It’s is a large tube that soaks up water and minerals and leaves only waste.
Large Intestine
The process whereby plants use the energy of the sun to produce sugar from CO2 and water
photosynthesis
Food substances that enable the body to grow and repair its tissues.
proteins
Food substances that our body requires in small amounts only.
vitamins and minerals
The process by which organisms use oxygen to break down food molecules to get chemical energy for cell functions.
Cellular Respiration
The process by which the body breaks down food so that it can be used for energy.
digestion
Where mechanical digestion takes place?
Mouth
It’s a muscular bag that mashes food and mixes the food with digestive juices.
Stomach
food substances that act as the main source of energy.
carbohydrates
food substances that contain a very high amount of energy
fats/lipids
Potato, rice, corn, bread, oats
Carbohydrates
A fluid in the mouth that helps digest food.
Saliva
chicken, beans, lentils, beef, pork, fish
proteins
sugar
carbohydrate
Nutrients pass into the blood stream in this organ.
Small Intestine
When they reach the stomach, mashed-up food particles mix with:
Gastric juices
The process of producing cellular energy involving oxygen.
Aerobic Respiration
It moves food from the mouth to the stomach.
Oesophagus
What are the reactants in Photosynthesis?
Carbon Dioxide and Water
Replace with the correct food group. Egg has a lot of carbohydrates.
Egg has a lot of protein.
Form of respiration which does not use oxygen.
Anaerobic Respiration
It makes a juice called bile that helps break large blobs of fat into tiny droplets
Liver
nuts, avocado, olive oil and margarine.
fats/lipids
the extra energy gain from overeating will be stored as
body fat
What is the function of the digestive system?
To break down food so that nutrients can be absorbed.