Question

In fig. the artist has forgotten to put the labels and directions on the arrows. Mark the directions on the arrows and label the diagram using the following labels: clouds, rain, atmosphere, carbon dioxide, oxygen, plants, animals, soil, roots, water table.

Answer 1

The arrow mark indicates the movement of water from the soil to the plants and from there back into the abiotic system in the form of water vapour through a process called transpiration.