During a diving expedition, a scuba diver suffered from a buildup of carbon dioxide in her bloodstream. Which two organ systems work together to try to prevent this buildup from happening? A.
nervous and excretory

B.
cardiovascular and respiratory

C.
immune and muscular

D.
muscular and skeletal

B. Respiratory brings oxygen into the body and sends carbon dioxide out

sand 60

clay 10

silt 30

sandy loam should be dominated by the sand. as the amount of sand increased, the amount of slit needed to anchor the plants' roots to the sand will also be increased. even though the amount is very little, 10% part of clay is still necessary for proper oxidation.

this would be called india