Question

Question 6 of 10

3 Points
They is a group of organs used for breathing in oxygen and getting rid of
carbon dioxide.
O
A. respiratory system
B. immune system
O
O
c. urinary system
D. endocrine system
SUBMIT

Answer 1

A. Respiratory system

Explanation: The respiratory system uses our lungs to carry out the exchanging of gases. We breathe in oxygen and breath out carbon dioxide.