MCQOPTIONS
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| 1. |
Which of the following is not a hypothesis for why food-chain length is limited? |
| A. | Food-chain length is limited by one organism's ability to consume another. |
| B. | Food-chain length is limited because they are easily disrupted by environmental perturbations. |
| C. | Food-chain length is limited by productivity. |
| D. | Food-chain length is a function of an ecosystem's physical structure. |
| Answer» B. Food-chain length is limited because they are easily disrupted by environmental perturbations. | |