McGraw Hill
Glencoe Biology: Organizing Life's Diversity: Chapter Test Practice
A fifteen question chapter review covering concepts of the classification of life.
CK-12 Foundation
Ck 12: Life Science: Organization of Living Things
[Free Registration/Login may be required to access all resource tools.] When you see an organism that you have never seen before, you probably put it into a group without even thinking. If it is green and leafy, you probably call it a...
CK-12 Foundation
Ck 12: Life Science: 11.9 Organization of Living Things
Learn the system that scientists use to classify living things.