In how many years extinction of 784 species (including 338
vertebrates, 359 invertebrates and 87 plants) happened ?
Answer & explanation
Correct answer: option 3
The IUCN Red
List (2004) documents the extinction of 784 species (including 338
vertebrates, 359 invertebrates and 87 plants) in the last 500 years.
Some
examples of recent extinctions include the dodo (Mauritius), quagga
(Africa), thylacine (Australia), Steller’s Sea Cow (Russia) and three
subspecies (Bali, Javan, Caspian) of tiger. The last twenty years alone
have witnessed the disappearance of 27 species