The circulatory system worksheet. Answer through A-D) answer will be graded for later

A
1. True
2. True
3. False
4. True

B
1. Heart
2. Oxygen
3. Cell
4. Carbon dioxide
5. Blood

C
1. Too much sugar that goes through your body is very bad for your brain because it can form oxygen as it goes through the brain, you might not survive.
2. Germ fighters can kill diseases and sicknesses in your body.

D
1. When you breathe, you get oxygen in your body. When you eat something, you get energy from it.
2. Your blood in your body brings the oxygen so your body can keep moving and working properly.