Nutrition

Question 1

What are the contents of a healthy human diet

Answer 1

Carbohydrates
Lipids (Fats and Oils)
Proteins
Vitamins
Minerals
Fibre
Water

Question 2

Lacking in a specific nutrient is called

Answer 2

Malnutrition

Question 3

How do we test for starch

Answer 3

Add two drops of iodine to the sample. If starch is present, it will turn blue/black

Question 4

Name in order to organise the food passes through

Answer 4

Mouth, oesophagus, stomach, small intestine, large intestine, rectum, and anus

Question 5

Name three organs involved in digestion that food does not pass through 

Answer 5

Liver, pancreas and gall bladder

Question 6

What is the function of the mouth?

Answer 6

To mechanically chew the food, and where amylase is secreted by the salivary glands 

Question 7

Name an acid found in the stomach

Answer 7

Hydrochloric acid

Question 8

What are the two main functions of bile?

Answer 8

1.neutralise stomach acid to provide a substitute pH for enzymes
2.emulsifies fats

Question 9

What is the function of the small intestine 

Answer 9

Where digested food is absorbed into the blood

Question 10

Why are enzymes known as biological catalysts 

Answer 10

They speed up reactions without being used up in living things