Nutrition and digestion

Question 1

What are lipids

Answer 1

They are fats

Question 2

What is fibre

Answer 2

A type of carbohydrate that adds bulk to your food

Question 3

What enzyme help digest starch

Answer 3

Amalaze

Question 4

What enzyme help digest protein

Answer 4

Protease

Question 5

What enzyme help digest lipids

Answer 5

Lipase

Question 6

Name three minerals required for healthy body’s and what they are needed for

Answer 6

Sodium, nerves
Iron, blood
Calcium, teeth and bones

Question 7

What food groups and quantities are needed for a healthy diet

Answer 7

Lots of carbohydrates, lots of fibre, a fair amount of protein and a small amount of lipids

Question 8

What problem do you get if you eat too little

Answer 8

Starvation

Question 9

What problem do you get if you don’t eat enough calcium

Answer 9

Rickets

Question 10

What problem do you get if you don’t have enough vitamin c

Answer 10

Scurvy

Question 11

What problem do you get if you eat too much food especially sugar and fats

Answer 11

Obesity

Question 12

What are enzymes

Answer 12

They are proteins

Question 13

What do enzymes do

Answer 13

They speed up chemical reactions

Question 14

How do enzymes help the digestive process

Answer 14

They break down large food molecules into small ones so that they can fit through the wall of the small intestine

Question 15

Are enzymes specific of non specific

Answer 15

They are specific

Question 16

Are enzymes used up in the reaction

Answer 16

No, enzymes are re-cycled

Question 17

How do enzymes work

Answer 17

The substrate collides with the active site like a lock and key

Question 18

What three things affect the rate in which enzymes work at

Answer 18

PH
Temperature
Concentration of the enzyme

Question 19

Name the parts of the digestive system from top to bottom

Answer 19

Mouth
Oesophagus 
Stomach 
Small intestine 
Large intestine 
Anus

Question 20

What is the reaction that happens in the small intestine that helps move the food along

Answer 20

Peristalsis

Question 21

What lines the small intestine that helps speed up the absorption of food

Answer 21

Villi