How is key helpful in the identification and classification of an orga

1.	How is key helpful in the identification and classification of an organism
Answer» Key\xa0is a taxonomical aid that\xa0helps\xa0in\xa0identification\xa0of plant and animal\xa0species. These\xa0keys\xa0are based on similarities and dissimilarities in characters, generally in a pair called couplet. Each statement in a taxonomic\xa0key\xa0is referred to as a lead. It is also\xa0useful\xa0in\xa0identification\xa0of unknown\xa0organisms.\xa0All\xa0living\xa0things are organized into groups by scientists as they are identified. Different scientists use various systems of\xa0classification\xa0to organize all\xa0living\xa0things into groups. Overall, the reason scientists\xa0classify living\xa0things is to understand the relationships between different\xa0organisms.\xa0Key\xa0is a device used by biologists for identifying unknown organisms.\xa0Keys\xa0are constructed so that the user is presented with a series of choices about the characteristics of the unknown organisms; by making the correct choice at each step of the\xa0key, the user is ultimately led to the identity of a specimen.

How is key helpful in the identification and classification of an organism