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प्रश्न
A food chain represents a unidirectional flow of X. What is X?
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उत्तर
A food chain represents a unidirectional flow of energy.
X is energy.
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संबंधित प्रश्न
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| 1. | Food Waste | Plastic Bottles |
| 2. | ||
| 3. | ||
| 4. | ||
| 5. |
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