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One gram fats produce nearly ______ calories of energy:

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One gram fats produce nearly ______ calories of energy: Answer: 9000

One gram of fat produces nearly 9 calories (kilocalories) of energy, which is more than double the amount provided by proteins or carbohydrates.

Question context

This question is part of ⚙️ Mechanical Eng within the broader 🛠️ Engineering Essentials subject and appears in the PTS Pakistan Testing Service preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.