How many plant and animal species have been discovered and described so far?

Category: QuestionsHow many plant and animal species have been discovered and described so far?
Editor">Editor Staff asked 2 weeks ago

How many plant and animal species have been discovered and described so far?
 
(a) 1.5 million
 
(b) 4.5 million
 
(c) 1.5 billion
 
(d) 4.5 billion
 
The question was posed to me in an online interview.
 
Question is from Biodiversity topic in chapter Biodiversity and Conservation of Biology – Class 12

1 Answers
Editor">Editor Staff answered 2 weeks ago

The correct option is (a) 1.5 million
 
The best I can explain: The biosphere of Earth is heterogeneous in nature and shows immense diversity. There are more than slightly more than 1.5 million species known and still many species are yet to be discovered and described.