IB ESS SL 2.1.4 Taxonomist Tools Question Bank
Use taxonomic tools such as keys and classification evidence to identify organisms.
- Syllabus
- First assessment 2026
- Course
- ESS SL
- Level
- SL
Use taxonomic tools such as keys and classification evidence to identify organisms.

Figure:Some trees found in the forests of California
Using Figure: Some trees found in the forests of California and the identification key below, identify species A and species B.
Using Figure: Some trees found in the forests of California and the identification key below, identify species A and B .
a. Species A: Sitka spruce (Picea sitchensis);
b. Species B: western hemlock (Tsuga heterophylla);
Note: only mark the first answer if more than one species is named.