Hills Road Biology
| FrontText | Explain how to calculate the dry mass of each tropic level in a food chain |
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| BackText | Organisms killed and placed in oven at 80°C until water has all evaporated - 2 identical mass readings |
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| Add Reverse | True |
| FrontText | Explain what the arrows represent in a food web. |
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| BackText | The direction of energy flow |
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| Add Reverse | True |
| FrontText | Write the equation for the Lincoln index to estimate the population size of an animal species. |
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| BackText | Estimate of population size = (number marked x number recaptured)/number of recaptured marked |
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| Add Reverse | True |