Food Science & Technology (10-12-2021)
Q1. The dimensions of food security include?
- Time and access
- Food sufficiency
- Security of entitlement
- All of the above
ANSWER: D. All of the above
- Explanation – The dimensions of food security includes Time and access, Food sufficiency, Security of entitlement. The first dimension of food security is “time”: ensuring constant access to sufficient food. The term “access” refers to whether or not individuals and households can obtain enough food. Food sufficiency refers to the total physical supply of food that is sufficient for survival, health, and productivity. Finally, there’s security—ensuring that there’s adequate food. It refers to the numerous methods through which households obtain food.
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Q2. ________ is used to estimate the mineral concentration.
- Atomic absorption spectroscopy
- Lowry assay
- Biuret method
- BCA assay
ANSWER: A. Atomic absorption spectroscopy
- Explanation – Atomic Absorption Spectroscopy (AAS) is a valuable method for determining the concentration of a particular mineral in a sample. The equipment detects changes in intensity, which is then transformed into an absorbance proportional to the sample concentration by computer software. A liquid sample is aspirated, aerosolized, and combined with flammable gases such as acetylene and air or acetylene and nitrous oxide in this AAS process.
READ MORE – Food Science & Technology Quiz (20-11-2021)
Q3. Other than being essential nutrient calcium can also be used as ______.
- Dough improver
- Texture modifier
- Colour modifier
- Enzyme cofactor
ANSWER: B. Texture modifier
- Explanation: Calcium is a necessary component for human health, and a lack of it can cause osteoporosis. When calcium is added to the canning brine, it forms a gel with negatively charged macromolecules such as alginates, low-methoxy pectins, soy proteins, caseins, and others, firming the canned vegetables.
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Q4. Food security and adequate nutrition are determined by several factors that can be grouped as _______.
- Availability of food
- Economic access to food
- Way in which food is used
- All of the above
ANSWER – D. All of the above
- Explanation: Food security and appropriate nutrition are determined by several elements, which can be categorized as a) food availability; b) economic access to food; and c) how food is consumed (including interactions between diet and disease). Agriculture plays a direct role in at least the first two categories and has indirect effects on the third (particularly through revenue).
READ MORE – Food Science & technology Quiz (31-10-2021)
Q5. _____ is the sum of domestic production, imports (both commercial and food aid), and changes in national stock.
- Food access
- Food availability
- Food utilization
- Food security
ANSWER: B. Food availability
- Explanation: Food security is traditionally defined by three factors: food availability, food access, and food consumption. Domestic output, imports, and changes in national stock all contribute to food availability. Food access refers to a person’s right to food, which is defined as the amount of food they can produce, buy, or get in any other way. Food utilization refers to an individual’s ability to absorb and use nutrients from the food he eats and is influenced by practices, beliefs, eating habits, hygiene, sanitation, and overall health.
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