The role of bacterial population in the large intestine of man is to;
Correct answer: B. synthesize some vitamins
- A. break down of cellulose
- B. synthesize some vitamins
- C. produce intestinal juice
- D. absorb water and mineral salts
Explanation
The large intestine is home to trillions of bacteria which are majorly involved in the production of vitamins (vit B1, B9, B7, B2, b5, vitamin K) and controlling growth of harmful bacteria.
Last updated
About Human Digestive System
The human digestive system breaks food into absorbable molecules through mechanical processing, enzyme action and chemical conditions along the alimentary canal. Questions cover the mouth, stomach, small and large intestines, liver, pancreas and associated secretions, including the digestion and absorption of carbohydrates, proteins, lipids, vitamins, minerals and water.
Practise Digestion
680 free Digestion MCQs from Biology, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Biology questions like this
Biology is on 6 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.
Related questions
A painful burning sensation produced in the chest cavity usually associated with the back flush of acidic chyme into the esophagus is__________?
Acid present in gastric juice is_________?
All of the following are the constituents of human saliva EXCEPT
Ammonia is formed during digestion in:
An acrinus is composed of: