The energy value of food is measured in calories (often shown as "Calories" or kilocalories, kcal) and joules (J) or kilojoules (kJ). While calories are commonly used on nutrition labels, the metric system uses kilojoules.
The energy value of food is measured in :
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Question context
This question is part of 🧬 Biochemistry within the broader 🧬 Medical Science subject and appears in the PPSC Punjab Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.