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Mindful Eating: A Pathway to Health - How Cooking Practices Have Changed

Grade 6CBSE

Review the key concepts, formulae, and examples before starting your quiz.

🔑Concepts

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Mindful Eating involves paying full attention to the experience of eating and drinking, both inside and outside the body. it helps in recognizing hunger and fullness cues (00 to 1010 scale).

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Traditional cooking practices involved using clay pots and slow-fire ('Chulha'), which helped in retaining the natural nutrients and moisture of the food through even distribution of heat.

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Modern cooking practices utilize appliances like pressure cookers and microwave ovens. While faster, high pressure (PP) and high temperatures (TT) can lead to the degradation of heat-sensitive vitamins, particularly Vitamin C.

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Nutrient loss occurs if vegetables are washed after cutting, as water-soluble vitamins (Vitamin B complex and Vitamin C) get washed away. The relationship can be expressed as Nutrient Loss∝Surface Area exposed to water\text{Nutrient Loss} \propto \text{Surface Area exposed to water}.

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Balanced Diet: A diet containing all essential nutrients like carbohydrates, proteins, fats, vitamins, minerals, and roughage in the right proportions. For a Grade 6 student, the daily caloric requirement is approximately 18001800 to 2200 kcal2200 \text{ kcal}.

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Roughage (Dietary Fiber) does not provide nutrients but is essential for the easy passage of food through the digestive system and prevents constipation.

📐Formulae

Total Energy (kcal)=(Mass of Carbohydrates×4)+(Mass of Proteins×4)+(Mass of Fats×9)\text{Total Energy (kcal)} = (\text{Mass of Carbohydrates} \times 4) + (\text{Mass of Proteins} \times 4) + (\text{Mass of Fats} \times 9)

BMI (Body Mass Index)=Weight in kg(Height in m)2\text{BMI (Body Mass Index)} = \frac{\text{Weight in kg}}{(\text{Height in m})^2}

Efficiency of Nutrient Retention=Nutrients after cookingNutrients before cooking×100\text{Efficiency of Nutrient Retention} = \frac{\text{Nutrients after cooking}}{\text{Nutrients before cooking}} \times 100

💡Examples

Problem 1:

A student consumes 50g50g of carbohydrates, 20g20g of protein, and 10g10g of fat for breakfast. Calculate the total energy in kcalkcal.

Solution:

Total Energy = (50×4)+(20×4)+(10×9)(50 \times 4) + (20 \times 4) + (10 \times 9)

Explanation:

Carbohydrates provide 4 kcal/g4 \text{ kcal/g}, proteins 4 kcal/g4 \text{ kcal/g}, and fats 9 kcal/g9 \text{ kcal/g}. Total = 200+80+90=370 kcal200 + 80 + 90 = 370 \text{ kcal}.

Problem 2:

Calculate the total daily calorie intake for a child who consumes the following throughout the day: Breakfast (450 kcal450 \text{ kcal}), Lunch (650 kcal650 \text{ kcal}), and Dinner (550 kcal550 \text{ kcal}). Use vertical addition.

Solution:

450650+5501650\begin{array}{r} 450 \\ 650 \\ + 550 \\ \hline 1650 \end{array}

Explanation:

The total energy intake is the sum of calories from all meals consumed in a day. The total is 1650 kcal1650 \text{ kcal}.

Problem 3:

Why is it recommended not to overcook vegetables containing Vitamin C?

Solution:

Vitamin C+Δ (Heat)→Destruction of Vitamin\text{Vitamin C} + \Delta \text{ (Heat)} \rightarrow \text{Destruction of Vitamin}

Explanation:

Vitamin C is highly sensitive to heat. Excessive cooking (high temperature Δ\Delta) causes it to oxidize and lose its nutritional value.