Answer:
1.2 million plants and animals
Step-by-step explanation:
The living organisms have been grouped into two kingdom
a) Plants
b) Animal
Earth has enormous varieties of living species ranging from microscopic bacterias to huge animals like elephants, rhinoceros, from water plants and animals to terrestrial plants and animals , from autotrophic to heterotrophic organisms, from forest biome to desert biome etc.
In totality, there are 8.7 million species of plants and animals on earth. But till today only 1.2 million species have been identified and described.