Although Extinction Is a Natural Process, Current Extinctions Are of Concern

question 58

Multiple Choice

Although extinction is a natural process, current extinctions are of concern to environmentalists because

• A) more animals than ever before are going extinct.
• B) most current extinctions are caused by introduced species.
• C) the rate of extinction is higher than background extinction rates.
• D) current extinction is primarily affecting plant diversity.
• E) None of the options are correct.