| Particulars | Flora | Fauna |
|---|
| Definition | All the plants of a geographical region are together called the flora. | All the animals of a geographical region are together called the fauna |
| Study | The study of flora or plants is called botany. | The study of fauna or animals is called zoology. |
| One who studies | The person who studies plants is called the botanist. | The person who studies animals is called the zoologist. |
| Categories | Native flora, exotic flora (foreign), agricultural flora (crops), horticultural flora (gardens), and weed flora (unwanted plants). | Avifauna (birds), Piscifauna (fishes), Cryofauna (cold deserts), cryptofauna (yet to be discovered), epifauna (on the water surface), infauna (bottom of water body), microfauna (microscopic animals), macrofauna (visible animals), megafauna (very large animals), and meiofauna (stream bottom. |
| Nutrition | Flora consists of autotrophs due to the presence of photosynthetic pigments. They prepare their own food materials through photosynthesis. | The fauna consists of heterotrophs due to the absence of photosynthetic pigments. They cannot prepare their own food materials. |
| Ecological role | They are Producers. | Primary, secondary, and tertiary consumers. |
| Cell Wall | Cells are surrounded by a rigid cell wall. | The cell wall is absent. Cells are surrounded by cell membranes. |
| Chloroplast | Present with chlorophyll. | Absent |
| Locomotion | Generally non-motile. | Generally, motile |
| Example | Mosses, ferns, pines, flowering plants | Cnidaria, helminth worms, arthropods, molluscs, echinoderms, Pisces, amphibians, reptiles, birds, and mammals. |