College

Which statement is true about dichotomous keys?

A. Dichotomous keys can only be used if the name of the species is unknown.
B. Dichotomous keys can only be used if the name of the species is known.
C. Dichotomous keys can only be used to classify organisms based on their habitats.
D. Dichotomous keys can only be used to classify organisms based on their observable traits.

Answer :

Final answer:

Dichotomous keys are tools used to identify and classify organisms based on their observable traits.


Explanation:

Dichotomous keys are tools used to identify and classify organisms based on their observable traits. They consist of a series of paired statements or questions that lead to a definitive identification. By answering each question in the dichotomous key, the user can narrow down the possible options until they reach the correct classification.

For example, in a dichotomous key for identifying trees, one question might ask if the leaves are needle-like or broad. Depending on the answer, the user would be directed to another set of questions until a specific tree species is identified.


Learn more about Dichotomous keys determine the classification of organisms here:

https://brainly.com/question/30654747