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Vet > Meat Packing > Flashcards

Meat Packing Flashcards

1
Q

Most commonly and cheapest overwrap material used ….of …gauge

A

LDP
Low density polyethylene
100

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2
Q

Cellophane coated with … Is used for packing irregular shaped cuts, cellophane coated with nitrocellulose; are used in … Packing method

A

Overwrap
Meat comes in contact with non coated area

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3
Q

Highly plasticised pvc film, nylon 6/11 are used in

A

Overwrap

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4
Q

Thermoplastic Materials used in overwrap are

A

LDPE
rubber hydrochloride
Nylon 6/11
Plasticised pvc film
Cellophane coated with nitrocellulose/ polyethylene

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5
Q

Thermoplastic film and tray made of ../ …is used in. Tray ocerwrap, which can store meat fresh for …days at … °C and retain colur for … Days

A

Polyster/ plastic transparent tray
10days
0°C
5 days

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6
Q

… Method stores meat for 10 days and retains colour for 5 days at 0°C

A

Trap with overwrap

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7
Q

… Method stores meat for 10 days and retains colour for 5 days at 0°C

A

Trap with overwrap

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8
Q

Provision for absorbent cotton is there in

A

Tray with overwrap

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9
Q

Skin fit or contour fit is seen in cryovac and…

A

Shrink film

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10
Q

Large uneven cuts and frozen carcas quarter can be packed in

A

Shrink wrap

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11
Q

Shrink film materials are biaxially streached at room temp and shrinks when hot air or water employed. Shrink film materials are … And …

A

Heat shrinkable poly propylene
Irradiated polythene/ PVDC poly vinylidene chloride

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12
Q

Laminated bag packing in vacuum type is done under … Temp and pH

A

2-4°C
5.5-5.8pH

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13
Q

Vacuum packing used low oxygen permeable films or laminants

A

False
Gas impermeable

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14
Q

….is used for long term storage of primal and subprimal cuts and for overseas transport

A

Vacuum packing

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15
Q

In …drip loss is reduced

A

Cryovac

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16
Q

… Method is not suitable for lamb and pork due to … And … respectively.
Has a shelf life of …weeks under ..°C and a max of ..months if have good microbiological condition

A

Vacuum
Low pH & high fat

8-10 weeks @ 0°C
3 months

17
Q

Cryovac packing is stored at …temp

A

-18 to 1°C

18
Q

Typucal laminants used in vacuum packing are

A

Polythene
Polyster
Al foil
Pe polystr
Pe polyamide
PVDC

19
Q

In cryovac packing film used has ….no/low/high permeability to oxygen

A

Low

20
Q

Double chambered machine is associated with…

A

Cryovac vacuum packing

21
Q

Cryovac double chambered machine process;
Low vacuum generated in large chamber to prevent air pocket formation
High vaccum in small chamber
When max vacuum in both, automatic clipper and shrink tunnel

A

True

22
Q

MAP can retain flavour,weight and colour

A

True

23
Q

An CO2 conc of … Is required to inhibit microbial growth
O2 conc of … Is required to oxygenate myoglobin to retain cherry red colour

A

10-50% CO2
20-50% O2

24
Q

Beef and buffalo meat need more CO2 due to higher risk of contamination compared to lamb

A

False
Higher O2 to retain colour

25
Q

Pork need … More/ less oxygen due to…

A

Less
Prevent fat oxidation

26
Q

Using …to balance gas mixture in MAP increased the cost of packing

A

Nitrogen

27
Q

Gas composition (O, CO2, N)
Mutton
Pork
Poultry

A

Mutton: 70. 20. 10
Pork: 10. 70. 20
Poultry: - 50. 50

28
Q

Experiments shows that using a gas composition with …% CO2 and O2 gives a shelf life …times more than using ordinary air at 0°C

A

19%
2x

29
Q

Using 10% carbon dioxude and oxygen can extend the shelf life for …days in map

A

60-70 days

30
Q

1.Through MAP, surface decomposition can be reduced but deep seated spoilage can’t be avoided
2. MAP can affect yeast, mold and aerobic bac, may or may not affect facultative anaerobs and LAB and anaerobic bac are unaffected

A

True

31
Q

RFP or retortable flexible pouch has … Layers namely
1… Which provides….
2. Which acts as barrier against heat, gas, light
3 …heat sealability and food contact

A

Polyster - strength and printability
2. Al foil
3. Poly olefin

32
Q

RFP has advantagmges over metallic cans like
Light weight
Heat sterilizability
Lower cooking time
No need of refrigeration temp

A

True

33
Q

… Are used for cooked and RTE foods that replaced metallic cans

A

Retortable flexible pouches

Vet (3 decks)

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