Mapa mental
phylum annelida (earthworm)
Conteúdo do mapa
phylum annelida (earthworm)
characteristics
- segmented body
- rounded in cross section
- has clitellum (saddle)
- body cavity: coelome
- bristles (chaetae)
peristalsis
- body contracts, expands, shortens and lenghtens
benefits
- convert organic matter to humus
- improve soil structure by making channels in soil
- aids aeration and drainage
- mix layers through burrowing
- worm cast created by excretion
- high in nutrients
Informações
- Descrição
- Higher level agricultural science (phylum's) Mapa Mental sobre phylum annelida (earthworm), criado por Rachel Hogan em 23-02-2016.
- Criado por
- Rachel Hogan
- Visualizações
- 3
- Avaliação
Mais sobre Roundworms and segmented worms