Classification & Dichotomous Key Test

Front

What is a dichotomous key?

Back

A tool that allows the user to determine the identity of items in the natural world, such as plants and animals, by answering a series of questions that lead to the correct classification.

Front

What is the first step when using a dichotomous key?

Back

Always start with the first question.

Front

What do we examine when using a dichotomous key to identify organisms?

Back

Physical features of the organisms.

Front

Who is known for developing the classification system used by scientists today?

Back

Carolus Linnaeus.

Front

Why did Linnaeus choose Latin for naming organisms?

Back

To provide a common language that scientists everywhere could understand.

Front

What is the classification level above 'Order'?

Back

Class.

Front

What is the classification level below 'Order'?

Back

Family.

Front

What is the purpose of classification in biology?

Back

To organize and categorize living organisms based on shared characteristics.

Front

What is an example of a physical feature used in classification?

Back

Color, shape, size, or structure of an organism.

Front

What is the difference between 'Order' and 'Class' in biological classification?

Back

'Class' is a higher taxonomic rank that includes multiple 'Orders'.