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Define biodiversity and what does extinction mean

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Reference no: EM133211059

Question 1.

Define Biodiversity.

Question 2.

Why do we still not know exactly how many species exist on the planet?

Question 3.

What does extinction mean? What is the difference between a local and a total extinction? How does the current rate of extinction compare with past extinction events?

Question 4.

Should we be concerned about the loss of biodiversity? Why?

Reference no: EM133211059

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