Stop Animations

Activity 3 :

Welcome to the underground world

Illustration of the underground world

Compost
Decomposing organic matter, consisting mostly of dead leaves, creates humus rich in basic nutritional elements.

Earthworms
Earthworms aerate the soil and release nutritional elements.

Roots
Through their roots, the trees drink up water from the soil.

Bones
These remain intact a very long time.

Rocks

back to the map