The biosphere is the worldwide sum of all ecosystems. Biodiversity is the variation of genetic species in the ecosystem.
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<span>a. they did not co-evolve with the natural species and lack natural controls, like predators</span>
Answer: I think B . Like the second one
Explanation:
it is because of they raise the animals then we will have more food . Milk and help from the animals .
Answer:
am not sure of the answer
