Taxonomy

What is taxonomy?

• The study of stars and planets

• The science of classifying living things

• The art of drawing animals

• The process of growing plants

Why do we classify organisms?

• To make them look pretty

• To understand how they are related

• To keep them in zoos

• To sell them in markets

Tags

NGSS.MS-LS4-2

What is one way to identify organisms?

• By their color

• By their physical characteristics

• By their habitat

• By their diet

Which of the following is an example of a physical characteristic used to identify organisms?

• Diet

• Habitat

• Wings

• Behavior

Tags

NGSS.MS-LS4-2

What are internal structures in organisms?

• Hair, fur, legs

• Cells, blood, DNA

• Fins, hooves, feet

• Wings, antennae, eyes

Which of the following is an example of an external structure?

• Backbone

• Blood

• Fur

• DNA

How can we identify organisms using physical characteristics?

• By their diet

• By their habitat

• By internal and external structures

• By their behavior

Tags

NGSS.MS-LS4-2

What tool is used to identify organisms by answering a series of questions?

• Microscope

• Dichotomous key

• Periodic table

• Calculator

What should you avoid using when working with a dichotomous key?

• Internal Structures

• External Structures

• Color

• Unicellular or Multicellular

What is an important step when using a dichotomous key?

• Make sure the question separates the organisms into three groups.

• Make sure the question separates the organisms into two groups.

• Make sure the question separates the organisms into four groups.

• Make sure the question separates the organisms into one group.