What is the term when we breathe out air?

Which is the correct order when air is breathed in?

What is the main part of air that the body uses in the lungs?

What is/are produced after respiration in the lungs?

What is the main part of air that is used by the body?

Which part of respiratory system, air must pass through after passing through the windpipe?

Which part of respiratory system, air must pass through after passing through the nostrils?

Which part of respiratory system, oxygen is absorbed into the blood

Which is an example of physical digestion?

Where does enzymes comes from in the mouth?

Which part of digestive system start the digestion of food?

Which part of digestive system produces enzymes to digest proteins only?

Which part of digestive system produces enzymes to digest carbohydrates?

Which part of digestive system is the last stage where undigested food will pass?

Which is the correct order of digestive system undigested food will pass?

Which part of digestive system produces enzymes to digest carbohydrates, proteins and fats?

Which part of digestive system does not digest any food?

How does digested food is carried around to all parts of the body?

Which part of digestive system end the digestion of food?

What will be absorbed through the walls of large intestine?

What is undigested food that pass through rectum known as?

Where is faeces or undigested food stored?