| 1. | Asexual buds found in liverworts |
| 2. | Sex organs in mosses |
| 3. | Resting zygote in many fungi |
| 4. | Endospores of certain bacteria |
| 1. | develops from the primary protonema. |
| 2. | consists of upright, slender axes bearing spirally arranged leaves. |
| 3. | is attached to the soil through unicellular and unbranched rhizoids. |
| 4. | lacks the sex organs. |