| ACROSS |
| 4 | | Father of taxonomy |
| 5 | | Major taxonomic rank. |
| 8 | | Cell with a true nucleus and organelles. |
| 10 | | Organisms that produce their own food such as green plants. |
| 11 | | Science and prctice of classification |
| |
| DOWN |
| 1 | | Refers to cells without a true nucleus. |
| 2 | | Plant like heterothroph organisms. |
| 3 | | Organisms that need to take food from the environment. |
| 6 | | Largest categories of classification, also known as superkingdoms. |
| 7 | | Single or many celled eukaryote organisms. |
| 9 | | Single cell prokaryote organism. |
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