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Food Tests

Food Tests

Assessment

Presentation

•

Science

•

9th - 10th Grade

•

Practice Problem

•

Medium

•
NGSS
MS-PS1-2, 5-PS3-1, MS-LS1-7

+3

Standards-aligned

Created by

Nyann M

Used 25+ times

FREE Resource

20 Slides • 33 Questions

1

Nutrition: Review & Food Tests

In this session you will review you basic understanding of roles of macro and micronutrients and you will be able to identify the various tests used to determine the presence of specific food substances.

Slide image

2

Slide image

Let's Review what you already know,

3

Multiple Choice

Which of the following nutrients provides energy to the body?

1

carbohydrates

2

vitamins

3

water

4

minerals

4

Multiple Choice

Which of the following nutrients is important for body, cell and muscle growth and repair?

1

vitamins

2

fats

3

proteins

4

carbohydrates

5

Multiple Choice

Which nutrient supplies the most energy per gram?

1

carbohydrates

2

fats

3

protein

4

water

6

Multiple Choice

What are the 6 nutrients?

1

carbs, meats, fibers, water, protein, dairy

2

carbs, fats, fibers, cheese, protein, and vegetables

3

fruits, milk, fibers, water, pork and vitamins

4

carbs, fats, minerals, water, proteins and vitamins

7

Multiple Select

Which of the followign two statements define a macro and a micro nutrient?

1

a macro nutrient is a nutrient needed in large quantities.

2

A micro nutrient is a nutrient needed in large quantities

3

a macro nutrient is a nutrient needed in small quantities

4

a micro nutrient is a nutrient needed in small quantities

8

Multiple Choice

Which food group does glucose and starch belong to?

1

fats

2

Vitamins

3

proteins

4

carbohydrates

9

Multiple Choice

The building blocks of starch are

1

glycerol

2

amino acids

3

sugars

4

fatty acids

10

Multiple Choice

The building blocks of lipids are

1

Starches

2

Fatty acids and Glycerol

3

Sugars

4

Amino Acids

11

Multiple Choice

True or False. All cholesterol is bad for you.

1

True

2

False

12

Multiple Choice

The role of fibre is to

1

Strengthen teeth and bones

2

Keep the digestive system healthy

3

Provides the body with energy

4

Repairs muscle and tissues

13

Multiple Choice

This nutrient makes up 75% of your body:
1
water
2
vitamin A
3
carbohydrates 
4
protein 

14

Multiple Choice

Ashley is getting ready for her soccer game.  Which nutrient will give her body the main fuel for her game? 
1
Fat
2
Water
3
Multi-vitamin
4
Carbohydrates

15

Multiple Choice

To stay healthy, you should know:
1
How to make food for your family.
2
Your serving sizes and food groups.
3
That you should eat whenever you are hungry.

16

Multiple Choice

Which of the following is an example of a healthy snack?
1
chips
2
pop tart
3
banana
4
doughnut

17

Multiple Choice

The amount of energy released when nutrients are broken down is measured in units called
1
grams
2
calories
3
ounces
4
pounds

18

Multiple Choice

Organic compounds that control several body functions. e.g. A, C, K
1
Carbohydrates
2
Metabolism
3
Vitamins
4
Digestion

19

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20

21

Watch the following videos

You must watch the videos in the following slides and take note of the procedures involved in testing for the various food substances:

(1) Reducing and Non- Reducing Sugars

(2) Fats

(3) Proteins

(4) Starch

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22

Testing for Reducing and Non- Reducing Sugars

23

24

Testing for Glucose

25

26

Testing for Starch

27

28

Testing for fat

29

30

Testing for fat

Grease Sport Test

31

32

Testing for Protein

33

34

Let's summarize

35

Slide image

36

Let's Review

37

Multiple Choice

Which chemicals did you mix to test for proteins - biuret test?

1

Ethanol and water

2

Iodine and potassium permanganate

3

Benedicts Solution

4

Sodium Hydroxide and Copper Sulphate

38

Multiple Choice

How do you test for lipids?

1

By using Ethanol and water

2

By using Benedicts solution

3

By using Iodine

4

By using Biuret test

39

Multiple Choice

Question image

Tara conducted several tests on a mystery solution. Her results were as follows:

*Biuret's = purplish/violet; *Benedict's = orange; *Sudan III = yellow; *Iodine = black.

Which biomolecules were present in the mystery solution?

1

protein & carbohydrate

2

protein & lipid

3

carbohydrate & lipid

4

protein, carbohydrate, & lipid

40

Multiple Choice

Question image

Which biomolecule does Benedict's solution test for?

1

simple carbohydrate (monosaccharides)

2

complex carbohydrates (polysaccharides)

3

proteins

4

lipids

41

Multiple Choice

Question image

Which biomolecule turns iodine solution black?

1

complex carbohydrate (polysaccharide)

2

protein

3

simple carbohydrate (monosaccharide)

4

lipid

42

Multiple Choice

Question image

The test tubes in the photo represent a negative and positive result for

1

Benedict's with glucose

2

Biuret with protein

3

Iodine with starch

4

Ethanol with fat

43

Multiple Choice

Question image

This photo represents a

1

negative test for glucose

2

negative test for protein

3

positive test for starch

4

positive test for glucose

44

Multiple Choice

In this experiment, you must put your test tubes into a hot water bath

1

Benedict's Test

2

Biurets Test

3

Iodine Test

4

Ethanol Emulsion Test

45

Multiple Choice

What is a positive result for the lipid emulsion test?

1

milky white colour

2

clear

3

yellow

4

green

46

Multiple Choice

A negative test for glucose will cause Benedicts to stay...

1

brick red

2

blue

3

black

4

orange

47

Multiple Choice

A negative test for protein will cause Biuret to stay...

1

brick red

2

blue

3

black

4

orange

48

Multiple Choice

When large amounts of glucose is present Benedicts turns...
1
purple
2
blue-black
3
brick-red
4
green

49

Multiple Choice

When protein is present Biuret turns...

1

purple

2

blue-black

3

orange

4

brick red

50

Multiple Choice

When starch is present iodine turns...

1

purple

2

blue-black

3

orange

4

brick red

51

Multiple Choice

Which of the following tests for glucose?

1

Iodine

2

Benedicts

3

Biuret

4

Emulsion

52

Multiple Choice

Which of the following tests for protein?

1

Iodine

2

Benedicts

3

Biuret

4

Emulsion

53

Multiple Choice

Which of the following tests for starch?

1

Iodine

2

Benedict's

3

Biuret

4

Emulsion

Nutrition: Review & Food Tests

In this session you will review you basic understanding of roles of macro and micronutrients and you will be able to identify the various tests used to determine the presence of specific food substances.

Slide image

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