નીચે આપેલા વૈજ્ઞાનિકોનો ફાળો જણાવો:
$(i)$ એડવર્ડ વિલ્સન
$(ii)$ રોબર્ટ મે

• A
  Edward Wilson: Popularized the term biodiversity; Robert May: Estimated global species diversity at about $7$ million.
• B
  Edward Wilson: Estimated global species diversity; Robert May: Popularized the term biodiversity.
• C
  Edward Wilson: Discovered $DNA$ structure; Robert May: Proposed the theory of evolution.
• D
  Edward Wilson: Proposed the theory of natural selection; Robert May: Discovered the structure of the cell.