Read the following statement. "Nature's biological library is burning even \( P \) before we cat...

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Read the following statement.
"Nature's biological library is burning even
\( P \) before we catalogued the titles of all the books

W stocked there".
This statement is given is your NCERT book. What would its mean
(1) The diversity of plants and animals is not uniform
(2) Rich biodiversity is essential for ecosystem health
(3) A large fraction of species faces the threat of becoming extinct even before we discover them
(4) All of the above
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