2. State true (T) or false (F).a. The lungs contract when air enters t

1.	2. State true (T) or false (F).a. The lungs contract when air enters them.b. The air that we breathe in is rich in carbon dioxide.C. The circulatory system consists of the heart, the bloodand the blood vessels.d. Blood carries with it oxygen and absorbed food.e. The respiratory system helps us to breathe and providesoxygen to the various parts of our body.f. We should breathe through our mouth.Checkpoin
Answer» Answer: a)FALSE b)false c)true d)true e)true f)false

2. State true (T) or false (F).a. The lungs contract when air enters them.b. The air that we breathe in is rich in carbon dioxide.C. The circulatory system consists of the heart, the bloodand the blood vessels.d. Blood carries with it oxygen and absorbed food.e. The respiratory system helps us to breathe and providesoxygen to the various parts of our body.f. We should breathe through our mouth.Checkpoin

Answer»

Answer:

a)FALSE

b)false

c)true

d)true

e)true

f)false