Phycocyanin (D) Carotene

105. There are several ways of arriving at the standards for product quality but four methods
are commonly used which are given below, except
(A) Company or voluntary standards (B) Legal standards
(C) Guided standards (D) Industry standards

106. How many high molecular weights subunits are contained in a single wheat cultivar ?
(A) 1-2 HMW-GS (B) 3-5 HMW-GS
(C) 2-6 HMW-GS (D) 4-5 HMW-GS

107. Wheat gluten proteins are classified into gluten forming and non-gluten forming proteins.
The average percentage of gluten forming proteins in bread wheat cultivars is
(A) 40 percent (B) 50 percent (C) 60 percent (D) 80 percent

108. Water activity of some food is given below. Which one is mismatched ?
(A) Condensed milk - 0.80 aw
(B) Jam - 0.75 aw
(C) Biscuits - 0.30 aw
(D) Bread - 0.70 aw

109. Sulfur dioxide is a food preservative that has following characteristics, except
(A) Effective at various pH conditions
(B) Its mechanism of activity is unknown
(C) Used in dried fruits, wine, lemon juice, fruit juices
(D) Active against bacteria but not active against fungi

110. Falling number value is linked to amylase activity in wheat flour. Which of the following
falling number value is recommended in flour for bread making ?
(A) 500 sec (B) 400 sec (C) 600 sec (D) 250 sec

Set - A 14 FT

111. The viscoelasticity of wheat gluten is linked to which of the following HMW-GS ?
(A) 2+12 (B) 20 (C) 7+8 (D) 5+10

112. Name fungi used for cheese making
(A) Penicillium camemberti (B) Penicillium gaualum
(C) Penicillium notatum (D) Penicillium chrysogenum

113. Food preservation has the principal aim of suppressing
(A) Microbial changes (B) Enzymatic changes
(C) Nutritional changes (D) All the above

114. Much of the niacin in corn is in a bound form and this led to a disorder in population
where corn is the staple food. This niacin deficiency is known
(A) Jaundice (B) NTD (C) Rickets (D) Pellagra

115. Folic acid is a/an
(A) B vitamin (B) Amino acid (C) Fatty acid (D) Mineral

116. Which one is incorrectly matched ?
(A) Vitamin C - Scurvy
(B) Thiamin - Beriberi
(C) Protein - Kwashiorkor
(D) Vitamin D - Marasmus

117. Which of the following is matched incorrectly ?
(A) Retort Pouch - flexible packaging material
(B) Hedonic scale - food testing
(C) RDA - recommended dietary allowances
(D) Flavor - a blend of taste and smell

118. Some vitamins also act as antioxidants. Identify such vitamins from the choices given
below:
(A) Vitamin C and E (B) Vitamin A and B2
(C) Vitamin D and K (D) Vitamin B-compex

119. Vitamin A is present in
(A) Green vegetables (B) Milk
(C) Liver (D) All the above

120. The common term used for water-soluble protein
(A) Zein (B) Albumin
(C) Conjugated proteins (D) Gluten
___________

Set - A 15 FT

SPACE FOR ROUGH WORK

Set - A 16 FT