Question

Why are dichotomous keys used?

A) to describe new organisms

B) to group similar organisms together

C) to identify an organism based on characteristics of known organisms

D) to identify an organism based on its DNA

E) to describe organisms based on observable traits

( The Answer Is "C" )

Answer 1

Why are dichotomous keys used?

C) to identify an organism based on characteristics of known organisms.

Step-by-step explanation:

The dichotomous key is a key that is used in identifying living creatures which contain their characteristics.

How to make a dichotomous key, namely:

• Must fight, which is a part that is accepted and rejected.
• The characteristics entered must be easily observed.
• Use general terms in describing characters.
• Use short sentences.
• Numbering on each couplet.
• The first sentence in the couplet is made identical.

Answer 2

The correct option is C. To identify an organism based on characteristics of known organisms.

Step-by-step explanation:

Dichotomous keys can be described as a tool which assists its users to identify living things easily like a tree or a mammal. The keys contain a series of options which enable a learner to know about the correct name of an organism. It also compares it with the name of other organisms. A layman can even learn the scientific names of organisms with the help of the dichotomous keys.