We eat food composed of all the nutrients like carbohydrates, proteins, fats, vitamins, minerals and water. After digestion, these are absorbed in the form of glucose, amino acids, fatty acids, glycerol etc. What mechanisms are involved in absorption of digested food and water? Explain why when a person takes a concentrated solution of salt, after some time, he starts vomiting. What is the phenomenon responsible for such situation? [5 MARKS]

We eat food composed of all the nutrients like carbohydrates, proteins

1.	We eat food composed of all the nutrients like carbohydrates, proteins, fats, vitamins, minerals and water. After digestion, these are absorbed in the form of glucose, amino acids, fatty acids, glycerol etc. What mechanisms are involved in absorption of digested food and water? Explain why when a person takes a concentrated solution of salt, after some time, he starts vomiting. What is the phenomenon responsible for such situation? [5 MARKS]
Answer» We eat food composed of all the nutrients like carbohydrates, proteins, fats, vitamins, minerals and water. After digestion, these are absorbed in the form of glucose, amino acids, fatty acids, glycerol etc. What mechanisms are involved in absorption of digested food and water? Explain why when a person takes a concentrated solution of salt, after some time, he starts vomiting. What is the phenomenon responsible for such situation? [5 MARKS]