The year is based off of Earth’s revolution around the sun. 1 year is equal to the amount of time that it takes for Earth to revolve once around the sun.
It is important the entire scientific community uses the metric system rather than each country having its own system because when scientist are comparing or sharing results they wont have to do extra steps of converting to different measurements it will just be the same and less confusing.
Explanation:
All of the above! A healthy soil ecosystem needs fungi, bacteria, and nematodes in order to properly function, especially in the aspects concerning decomposition!<span />
#6 is A. They are all composed of one or more cells.