Biodiversity means the variety of all [?] forms, their genes and the [?] they make up.
Biodiversity on a farm may include:
- plants
- [?]
- amphibians
- reptiles
- birds
- mammals
- [?]
- [?]

Biodiversity is essential to maintain life on earth. It can assist to:
- provide clean [?] and water and fertile [?]
- control pests, [?] and weeds
- protect against [?]

Loss of biodiversity can result in [?] of plant and animal species.
Biodiversity on farms can be improved by :
- maintaining a variety of areas of native vegetation
- controlling weeds and [?] animals
- providing [?] corridors
- conserving [?] such as understorey vegetation, leaf litter, dead standing trees, rocky areas, [?] and wetlands
- rehabilitating and revegetating [?] sites.