Food Edmodo Test

Question 1

What do bile salts do

Answer 1

Emulsify fats/ neutralize acid in stomach

Question 2

What do anti ammunities do

Answer 2

Form antibodies

Productions of memory

Question 3

What happens when humans sweat during exercise

Answer 3

Body temperature increases

Sweat evaporates using heat from body

Question 4

Why should antibodies not be prescribed for the flu

Answer 4

Not effective against virus’s

Could kill useful bacteria

Question 5

Why is high sugar/ salt concentrations hard in food presentation

Answer 5

Food decay caused by bacteria

Death of bacteria

Question 6

Herotrophic

Answer 6

Get food from environment

Question 7

Omnivores

Answer 7

Eat both plants and animals

Question 8

Balanced diet

Answer 8

Corrects amount of each food type for health

Question 9

Lipase

Answer 9

A diverse group of substances that digest fat

Question 10

Name one part of the alimentary canal that secretes lipase

Answer 10

Stomach

Question 11

Functions of large intestine

Answer 11

Absorption of water

Peristalces

Question 12

2 beneficial functions of the bacteria that live in the digestive tract

Answer 12

Production of vitamins

Benefit immune systems

Question 13

PH contents of the small intestine

Answer 13

Highly acidic

Question 14

Polysaccharides

Answer 14

Many monosaccharides sugar molecules joined together

Question 15

Main structure of polysaccharides in plants

Answer 15

Cellulose (allow pectin)

Question 16

Describe composition of triglyceride molecules

Answer 16

Fatty acids and glycerols

Question 17

Structure role of lipids

Answer 17

Allow insolation

Question 18

Test/ chemicals used to demonstrate presence of protein in a food

Answer 18

Buiret/ copper sulfate + sodium hydroxide

Question 19

Name a protein that has a fiberous structure

Answer 19

Keratin

Question 20

Why is water required by a living organism

Answer 20

Reaction medium

Transport

Question 21

Metallic element present in haemoglobin

Answer 21

Iron (fe)

Question 22

Metabolic role of proteins

Answer 22

Forms antibodies

Question 23

Structural role of protein

Answer 23

Growth of hair and nails

Question 24

Name 2 biomolecular components of a lipid

Answer 24

Glycerol

Fatty acids

Question 25

Where do you find phospholipids in the human cell

Answer 25

Membrane

Question 26

Percentage of water (by mass) in human cell

Answer 26

70 - 95%

Question 27

How does a phospholipid differ from a fat

Answer 27

Phospholipids have 2 fatty acids

Fats have 3 fatty acids

Question 28

Fat Soluble

Answer 28

D

Question 29

State a disorder due to lack of vitamin

Answer 29

Rickets

Question 30

Rickets

Answer 30

Disease when bone tissue doesn’t mineralized leading to soft bones and skeletal deformities

Question 31

2 functions of minerals in organisms

Answer 31

Formation of soft tissue and pigment

Question 32

Benedicts or fehlings

Answer 32

Reducing sugar

Question 33

Symbiotic bacteria

Answer 33

Bacteria that live in or on another organism involving benefit

Question 34

Wheee is the lipase secreted

Answer 34

Pancreas or duodenum

Question 35

Distinguish between starch and glucose

Answer 35

Starch is a polysaccharide

Glucose is a monosaccharide

Question 36

Distinguish between cellulose and keratin

Answer 36

Cellulose is a polysaccharide

Keratin is a protein

Question 37

Distinguish between buiret test and Benedict’s (fehlings)

Answer 37

Buiret is a test for protein

Benedict’s is a test for reducing sugar

Question 38

Distinguish between Dad and oils

Answer 38

Fats are solid at room temperature

Oils are liquid at room temperature