Topic: Human Digestive System Subtopic: Absorption
What is ratio of water and bacteria in faeces?
Answer: About two-third of the faeces is water, and half of the remaining is bacteria, mainly dead bacteria.
Learn also:
- What is major component of respiration?
- What is circulatory system?
- Why are plant roots important?
- How much is life of red blood cell?
- How does roots get energy and grow?
- Why are walls of left ventricle stronger?