How many species are believed to exist on Earth at present time?
5,000 to 10,000.
Approximately 100,000.
Approximately 500,000.
Between 5 million and 30 million.
A
Approximately 100,000.
B
Between 5 million and 30 million.
C
5,000 to 10,000.
D
Approximately 500,000.
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Solution
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The total variability of life forms on planet Earth is measured called as global biodiversity which is reported to be between 5 million and 30 million at present scenario.
So, the correct answer is option D.
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