Correct Option
Rice is not considered a good source of nutritional calcium. While it is a primary source of carbohydrates and provides energy, its calcium content is notably low compared to other food items commonly recognized for calcium contribution.
Incorrect Options
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Ragi (Finger Millet) is an excellent source of dietary calcium, particularly among cereals. It is recognized as one of the richest plant-based sources of this mineral.
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Skimmed milk is a well-established and excellent source of nutritional calcium. The process of skimming primarily removes fat, retaining the majority of the calcium content.
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Eggs contain calcium, primarily in the yolk, but the amount is moderate compared to dairy products or certain millets like ragi. Nevertheless, eggs contribute to overall dietary calcium intake.