Living Things and Non-Living Things

Do all living things have common characteristics that make them different from non-living things?

How do we know whether some things are living and some others are non-living?

Trees cannot move, but they can produce seeds that gave birth to new plants. How they are different from non-living things?

Chair and tables also have four legs like buffalo. But they can't move. Why?

Soil is an _____ component of an habitat. (biotic/ abiotic)