Why is it important to classify the millions of species on earth? to have common names that everyone can remember to more easily sequence their genetic material to create scientific names that only scientists can learn to organize them and speak about them accurately

d. to organize them and speak about them accurately".  

Explanation:

Different species of living things have certain characteristics in common and are hence categorized into similar groups. This helps scientists understand the relationship between different species and makes it easy to organize them into different groups.  

Thus the process of classification of the millions of species on earth helps to organize the species and also speak about them and study them more accurately without any scope for ambiguities.

digestion

it excretes wastes