7th Grade Biological Organization, Skeletal System and Muscular System

Match it! Select the correct answer from the pull down...Good luck!

Muscles are the major organ.

Bones are the major organ.

Which two systems allow the body to move.

__________ system provides shape and support.

________ system makes red blood cells.

Which is the correct order from simplest to most complex for the levels of biological organization?

_______________ system stores calcium

__________ system protects internal organs.