Approximately how many species have been identified on Earth?
A)about 500,000
B)a little less than 1 million
C)about 1.5 million
D)a little more than 10 million
E)about 30 million

Question

Quizplus · Accepted Answer

Scientists have identified about 1.5 million species on Earth, though estimates of total species number much higher, suggesting many species remain undiscovered.

Approximately How Many Species Have Been Identified on Earth