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ICAR AIEEA-PG / PGS Traditional, Ethnic & Indigenous Foods Technology: practice questions

ICAR AIEEA-PG / PGS — Code 18 Food Science Technology · India · ICAR through the National Testing Agency

Original practice questions written to the published syllabus · not past papers
10worked here, free
90written to this exam in this subject
11syllabus units

What this subject covers

The science of traditional foods worldwide — fermented staples, street foods, sweets and snacks — and how they are standardised, scaled up, made safe and given shelf life without losing identity; plus convenience and ready-to-eat meals.

In the exams: ICAR AIEEA-PG Code 18 Unit III (indigenous foods; fast, readymade and fashion foods); GATE XE-G Section 2 (idli, dosa, soya sauce)

What ICAR AIEEA-PG / PGS asks from it

ICAR AIEEA-PG / PGS — Code 18 Food Science Technology

Unit III names indigenous foods and fast, ready-made and fashion foods. Expect MCQs on traditional fermented foods and their organisms, nixtamalisation and other traditional processes, standardisation and mechanisation of traditional products, hurdle technology, retort pouch and ready-to-eat foods, military and space foods, and geographical indications.

Where the 90 questions fall

How our questions for ICAR AIEEA-PG / PGS spread across the units of Traditional, Ethnic & Indigenous Foods Technology. Difficulty: 19 easy, 59 medium, 12 hard.

Traditional fermented foods of Asia, Africa and Latin America12
Traditional cereal and legume products9
Street foods: safety and improvement9
Mechanisation and scale-up of traditional processes8
Shelf-life extension of traditional products8
Military, space and emergency foods8
Geographical indications and protection of traditional foods8
Traditional foods as a global heritage and industry7
Traditional sweets and snacks7
Standardisation of traditional recipes7
Ready-to-eat and ready-to-cook foods7

10 practice questions, worked

Choose an answer, then open the working. Each explanation says why the right answer is right and why the others are not.

1 · Traditional foods as a global heritage and industry · easy

Indigenous foods are best described as

  1. Any food grown locally
  2. Foods of Indigenous peoples
  3. Foods with no additives
  4. Foods sold at markets
Answer and working

B. Foods of Indigenous peoples

Indigenous foods are the foods of Indigenous peoples, often based on local wild and cultivated species and linked to land rights and food sovereignty. Local origin, absence of additives or market sale alone do not define them.

Further reading: Tamang and Kailasapathy (eds.), Fermented Foods and Beverages of the World

2 · Traditional cereal and legume products · medium

Bulgur is

  1. Rolled and steamed semolina
  2. Wheat fermented with yeast
  3. Parboiled, cracked wheat
  4. Malted barley flour
Answer and working

C. Parboiled, cracked wheat

Bulgur is wheat that has been parboiled, dried and cracked, so it cooks quickly and stores well. Rolled and steamed semolina is couscous, yeast-fermented wheat is bread dough, and malted barley flour is a brewing material.

Further reading: Serna-Saldivar, Cereal Grains: Properties, Processing, and Nutritional Attributes

3 · Traditional sweets and snacks · medium

Jalebi is made from

  1. Fermented batter, fried, syruped
  2. Milk solids kneaded into balls and boiled in syrup
  3. Rice flour steamed in leaves with jaggery
  4. Chickpea flour roasted with ghee and sugar
Answer and working

A. Fermented batter, fried, syruped

Jalebi batter is fermented, piped into hot oil in spirals, fried and soaked in sugar syrup. Milk-solid balls in syrup describe rasgulla-type sweets; the others are different sweets.

Further reading: Hui et al. (eds.), Handbook of Food Products Manufacturing

4 · Traditional sweets and snacks · medium

The keeping quality of most traditional sweets depends mainly on

  1. Refrigeration alone
  2. Added antibiotics
  3. Sugar content and water activity
  4. High protein content
Answer and working

C. Sugar content and water activity

High sugar lowers water activity and limits microbial growth, while packaging controls moisture exchange and rancidity. Refrigeration helps some products, antibiotics are not used, and protein content is not the controlling factor.

Further reading: Hui et al. (eds.), Handbook of Food Products Manufacturing

5 · Street foods: safety and improvement · hard

A city wants to improve street food safety without banning vendors. Which approach has worked best in practice?

  1. Raising fines with no support
  2. Banning all cooked food on streets
  3. Training plus licensing
  4. Testing every dish in a laboratory daily
Answer and working

C. Training plus licensing

Training combined with licensing, recognition such as hygiene ratings or clean food hubs, and infrastructure such as water points and waste collection has improved practices. Fines alone, bans and daily testing of every dish are impractical or ineffective.

Further reading: FAO, Street foods (Food and Nutrition Paper 63)

6 · Shelf-life extension of traditional products · medium

Retort pouches are used to make traditional curries and dals

  1. Safe only under refrigeration
  2. Shelf-stable at ambient temperature
  3. Free of all water
  4. Fermented in the pack
Answer and working

B. Shelf-stable at ambient temperature

Retort processing of sealed pouches gives commercial sterility so the product keeps without refrigeration. It does not require chilling, does not remove water, and involves no fermentation.

Further reading: Leistner and Gould, Hurdle Technologies

7 · Ready-to-eat and ready-to-cook foods · easy

An instant idli mix sold as a dry powder is an example of a

  1. Ready-to-eat food
  2. Fresh produce
  3. Raw commodity
  4. Ready-to-cook food
Answer and working

D. Ready-to-cook food

The consumer must add water and steam the batter, so it is ready-to-cook. Ready-to-eat foods need no cooking; fresh produce and raw commodities are not processed convenience products.

Further reading: Hui et al. (eds.), Handbook of Food Products Manufacturing

8 · Ready-to-eat and ready-to-cook foods · medium

Chilled ready-to-eat meals need strict control of post-cooking contamination mainly because of

  1. Clostridium botulinum type A
  2. Listeria monocytogenes
  3. Aspergillus flavus
  4. Trichinella
Answer and working

B. Listeria monocytogenes

Listeria grows at refrigeration temperatures and the consumer applies no lethal step, so post-cooking contamination and shelf life must be controlled. The other hazards are not the main concern for chilled RTE meals.

Further reading: Hui et al. (eds.), Handbook of Food Products Manufacturing

9 · Geographical indications and protection of traditional foods · easy

A geographical indication identifies a product whose qualities are essentially due to its

  1. Brand owner
  2. Price
  3. Origin
  4. Packaging
Answer and working

C. Origin

A GI is linked to a specific geographical origin that gives the product its quality, reputation or characteristics. Brand owners use trademarks, and price and packaging are unrelated.

Further reading: WTO TRIPS Agreement; Regulation (EU) No 1151/2012; India GI Act 1999

10 · Geographical indications and protection of traditional foods · hard

A producer group has registered a GI but imitations still sell widely. The most likely missing element is

  1. Control and enforcement
  2. A longer product name
  3. A higher retail price
  4. More advertising only
Answer and working

A. Control and enforcement

A GI delivers value only with a product specification, an organisation of producers, control of compliance and enforcement against misuse. Name length, price and advertising alone do not stop imitation.

Further reading: WTO TRIPS Agreement; Regulation (EU) No 1151/2012; India GI Act 1999

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Read the subject

Traditional, Ethnic & Indigenous Foods TechnologyThe full study manual, free ICAR AIEEA-PG / PGSFormat, sections and how it has changed

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