Living things need food and water to get rid of waste because its necessary for homeostasis. Living things need food and water for excretion of waste product from the body .<span />
The answer is C. define what the process is.
Answer:
B
Explanation:
Hunting and communicating is something they learn.
Answer:
Iron from the sand.
Explanation:
Since some types of ocean life, (plankton, algae, etc.) do sometimes not get enough iron, (nutrient) in their bodies, sand is needed for their survival. Sand has lots of iron for the animals' health, so sand is vital for their health and survival.