6. Migration
7. (Immigration + births) - (emigration + deaths)
8. Carrying capacity
9. Expotensional growth
<span>The location in which a person is more likely to receive an echo of the soud being sent is at least 16.6. meters in front of the reflecting surface. Therefore, the answer is to this item is letter A. The speed of sound without any interference is only about 340 m/s traveling through the vibration of the media in which it passes through. </span>
Answer: the answer would be d) all of the above
Explanation: According to the law of conservation of energy, energy cannot be created nor destroyed but it can be transformed from one form to another. In the given scenario, an ecosystem has many species in it including living and non living things. There are consumers and producers so producers produce energy and consumers consume that energy. And this cycle continue.
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