Carbon Dioxide (dissolved) used by plants., Oxygen (dissolved) used by animals., Decaying organic matter., Carbon Dioxide given off by animals, Oxygen from photosynthesis available to animals., Carbon Dioxide used by plants., Oxygen used by animals..

Carbon Dioxide Oxygen Cycle

Clasament

Stilul vizual

Opţiuni

Comutare șablon

Restaurare activitate salvată automat: ?