1. | Monera | All members have a cell wall |
2. | Protista | All members are photosynthetic |
3. | Fungi | All members are heterotrophs |
4. | Animalia | All members reproduce only sexually |
1. | forming blooms in polluted water bodies |
2. | recycling nutrients like nitrogen, phosphorous, iron and sulphur |
3. | making curd from milk |
4. | fixing nitrogen in legume roots |