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8A Quizz

Total questions: 85

Worksheet time: 44mins

Name
Class
Date
1.
The substances in food that your body needs to grow, have energy, and stay healthy are called?
a)
Nutrients
b)
Proteins
c)
Vitamins
d)
Carbohydrates
2.
Which nutrient helps rebuild and repair muscles?
a)
Dairy
b)
Sodium
c)
Carbohydrates
d)
Protein
3.
Water
a)
Gives us energy
b)
Helps body to absorb fat
c)
Carries nutrients around body
d)
Is not a nutrient
4.
Grains are a good source of...
a)
Protein
b)
Carbohydrates
c)
Sugar
d)
Water
5.
Fish, nuts, oils and avocado are healthy sources of....
a)
Fiber
b)
Protein
c)
Minerals
d)
Fat
6.
Sugars are...
a)
cholesterol
b)
complex carbohydrates 
c)
amino acids 
d)
simple carbohydrates 
7.
What are substances found in food that your body needs for survival, development, energy and growth? (Hint: There are 6 of them!)
a)
Carbohydrates
b)
Vitamins
c)
Proteins
d)
Nutrients
8.
A monomer unit that makes up lipids is __________________ and _____________.
a)
Saccharides, nucleotides
b)
Amino acids, glycerol
c)
Glycerol, saccharides
d)
Fatty acids, glycerol 
9.
Define the term 'balanced diet'.
a)
A diet containing some nutrients in the correct proportions.
b)
A diet containing most nutrients in the correct proportions.
c)
A diet containing none nutrients in the correct proportions.
d)
A diet containing all nutrients in the correct proportions.
10.
Water is the most abundant molecule found in living organisms.  Most mammals, in fact are approximately 70% water by weight.  About two-thirds of this water is present inside cells.  The other one-third is present outside cells (e.g., in blood plasma or other body fluids).  Why is water so important to cells?
a)
Water is stored in the cells to be used when the organism gets thirsty.
b)
Almost all the chemical reactions in life processes occur in solutions with water.
c)
Water determines which proteins are translated from the cellular DNA.
d)
The main structural component found in plasma membranes and cell walls is water.
11.
Which component of a healthy, balanced diet helps with constipation? 
a)
Fibre
b)
Fats
c)
Minerals
d)
Protein
12.

Males usually require more energy than females because they

a)

are more aggressive

b)

lose heat more easily

c)

are stronger

d)

more active

13.
Which performers  can benefit from a protein-rich diet?
a)
Tennis players, golfers
b)
Swimmers, footballers
c)
3000m runner, long distance runner
d)
Weight lifters, Sprinters,
14.
How many calories would you consume if you ate the entire product? 
a)
50
b)
200
c)
990
d)
110
15.
Which nutrient contributes the most calories to this product?
a)
Carbohydrates
b)
Fats
c)
Proteins  
16.

You consume 2 servings of ice cream, how many calories are you consuming?

a)

150

b)

275

c)

300

d)

350

17.
Which enzyme catalyses proteins to amino acids?
a)
Amylase
b)
Lipase
c)
Protease
d)
Don't know
18.
Which enzyme catalyses lipids to fatty acids and glycerol?
a)
Amylase
b)
Lipase
c)
Protease
d)
Don't know
19.
Tick all that apply. The villi are designed to...
a)
Increase the surface area for absorption of the products of digestion
b)
To maintain a diffusion gradient between the inside of the small intestine and the blood
c)
Absorb digested lipids into the lymphatic system
d)
To make bile to emulsify lipids
e)
Don't know
20.
In which section of the digestive system are the villi found?
a)
Ileum
b)
Colon
c)
Duodenum
d)
Don't know
21.
Iodine is a substance that detects starch. What colour indicates that starch has been detected?
a)
Blue-black
b)
Purple
c)
Bright red
d)
Don't know
22.

The major functions of the digestive system are to digest food and to absorb nutrients into the __________.

a)

stomach

b)

small intestine

c)

bloodstream

d)

heart

23.

What is the function of the teeth and tongue?

a)

chemical digestion

b)

mechanical disgestion

c)

break down food

d)

they only chew food

24.

Which organ churns food and uses acid and enzymes to break down food?

a)

mouth

b)

stomach

c)

pancreas

d)

esophagus

25.

Which of the following is considered to be an accessory organ of digestion?

a)

mouth

b)

pancreas

c)

stomach

d)

small intestine

26.

Nutrients from digested food are absorbed in which digestive organ?

a)

small intestine

b)

large intestine

c)

stomach

d)

gallbladder

27.

What does saliva do?

a)

Chemically digests food in the stomach

b)

Absorbs nutrients from food so the body has energy.

c)

Protects the stomach from digesting iteself

d)

Chemically digests food in the mouth.

28.

What are the steps of the digetive process?

a)

Digestion in the small intestine, chewing, in the stomach, absorption and waste elimination.

b)

Chewing, digestion in the stomach, waste elimination, absoption and digestion in the small intestine.

c)

Chewing, digestion in the stomach, digestion in the small intestine, absorption and waste elimination.

d)

Chewing, digestion in the small intestine, digestion in the stomach, waste elimination and absorption

29.

The large intestine's major role is to ....

a)

absorb water from the undigested food

b)

break down food

c)

exhale carbon dioxide

d)

absorb nutrients from the food

30.

Jerry wants to build up his muscles, which food group intake he should increase ? 

a)

Carbohydrate

b)

Proteins

c)

Fats

d)

Vitamin

31.

The purpose of carbohydrates is ....

a)

to boost the immune system and fight off infection

b)

to provide a layer of insulation for protection

c)

to provide the body with energy

d)

to help us get a good night's rest

32.

This nutrient helps keep your bones and teeth strong

a)

vitamins

b)

minerals

c)

carbohydrates

d)

proteins

33.

Jenna doctor told her she was Anemic what nutrients is she lacking in her diet

a)

Carbohydrate

b)

Calcium

c)

Protein

d)

Iron

34.

What is malnutrition?

a)

When a person doesn't get the right amount of food, vitamins or minerals.

b)

When a person consumes too many calories.

c)

When a person does not consume enough food.

35.

What is kwashiorkor caused by?

a)

Severe malnutrition

b)

Overnutrition

c)

Junk food

36.

What causes scurvy?

a)

Vitamin A deficiency

b)

Vitamin C deficiency

c)

Calcium deficiency

37.

What causes rickets?

a)

Vitamin A Deficiency

b)

Vitamin C deficiency

c)

Vitamin D deficiency

38.

True or False: Fats give us less energy than carbohydrates?

a)

True

b)

False

39.
Which nutrient insulates the body against the cold and protects internal organs?
a)
Proteins
b)
Fats
c)
Minerals
d)
Nutrients
40.

What Type of nutrientes the foods in the pictures have more

a)

vitamins

b)

proteins

c)

carbohydrates

d)

lipids

41.

What Type of nutrientes the foods in the pictures have more

a)

vitamins

b)

proteins

c)

carbohydrates

d)

lipids

42.
_____________ increases the risk of diet related diseases.
a)
High Blood Pressure
b)
Coronary Heart Disease
c)
Diabetes
d)
Obesity
43.

What will happen if we lack/ deficiency of vitamin C?

a)

Blindness

b)

Scurvy

c)

Rickets

44.

Deficiency of Vitamin D causes

a)

Rickets

b)

Scurvy

c)

Marasmus

d)

Flu

45.

Anaemia is causee by deficiency of

a)

Protein

b)

Iron

c)

Iodine

d)

Fat

46.

Deficiency of which nutrient leads to this disease?

a)

Vitamin A

b)

Vitamin D

c)

Vitamin C

47.

Lack of exposure to sunlight may lead to deficiency of this ______________.

a)

Vitamin D

b)

Vitamin K

c)

Vitamin E

48.
I am found in plant and animal sources like peanut butter and eggs. What nutrient am I?
a)
Protein
b)
Water
c)
Sugar
d)
Iron
49.

Infection and bleeding of gums can be prevented by having foods rich in ___________.

a)

Iron

b)

Calcium

c)

Vitamin C

50.
The process of breaking down food into a form the body can use.
a)
Diet
b)
Metabolism
c)
Calories
d)
Digestion
51.

How many key nutrients are there that the body needs to be healthy?

a)

1

b)

7

c)

5

d)

9

52.

Which of the following are functions of water?

a)

Removes waste products

b)

Maintain body temperature

c)

Transport nutrients

d)

Helps in digestion

53.

Deficiency of Vitamin D causes

a)

Bone problems

b)

Growth problems

c)

Blood problems

d)

Flu

54.

__________ is caused by a lack of vitamin C, and causes painful joints and bleeding gums.

a)

Kwashiorkor

b)

Night blindness

c)

Scurvy

d)

Rickets

55.

People who have a problem caused by too much or too little of a nutrient in their diets are said to suffer from __________.

a)

Starvation

b)

Malnutrition

56.

A young child suffering from a loss of muscle and a large belly that sticks out may have _______________________

a)

Scurvy

b)

Goiter

c)

Kwashiorkor

d)

Rickets

57.

According to pie chart given, which food should be eaten minimum, least?

a)

carbohydrates

b)

sugars

c)

proteins

d)

fats

58.
Which of the following is NOT a factor that determines how much energy we need.
a)
Age
b)
Gender
c)
Health status
d)
Level of activity
59.

According to Figure given Male active male needs ________ kJ per day.

a)

5000

b)

10000

c)

15000

d)

20000

60.

According to the figure given Female with age 18 needs ______kJ per day.

a)

5000

b)

10000

c)

15000

d)

20000

61.

Which BMI category does a student belong with 50kg body mass and 150cm tall?

a)

underweight

b)

healthy

c)

overweight

d)

obese

62.

Lack of exposure to sunlight may lead to deficiency of this ______________.

a)

Vitamin D

b)

Vitamin K

c)

Vitamin E

63.

__________ causes weak bones that do not form properly, and can be caused by a lack of calcium and vitamin D.

a)

Kwashiorkor

b)

Anemia

c)

Scurvy

d)

Rickets

64.

Constipation is the result of deficiency in_______________.

a)

protein and fat

b)

water and fibre

c)

sugar and fat

d)

fiber and protein

65.

The vitamin synthesized by human skin using sunlight is

a)

A

b)

E

c)

K

d)

D

66.

A Footballer who wants to maintain strength but not put on weight is an example of what type of energy relationship.

a)

Calories eaten < Calories burned

b)

Calories eaten > Calories burned

c)

Calories eaten = Calories burned

67.

Which of these athletes would benefit most from a 'high protein diet'?

a)

Marathon runner

b)

Tennis player

c)

Gymnast

d)

Body builder

68.

Most nutrient absorption occurs in the ________________ .

a)

mouth

b)

stomach

c)

large intestines

d)

small intestines

69.

Which of these increase does not allow the ileum to be adapted for absorption

a)

large surface area

b)

richly supplied with blood capillaries and lymphatic capillaries

c)

ileum is one cell thick

d)

long

70.

In which order do these events occur in human nutrition? *2014 Q25

a)

digestion-ingestion-absorption-assimilation

b)

digestion-ingestion-assimilation-absorption

c)

ingestion-digestion-absorption-assimilation

d)

ingestion-digestion-assimilation-absorption

71.

Where in the body would Hydrochloric acids be found?

a)
Mouth
b)
Esophagus
c)
Liver
d)
Stomach
72.

Name the enzyme in the saliva.

a)

salivary maltase

b)

salivary amylase

c)

salivary lipase

d)

salivary pepsin

73.
What is a Cataylst?
a)
A substance that speeds up a rate of chemical reaction.
b)
Molecules that make enzymes work harder and faster 
c)
reaction of an enzyme
d)
A substance that slows down a rate of chemical reaction.
74.
Based on the graph, what is the optimal temperature for this enzyme? 
a)
15oC
b)
40oC
c)
30oC
d)
35oC
75.
Any substance that is acted upon by an enzyme is called a(n)?
a)
Coenzyme
b)
Substrate
c)
Vitamin
d)
Polypeptide
76.
What is the purpose  of an enzyme?
a)
give permission for the reaction
b)
raise activation energy
c)
speed up reactions
d)
control how many reactions occur
77.

Where is salivary amylase secreted?

a)

Salivary glands

b)

pancreas

c)

small intestine

d)

stomach

78.

Where does the absorption of nutrients take place

a)

Large intestine

b)

Small intestine

c)

Stomach

d)

Pancreas

79.

What tube connects the mouth to the stomach

a)

trachea

b)

oesophagus

c)

small intestine

d)

large intestine

80.

Where is bile stored?

a)

Liver

b)

Gall bladder

c)

Stomach

d)

Pancreas

81.

I am used to test for the presence of complex carbohydrates (starch)

a)

Benedict's Test

b)

Biuret Test

c)

Iodine Test

d)

Ethanol Emulsion Test

82.

I am used to test for the presence of protein

a)

Benedict's Test

b)

Biuret Test

c)

Iodine Test

d)

Ethanol Emulsion Test

83.

If I am positive, I will turn dark blue/black

a)

Benedict's Test

b)

Biuret Test

c)

Iodine Test

d)

Ethanol Emulsion Test

84.

If I am positive, I will turn purple (violet)

a)

Benedict's Test

b)

Biuret Test

c)

Iodine Test

d)

Ethanol Emulsion Test

85.

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

a)

Benedict's with glucose

b)

Biuret with protein

c)

Iodine with starch

d)

Ethanol with fat

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