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100+ Free UPMSP Class 12 Food & Fruit Preservation — Code 202 Practice Questions

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Key Facts: UPMSP Class 12 Food & Fruit Preservation — Code 202 Exam

Code 202

Official UPMSP Vocational Subject Code

UPMSP Intermediate Vocational Syllabus

60 / 40

Written Theory Marks / Practical & Viva Assessment

UPMSP Board Regulations

68% / 65%

Minimum TSS (°Brix) for Jams vs Jellies

FSSAI & UPMSP Curriculum Standards

100

Curated practice questions in this bank

OpenExamPrep

33%

Minimum passing requirement

UP Board Passing Criteria

Master UPMSP Class 12 Food & Fruit Preservation (Code 202) with 100 practice questions covering preservation principles, canning, dehydration, jams, jellies, pickles, microbiology, and FSSAI standards.

Sample UPMSP Class 12 Food & Fruit Preservation — Code 202 Practice Questions

Try these sample questions to test your UPMSP Class 12 Food & Fruit Preservation — Code 202 exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1Which chemical preservative is recommended for preserving light-colored fruit juices such as apple, guava, and mango, but avoided in dark-colored juices like jamun and pomegranate?
A.Potassium Metabisulphite (KMS)
B.Sodium Benzoate
C.Sodium Chloride
D.Acetic Acid
Explanation: Potassium Metabisulphite (KMS) releases sulfur dioxide (SO2) when added to fruit juices, which effectively kills yeasts, molds, and bacteria. However, SO2 acts as a bleaching agent that destroys anthocyanin pigments, so it cannot be used in dark-colored juices like jamun, plum, or pomegranate.
2According to FSSAI standards and UPMSP curriculum, what is the minimum percentage of Total Soluble Solids (°Brix) required in fruit Jam?
A.68%
B.65%
C.55%
D.45%
Explanation: Under the FSS (Food Products Standards and Food Additives) Regulations, the total soluble solids content of jam must be not less than 65% by mass. This high sugar concentration raises osmotic pressure, lowers water activity and so prevents microbial growth.
3Which preservative is chosen for dark-colored juices because it does not bleach natural anthocyanin fruit pigments?
A.Sodium Benzoate
B.Potassium Metabisulphite
C.Calcium Propionate
D.Sorbic Acid
Explanation: Sodium Benzoate dissociates into benzoic acid in acidic fruit juices. Benzoic acid inhibits yeasts and molds without bleaching natural red, purple, or blue anthocyanin pigments found in dark fruits.
4What active antimicrobial gas is liberated when Potassium Metabisulphite dissolves in fruit juice containing organic acids?
A.Sulfur Dioxide (SO2)
B.Carbon Dioxide (CO2)
C.Nitrogen Dioxide (NO2)
D.Hydrogen Sulfide (H2S)
Explanation: When Potassium Metabisulphite (K2S2O5) reacts with organic fruit acids like citric or tartaric acid, it liberates sulfur dioxide gas (SO2). Sulfur dioxide forms sulfurous acid (H2SO3), which penetrates microbial cells and inactivates essential respiratory enzymes.
5Which thermal processing technique heats fruit juice to temperatures below 100°C to destroy heat-sensitive pathogenic bacteria without sterilizing the product?
A.Pasteurization
B.Sterilization
C.Autoclaving
D.Tyndallization
Explanation: Pasteurization is a mild heat treatment (typically 63°C for 30 minutes or 71.5°C for 15 seconds, or fruit juice pasteurization at ~85°C for 1 minute) that kills vegetative pathogenic microorganisms and inactivates enzymes while preserving flavor.
6What is the standard processing temperature range inside a pressure retort/autoclave used for canning non-acidic vegetables like green peas and spinach?
A.115°C to 121°C
B.80°C to 85°C
C.90°C to 95°C
D.100°C to 105°C
Explanation: Non-acidic vegetables (pH > 4.5) support the growth and spore germination of Clostridium botulinum. Destroying these resistant endospores requires pressure processing at 115°C to 121°C (10 to 15 psi steam pressure).
7Which optical instrument measures the light refraction through a sugar solution to determine the Total Soluble Solids (°Brix) of fruit juices?
A.Hand Refractometer
B.Hydrometer
C.Jelmeter
D.Colorimeter
Explanation: A hand refractometer measures the refractive index of a liquid drop, which correlates directly with the percentage of dissolved solids (°Brix) in sugar syrups, fruit pulps, jams, and jellies.
8What is the primary purpose of the 'exhausting' step in the commercial canning process of fruits and vegetables?
A.To expel air and dissolved oxygen from the container before sealing
B.To sterilize the outer tin surface
C.To cook the fruit pulp completely
D.To add sugar syrup under high pressure
Explanation: Exhausting involves heating filled, unsealed cans to drive out trapped air and dissolved oxygen. Removing oxygen prevents internal tinplate corrosion, preserves vitamin C, and creates a vacuum inside the sealed can after cooling.
9What center temperature should cans reach inside an exhaust box before double seaming/sealing?
A.77°C to 82°C
B.50°C to 55°C
C.100°C to 105°C
D.121°C to 125°C
Explanation: During exhausting, steam or hot water heats the can contents so that the center temperature of the can reaches 77°C to 82°C (170°F to 180°F) immediately prior to hermetic sealing.
10What is the standard recommended headspace maintained between the top of the food level and the can lid during canning?
A.0.6 cm to 1.2 cm (1/4 to 1/2 inch)
B.2.5 cm to 3.0 cm (1 inch)
C.0.1 cm to 0.2 cm (1/16 inch)
D.No headspace should be left
Explanation: A headspace of 0.6 cm to 1.2 cm (1/4 to 1/2 inch) allows for thermal expansion of food and liquid during processing without straining the double seam, while leaving enough space for vacuum formation.

About the UPMSP Class 12 Food & Fruit Preservation — Code 202 Exam

The Uttar Pradesh UPMSP Intermediate (Class 12) Food and Fruit Preservation (Code 202) exam evaluates students on scientific and practical principles of horticultural crop preservation. Topics include thermal processing, commercial canning, food dehydration and spray drying, pectin-sugar-acid gelation in jams and jellies, pickles and fruit beverages, food microbiology and spoilage kinetics, plant hygiene, and FSSAI/HACCP regulatory standards. This 100-question practice set offers comprehensive coverage aligned with the UPMSP vocational syllabus.

Assessment

100 multiple-choice practice questions structured as an English-language study adaptation for UPMSP Class 12 Intermediate Food and Fruit Preservation (Code 202). The official UPMSP board examination comprises a written theory examination (60 marks) and a practical/viva assessment (40 marks).

Time Limit

3 hours (180 minutes)

Passing Score

33% aggregate across written theory and practical assessments

Exam Fee

₹600.75 for institutional (regular) Intermediate candidates in the vocational class and ₹806 for private candidates for the 2026 examination. UPMSP charges one registration fee per candidate, not per trade paper. (Uttar Pradesh Madhyamik Shiksha Parishad (UPMSP))

UPMSP Class 12 Food & Fruit Preservation — Code 202 Exam Content Outline

18%

Principles of Food Preservation

Fundamental causes of food spoilage, thermal processing methods (pasteurization, sterilization, blanching, autoclaving), low-temperature preservation, chemical preservatives (KMS, Sodium Benzoate), osmotic pressure preservation, fermentation, and acidity control.

18%

Canning & Bottling of Fruits and Vegetables

Sequential steps in commercial canning, syrup and brine preparation, exhausting box operation, headspace maintenance, double seaming, lacquering of tinplate cans (acid-resistant and sulphur-resistant), thermal processing, and post-process cooling.

16%

Drying & Dehydration Techniques

Principles of sun drying versus artificial dehydration, cabinet and tunnel dryers, spray drying, freeze drying (lyophilization), water activity (a_w) limits, equilibrium moisture content, case hardening defect, pre-drying blanching, and rehydration ratio.

20%

Jam, Jelly, Marmalade, Pickle & Beverage Making

Standard formulations and endpoints for jam, jelly (pectin-acid-sugar gel balance, alcohol and Jelmeter test, sheet test), citrus marmalade (peel shred preparation), fruit preserves, fermented/unfermented pickles (salt, oil, acetic acid preservation), squashes, cordials, and fruit bars.

14%

Food Microbiology, Hygiene & Sanitation

Major food spoilage microorganisms (bacteria, yeasts, molds), foodborne pathogens, thermal death kinetic parameters (D-value, Z-value, F-value, TDT), canning spoilage types (flat sour, hard swell, hydrogen swell), plant hygiene, Cleaning in Place (CIP), and personal sanitation.

14%

Packaging Materials & Quality Standards (FSSAI)

Transition from Fruit Products Order (FPO 1955) to FSSAI (FSSA 2006), Agmark quality certification, ISO 22000 and 7 HACCP principles, food labeling compliance, glass, tinplate, flexible laminates, Tetra Pak packaging, and Modified Atmosphere Packaging (MAP).

How to Pass the UPMSP Class 12 Food & Fruit Preservation — Code 202 Exam

What You Need to Know

  • Passing score: 33% aggregate across written theory and practical assessments
  • Assessment: 100 multiple-choice practice questions structured as an English-language study adaptation for UPMSP Class 12 Intermediate Food and Fruit Preservation (Code 202). The official UPMSP board examination comprises a written theory examination (60 marks) and a practical/viva assessment (40 marks).
  • Time limit: 3 hours (180 minutes)
  • Exam fee: ₹600.75 for institutional (regular) Intermediate candidates in the vocational class and ₹806 for private candidates for the 2026 examination. UPMSP charges one registration fee per candidate, not per trade paper.

Keys to Passing

  • Complete 500+ practice questions
  • Score 80%+ consistently before scheduling
  • Focus on highest-weighted sections
  • Use our AI tutor for tough concepts

UPMSP Class 12 Food & Fruit Preservation — Code 202 Study Tips from Top Performers

1Memorize the distinct application rules for KMS (SO2 releases, bleached by anthocyanins, used in pale juices) versus Sodium Benzoate (used in dark/colored juices containing anthocyanin pigments).
2Understand the exact sequence of canning steps: Selection -> Washing -> Peeling -> Blanching -> Packing -> Syruping/Brining -> Exhausting (77-82°C) -> Sealing -> Processing -> Cooling (38-40°C).
3Master the pectin-sugar-acid gelation mechanism: 0.5-1.0% pectin, 65% sugar, pH 3.2 (or ~0.5-1.0% acid), and boiling to 105°C (65° Brix).
4Differentiate canning defects: Flat sour (Bacillus stearothermophilus, acid production without gas), Hard swell (Clostridium thermosaccharolyticum, high gas production), and Hydrogen swell (acid reaction with tinplate releasing H2 gas).
5Review thermal processing kinetics: D-value (90% reduction time), Z-value (temperature change needed to alter D-value by a factor of 10), and F-value (equivalent processing time at 121.1°C).
6Study FSSAI labeling mandates, including the mandatory green dot symbol for vegetarian products, brown dot symbol for non-vegetarian products, FSSAI 14-digit license number, and Net Quantity declaration.

Frequently Asked Questions

What is UPMSP Class 12 Food and Fruit Preservation (Code 202)?

It is a vocational trade subject under the Uttar Pradesh Madhyamik Shiksha Parishad (UPMSP) Intermediate curriculum designed to educate Class 12 students on horticultural post-harvest management, food processing, fruit preservation techniques, food microbiology, and industrial quality control.

What chemical preservatives are approved for fruit products under FSSAI standards?

The two primary chemical preservatives studied in UPMSP Code 202 are Potassium Metabisulphite (KMS, yielding sulfur dioxide SO2, used for light-colored juices like apple, mango, and guava) and Sodium Benzoate (yielding benzoic acid, used for colored juices like jamun, pomegranate, and grape).

What is the difference between Acid-Resistant and Sulphur-Resistant lacquer in food cans?

Acid-Resistant (R-enamel) lacquer protects tinplate from organic acids in acidic fruits like peaches and cherries, preventing pinholing and tin dissolution. Sulphur-Resistant (C-enamel) lacquer contains zinc oxide to prevent black iron sulphide (FeS) staining caused by sulfur-rich non-acidic foods like peas, corn, and meat.

How is the endpoint of jelly boiling determined during practical preparation?

The endpoint of jelly is reached when total soluble solids (TSS) reach 65° Brix on a refractometer, the boiling temperature reaches 105°C (221°F) at sea level, or when the mixture forms wide, flat sheets flaking off a cold spoon (the sheet or flake test).

What role does water activity (a_w) play in preventing microbial food spoilage?

Water activity (a_w) measures available unbound water in food. Most pathogenic and spoilage bacteria require an a_w above 0.91, yeasts above 0.88, and molds above 0.80. Food products dried below an a_w of 0.60 are microbiologically stable against microbial growth.