Eroding the rock slowly away
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1. B 2. c. 3. B and im not sure about the other two
Exotic species do not have a niche in the ecosystem that they are in. Therefore they take up resources that native species rely on to survive. Exotic species also have no natural predators in that environment causing them to flourish and multiply quickly.
Answer:
it is used to make alcohol
it is used in bread industries
it is used to clean up the environment
Explanation: