During Physical Change there would be a re-arrangements of atoms or molecules, changes of the arrangement may be change in the distance between atoms or molecules, change in the crystal form.
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Ecosystem stability is the ability of an ecosystem to maintain a steady state, even after a stress or disturbance has occurred. In order for an ecosystem to be considered stable, it needs to have mechanisms in place that help it return to its original state after a disturbance occurs.
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b) Type II helpers have greater inclusive fitness than Type I helpers
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Limiting factors control the numbers of individuals in a population, sometimes maintain it at or near the carrying capacity. 4. Analyze the impact a nonnative species might have on a native species in terms of population dynamics. Nonnative species might out-compete the native species or might prey upon them.
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