Which mineral is crucial for nerve function, muscle contraction, and maintaining a regular heartbeat, with bananas being a well-known source?
✓ Correct Answer: Option C
Potassium is an essential electrolyte vital for several bodily functions, including nerve signals, muscle contractions, and maintaining fluid balance. Bananas are famously rich in potassium.
📚 About This Everyday Science Practice Question
This 2-level Everyday Science question from the Food & Nutrition topic is part of One Paper Preparation's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.
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