Match these items.
1. smallest unit of classification
A. plant characteristics
2. segmented digestive system, B. appendages
C. taxonomy
3. largest phylum of animals
D. animal characteristics
4. green, conductive tissue, seeds, flowers
E. species
5. classification
F. Arthropoda
6. groups
of families
G. order
7. largest division of plants
H. Tracheophyta