Question

biological diversity day is​

Answer 1

22 May Every year

The International Day for Biological Diversity is a United Nations–sanctioned international day for the promotion of biodiversity issues. It is currently held on May 22. The International Day for Biological Diversity falls within the scope of the UN Post-2015 Development Agenda's Sustainable Development Goals.

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Answer 2

Answer:

biological diversity day

is celebrated on

$22nd \: \: may$