1.
2.
In a research, it is proved that in old age one should take more quantity of proteins in diet than any other group of food. Which of the following justifies this?
3.
The given statements which summarize the process of digestion are not given in a correct sequence. Arrange them in sequence and select the correct option.
P. Absorption of water
Q. Churning of food and addition of digestive juices
R. Mixing with saliva
S. Complete digestion of food and absorption of nutrients
T. Expulsion of faces
4.
5.
6.
Which of the following statements about saliva are correct?
1. Saliva is mainly water.
2. Saliva makes it easier for us to swallow our food.
3. Saliva softens our food.
7.
I have a crown, I am not a king.
I have a neck, I am not an animal.
I have a root, I am not a plant.What does 'I' represent in the above riddle?
8.
Which of the following parts of digestive system is the longest?
9.
10.
________ is the organ where absorption of water from food occurs.