Exam Details

Subject food science
Paper
Exam / Course
Department
Organization Kerala Public Service Commission
Position lecturer
Exam Date 09, August, 2015
City, State kerala,


Question Paper

165/2015
1. Identify the sugar with free aldehyde or ketone group:
Glucose Sucrose Pectin Cellulose
2. The brown colour of bread crust is due to

Caramelization Maillard's browning


Enzymatic browning Strecker reaction


3. Among the following fatty acids, which group is known as essential fatty acids?

11 -Octadecadienoic and 11, 13 -Octadecatrienoic


12 -Octadecadienoic and 12, 15 -Octadecatrienoic


9 -Octadecenoic and 11 -Octadecadienoic


11 -Octadecadienoic and 9 -Eicosenoic


4. Match the following items in Group I and Group II in relation to nutritional requirement of
human body:
Group I Group II


Calcium and Phosphorous Elements not needed in diet


Vitamin D Promotes absorption of iron


Manganese and Chromium Elements that are required in small quantities


Vitamin K Promotes absorption of Calcium


Essential for normal clotting of blood


Elements that are required in large quantities


















5. Saponification value of a fat allows to compare:

degree of unsaturation of fatty acids


number of phosphate groups in a molecule


average chain length of fatty acids


number of hydroxyl groups present


6. Which of the following helps in transport of lipids in the body?
Myoglobin Keratin Albumin Lipoprotein
A 3
IP.T.O.)
7. The shape of haemoglobin is
spherical elongated rectangular coiled
8. The function of vitamin B -Complex is as
Enzyme Antioxidant Coagulant Co-enzyme
9. The bond angle for a water molecule is
W 75° 105° 135°
10. Which of the following groups requires the highest recommended daily intake of iron?

Girls aged 4 years Women aged 55 -77 years


Girls aged 7 -11 years Women aged 18 -35 years


11. A person has normal vision in bright conditions but cannot see clearly in dim light. Which of the following vegetables is most effective in helping him to overcome the problem?
Broad bean Potato Spinach Green pepper
12. Richest source of iron is
Papaya Mango Pomegranate Dry karonda
13. Hot break system is followed in tomato processing to deactivate:

Pectinase Pectic Methyl Esterase


Protopectinase Polygalctouronase


14. Which of the following is a climacteric fruit
Mango Grapes Litchi Citrus
15. The green colour of green vegetables is lost during heating due to the production of
Carotenoids Chlorophylls Pheophytins Flavenoids
16. Nonenzymatic browning in fruits is reduced by

502 treatment Vacuum treatment


Osmotic dehydration All of these


17. Which of the following has the highest alcohol content?
Beer Wine Cider Whisky
165/2015 4 A

18. The coffee that may reduce insomnia effect is

Instant coffee Decaffeinated coffee


Regular coffee All of these


19. The green tea processing does not involve:

Steaming of tea leaves Rolling of leaves


Fermentation of leaves Drying the leaves


20. Dutching of cocoa liquor is done to

Reduce acidity Increase acidity


Decrease solubility Decrease alkalinity


21. Homogenization of milk results in

Decrease in number of fat globules


Increase in whiteness of milk


Decrease in temperature of milk


All of the above


22. The purpose of cheddaring during cheese production is to

To squeeze whey from curd To cut the curd into cubes


To add enzymes All of the above


23. Which of the following is not an operation during ice cream production?
Pasteurization Ageing Ripening Freezing
24. Which of the following is not a muscle protein
Myosin Collagen Elastin Albumin
25. Match the following items in Group I and Group II Group I Group II

Beef Common salmonella infection


Poultry meat Evisceration


Fish (iii) Rigor mortis


Eggs Its fat is an excellent source of vitamin A




(iii)











A 5 165/2015 {P.T.O.)
26. Smoking of meat is carried out at about:
57°C 77°C

27. Deposition of fat within lean muscle of meat is known as
Stunning Hoisting Tenderizing Marbling
28. Which of the following is not used for artificial tenderization of meat?

Salt Sugar


Enzymes Electrical stimulation


29. The bright cherry red colour of cut meat is due to
Oxymyoglobin Metrnyoglobin Myoglobin Myoglobulin
30. Which of the following is a water in oil emulsion?
Milk Butter Cheese Cream
31. The outermost layer of most cereal grains which is rich in proteins and which is removed during nUlling is called:
Aleurone Mesocarp Germ Endosperm
32. Which of the following is not true in case of hard wheat?

It yields strong flour It gives elastic dough


is used for bread making It has lower protein content than soft wheat


33. Break rolls in wheat nUlling consists of

Smooth rollers rotating in opposite direction


Corrugated rollers rotating in opposite direction


Corrugated rollers rotating in same direction


Smooth rollers rotating in same direction


34. In comparison to Raw rice, Parboiled rice:

Is more djfficult to digest


Gives less volume of rice upon cooking


Is more enriched with vitamins and minerals


more sticky


35. Shortening added during baking is used as
Tenderizer Drier Moistener Toughner
165/2015 6 A

..

36. The protein content of legumes is about:
20-40% 50-60% 60%
37. The process of winterization in oils is performed to remove:

Wax Moisture


Organic impurities All of the above


38. Texturised vegetable protein is used as

Meat tenderizer Meat curing agent


Meat rendering agent Meat extender


39. Which one of the following micro -organisms is used in the preparation of bread?

Gndida uti/is Saccharomyces cerevisiae


Sacci -aromyces cevarum Aspergilus niger


40. In peanuts, moulds release a toxin named:

Antitrypsin AffIatoxin


Hemagglutinins All of the above


41. The term HACCP stands for:

Hygiene Associated Critical Control Point


Hazard Analysis and Critical Commercial Point


Hygienic and Aesthetic Concept of Critical Products


Hazard Analysis and Critical Control Point


42. Which of the following preservative is used for preservation of Volatile oils?
Sodium benzoate KMS Sorbic acid Alcohol
43. The term BHT stands for:

Butylated Hydroxy Toluene


Butylated Hydro Toluene


Butylated Hydroxy Tetraacetic acid


Butylated Hydroxyl Tetranisole


44. Silicates are used in food as

Thickeners Emulsifying agents


Anticaking agents Chelating agents


A 7 165/2015 {P.T.O.}
...
J
45. Match the following items in Group I and Group II
Group I Group II


CMC Bleaching agent


EDTA Thickeners


BHA Chelating agents


Benzoyl peroxide Antioxidants







(iii)





(iii)



46. Annatto is

A food flavoring agent An artificial sweetener


A food color A nutritional additive


47. The term FDA stands for:

Food and Drug Administration Food and Department of Agriculture


Food and Drug Adulteration Food and Drug Analysis


48. The code that defines requirements for acceptable sanitary operation in food plants is
HACCP PFA FPO GMP
49. The term GRAS stands for:

Generally Referred to As Safe Generally Recommended As Safe


Generally Recognized As Safe Generally Rendered As Safe


50. The controversial Delaney clause is present in

Food, drug and cosmetic act HACCP


Prevention of food adulteration act Fruit product order


51. Which one of the micro-organisms given below is not responsible for ropy fermentation of milk?

Alcaligenes viscolactis Enterobacter aercgenes


Streptococcus cremonis Streptococcus lactis


52. The primary bacterial spoilage of poultry meat at low temperature, with characteristic sliminess at outer surface, is caused by

Pseudomonas spp Aspergillus spp


Bacillus spp Candida spp


165/2015 8 A
53. The process in which foods are placed in a shielded chamber and subjected to a radiant energy source is

Pasteurization Irradiation


High Pressure processing Ohmic heating


54. What is the collective term for disease causing microorganisms
Bacteria Germs Pathogens Hosts
55. In a cold store, shrinkage of produce mainly oc=s due to

Low temperature Low humidity


High temperature High humidity


56. Which of the following is most suitable for precooling of leafy vegetables?

Hydro cooling Forced air cooling


Vacuum cooling Package icing


57. The optimum storage temperature of banana without chilling injury is about:
5°C 7°C 10°C 13°C
58. The temperature and time conditions for sterilization of food is

121°C and 15 minutes 100°C and 15 minutes


121°C and 5 minutes 100°C and 5 minutes



59. Smoking is a

Physical preservation method Chemical preservation method


Biological preservation method All of the above


60. The time at a specified temperature required to destroy 90% of microbial population is known as:

F value Z value


0 value None of the above


61. MAP stands for

Modified Atmospheric Packaging Modified Airtight Packaging


Moisture Altering Packaging None of the above


62. Hydrated lime is used as

Oxygen scrubber CO2 scrubber


Ethylene scrubber Humidifier


A 9 165/2015 {P.T.O.)
63. Which of the following is a common example of a functional food?

Iodine in salt Iron in sausages


Beta carotene in carrots Zinc in orange juice


64. Which of the following food sources may contain probiotics

Whole wheat bread Apple slices


Pulses Yoghurt


65. What is a food that has been manipulated to provide additional health benefits?

Neutraceuticals Functional foods


Phytochernicals GM foods


66. Which of the following uses high intensity electric current for food preservation?

Microwave heating Ohmic heating


Pulsed electric field processing High pressure processing


67. Which of the following is a cold pasteurization technique?

Microwave heating Ohmic heating


Pulsed electric field processing High pressure processing


68. Milk that can remain on supermarket shelves, free of microbial growth, for many years has been processed by which of the following methods?

Aseptic processing Use of humectants


Using antibiotics Sequestrants


69. What is the composition of prebiotics
Protein Fat Fibre Alcohol
70. Which of the following may produce free radicals?

Moderate exercise Fruit vegetable diet


Industrial chemicals Clean air


71. Which among the following is not a characteristic of micro-teaching?

It is a teaching technique It is a scaled down teaching endeavour


It is a training technique It is a highly individualized training technique


165/2015 10 A


72. What would you do to a student who always quarrels with others in the classroom during teaching?

You will ignore You will send him out


You will punish You will talk with him personally


73. Which of the following statement is most appropriate?

A competent teacher can help all students pass the examination


A competent teacher can create interest in the subject


A competent teacher can maintain silence in the class


A competent teacher can keep students engaged


74. The Socratic method of teaching is based on
Lecturing Discovering Questioning Analysing
75. Team teaching is

Teaching different teams in different aspects of a topic


Team of experts jointly teaching the different aspects of a topic to one group


Team of experts teaching the same topic to different groups


None of the above


76. Most appropriate feature of qualitative research is

Quality is analysed Long term process


Descriptive and indepth Researcher's personal involvement


77. Randomization is a part of

Descriptive research Experimental research


Historical research Expost facto research


78. What does the following design indicate?
0 1XOz
0 1 c04

True experimental


Quasi experimental


Same group act as both experimental and control


None of the above


A 11 165/2015 {P.T.O.}
79. Delimitation in research report refers to

Limitation of the researcher in studying the problem


Setting limits to the research problem


Defining the research problem


All the above


80. The null hypothesis is a statement that is

The same as the expected result


Necessary because we can only disprove, not prove


Stated in the negative to correspond to statistical tests


Necessary in reporting research


81. The word 'secular' was added to the Preamble of The Constitution by the Constitution (Amendment) Act.
Forty -first Forty -second Forty -third Forty -fourth
82. The composition of The Council of States shall be in accordance with Article of The Constitution of India.
79 80 81 82
83. Under Article of The Constitution, an appeal lies to The Supreme Court from any judgement, decree or final order of a High Court in India, whether in a civil, criminal or other proceedings, if the High Court certifies that the case involves a substantial question of law as to the interpretation of The Constitution.
131 131 132 134
84. In peoples' Union for Ovil Liberties v Union of Indian AIR 1997 SC 568, The Supreme Court has held that the right to Life and personal liberty under Article 21 includes

Right to privacy Right to medical care


Right to livelihood Right to shelter


85. Article of The Constitution empowers the President of India to establish an Inter-state Council.
258 260 263 264
86. There shall be no to give any citizen, information which has been expressly forbidden to be published by any court or tribunal, as per of The Right to Information Act 2005.
Section Section Section Section
165/2015 12 A
87. Under Section of The Protection of Children against Sexual Offences Act 2012, the statement of the child shall be recorded within a period of days of the Special Court taking cognizance of the Offence.
Fifteen Thirty Forty five Sixty
88. Under Section of The National Food Security Act 2013, every person belonging to priority households shall be entitled to receive kilograms of food grains per person per month at subsidized prices from the State Government under the targeted PDS.

Two and a half Five


Seven and a half Ten


89. Under Section of The Sexual Harassment of Women at Workplace (prevention, Prohibition and Redressal) Act 2013, the aggrieved Woman should make a complaint within from the date of incident.

Twenty four hours Forty eight hours


One month Three months


90. Under Section of The Maintenance and Welfare of Parents and Senior Citizens Act 2007, the Maximum maintenance allowance to be ordered by the Tribunal shall not exceed Rupees per month.
Five thousand Six thousand Eight thousand Ten thousand
91. The head quarter of IAEA is
New York Vienna Belgium Washington
92. The autobiography of G. Sankarakurop

Ormayude olangal Odakuzhal


Oro desathinte katha Ente samaram


93. The last Bharath Rathna Award Winner along with Sachin Tendulkar

A.P.J. Abdul Kalam K. Radhakrishnan


K. Madhavan Nair C.N.R. Rao


94. The first lady's publication in Kerala for the ladies:
Rajyasamachar Indulekha Kunthalatha Sarada
95. Jhansi Rani of Travancore

Kaumudi teacher A.V. Kuttimalu Amma


Akkamma cheriyan Mayilamma


A 13 165/2015
[P.T.a.}
96. What is the pen name of Swadesabhimani Ramakrishna Pilla:
Abhimani
Keralan Uroob Kovilan
97. The founder of 'Facebook'
Gimmy Wales

Winton Serf


Mark Zuckerberg Lary Page


98. The first muslim lady from Uttar Pradesh who took part in the freedom struggle of India:

Begum Hazrath mahal Be Amrna


Muhzeena Kidwai Sultana Razia


99. The man who defeated Viswanath Anand and broke his five years world chess championship record:
Karl Louis

Magnes Karlson


Shikkaru Nakkamura Korobo


100. The first malayalee woman placed in the Indian Postal Stamp:

Akkamma Cheriyan Suseela Gopalan


Sr. Alphonsamma Mayilamma


0
A
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165/2015


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