Across
- 4. the process of taking in food by an organism
- 5. this plant is used in activity 3
- 6. this letter was needed for activity 2
Down
- 1. the chloroplasts are green because of the presence of this green pigment
- 2. black this color is used for the testing a leaf for starch
- 3. leaves taken in carbon dioxide from the air through these tiny pores