Which is a nonliving factor that defines a spruce-fir forest ecosystem?

You forgot to add the answers but a non living factor that could contribute could be something like temperature.

A) it will stay on the table

Glucose, also called grape sugar, blood sugar or corn sugar, is among the simplest and one of the primary naturally occurring sugars. produced naturally by plants as the primary photosynthesis product, it is heavily used by living beings as a main energy source and is necessary for cellular respiration. chemically, it is a monosaccharide carbohydrate and serves as a building block for complex sugars like starch.