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If 10,000 units of energy are available at the producer level, approximately how many units reach the primary consumer level (using the 10% law)?

Question
If 10,000 units of energy are available at the producer level, approximately how many units reach the primary consumer level (using the 10% law)?
100 units
1,000 units
5,000 units
10,000 units
Answer
1,000 units
Detailed Explanation
Applying the 10% law, only about 10% of 10,000 units, i.e., 1,000 units, is transferred to the primary consumer level. — Examisthan.com
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