Some scientists estimate that current global extinction rate is about 30,000 species per year. If there are currently 10,000,000 species on Earth, how long will it take to destroy all of the Earth's biodiversity?
A. less than 100 years
B. between 100 and 300 years
C. between 300 and 500 years
D. between 500 and 700 years
E. between 700 and 1,000 years
Answer: C
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.