Food

Question 1

Food is needed for

Answer 1

Energy (ATP - Adenine Triphosphate)
Growth of new cells
and Repair of existing cells

Question 2

Made up of 6 chemical elements

Answer 2

CHONPS
Carbon
Hydrogen
Oxygen
Nitrogen
Phosphurus
Sulfur

Question 3

Salts :

Answer 3

Sodium(NA) ,Magnesium(Mg) ,Chlorine, Potassium and Calcium

Question 4

3 trace elements

Answer 4

Iron - Blood
Copper - Heart Health
Zinc - Immune system

Question 5

Carbohydrates made up of

Answer 5

Carbon Hydrogen Oxygen

Question 6

Genereal formula

Answer 6

Cx(H2O)y

Twice a many hydrogen molecules as oxygen moleculues

Question 7

3 types of Carbs

Answer 7

Monosaccharide
Disaccharide
Polysaccharide

Question 8

Monosaccharide

Answer 8

single sugar molecules
soluble in water
E.X Glucose Fructose

Question 9

Disaccharide

Answer 9

double sugar molecules
soluble in water
sweet to taste
EX Sucrose lactose maltose

Question 10

Polysaccharide

Answer 10

Many monosaccharide sugar molecules joined together
not soluble or sweet
EX Starch Cellulose

Question 11

Lipids

Answer 11

Fats (solid at room temp)
Oils (Liquid at room temp)
Steroids (Include cholesterol and some sex hormones)
Waxes ( cover insect bodies and plant leaves)

Question 12

Lipid is made up of

Answer 12

Carbon Hydrogen Oxygen
does not have the same ratio as Carbs
made up of 2 main types of molecules = fatty acid and glycerol

Question 13

Triglycerides

Answer 13

glycerol attached to 3 fatty acids

Question 14

Phospholipid

Answer 14

glycerol attached to 2 fatty acids and a phosphate

Question 15

Role of lipid

Answer 15

Heat insulation
protect organs
waterproofing

Question 16

Proteins

Answer 16

Made up of long chains of amino acids
amino acids joined together by peptide bonds
results in the formation of polypeptide chains

Question 17

twisted protein

Answer 17

fibrous

Question 18

Folded protein

Answer 18

globular

Question 19

Prion

Answer 19

protein that does not fold correctly

Question 20

Vitamins

Answer 20

essential organic catalyst of metabolism
needed in small amounts not made in the body
differ from each other chemically

Question 21

water

Answer 21

B and C

Question 22

Fat soluble

Answer 22

A D E K

Question 23

Vitamin C

Answer 23

making collagen for connective tissue
Iron absorption
Defficiency = scurvy

Question 24

Vitamin D

Answer 24

Rickets (children )

Osteomalacia