Answer:
(b) Digestive tract and liver
Explanation:
The digestive system consists of the digestive tract and liver. The digestive tract is made up of a large number of parts. These parts include the esophagus, stomach, intestines, rectum, etc. Food enters the mouth and travels down the digestive tract and out passing the rectum. The liver is where the blood passes through and it is responsible for many functions such as the metabolizing of fats and proteins, separating and storing vitamins and minerals, regulating different chemicals found in the blood, etc.
Answer: These animals eat algae in the water.
Explanation: They clean the water in other words.
Answer:
i need help with this too somebody help
Explanation:
Weathering can be caused by rain,snow,heat,and as well as wind.