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Nutrition Quiz on Protein

Total questions: 19

Worksheet time: 10mins

Name
Class
Date
1.

What are proteins primarily made of?

a)

Amino Acids

b)

Carbohydrates

c)

Vitamins

d)

Minerals

2.

Which type of amino acids must be obtained through diet?

a)

Dispensable

b)

Synthesis

c)

Nonessential

d)

Essential

3.

What is the primary function of enzymes in the body?

a)

Provide energy

b)

Synthesize hormones

c)

Store nutrients

d)

Accelerate biochemical reactions

4.

What is the recommended dietary allowance (RDA) of protein for adults aged 19-70 years?

a)

1.5 g/kg/day

b)

1.0 g/kg/day

c)

0.8 g/kg/day

d)

0.5 g/kg/day

5.

Which of the following is a complete protein source?

a)

Corn

b)

Soy

c)

Peas

d)

Rice

6.

What is the process called that breaks down body tissues for energy?

a)

Digestion

b)

Catabolism

c)

Anabolism

d)

Metabolism

7.

What happens to nitrogen when proteins are degraded?

a)

It is stored in the liver

b)

It is excreted through urine

c)

It is converted to glucose

d)

It is used for energy

8.

Which type of vegetarian diet includes eggs and dairy products?

a)

Lacto-ovo vegetarian

b)

Ovo-vegetarian

c)

Lacto-vegetarian

d)

Vegan

9.

What is the role of buffers in the body?

a)

Transport nutrients

b)

Synthesize proteins

c)

Regulate pH levels

d)

Store energy

10.

What is the effect of inadequate protein intake on the body?

a)

Improved digestion

b)

Enhanced immune function

c)

Fluid accumulation in tissues

d)

Increased muscle mass

11.

Which of the following is NOT a function of proteins?

a)

Oxygen transport

b)

Photosynthesis

c)

Hormone synthesis

d)

Energy provision

12.

What is the first step in protein digestion?

a)

Absorption in the small intestine

b)

Denaturation by hydrochloric acid

c)

Activation of enzymes

d)

Formation of polypeptides

13.

What is the term for proteins that combine from different sources to form a complete protein?

a)

Nonessential proteins

b)

Essential proteins

c)

Incomplete proteins

d)

Complementary proteins

14.

What is the primary structural level of proteins called?

a)

Tertiary structure

b)

Quaternary structure

c)

Secondary structure

d)

Primary structure

15.

What is the main consequence of using proteins as an energy source?

a)

Increased muscle mass

b)

Improved digestion

c)

Depletion of lean body tissue

d)

Enhanced metabolic rate

16.

What is the role of antibodies in the immune system?

a)

Regulate hormones

b)

Synthesize proteins

c)

Provide energy

d)

Attack antigens

17.

What is the effect of protein on fluid balance in the body?

a)

Increases blood pressure

b)

Enhances digestion

c)

Pulls fluid back into capillaries

d)

Decreases muscle mass

18.

What is the significance of amino acids in protein synthesis?

a)

They store nutrients

b)

They regulate metabolism

c)

They provide energy

d)

They are building blocks of proteins

19.

What dietary factor can influence an individual's protein needs?

a)

Age

b)

Height

c)

All of the above

d)

Weight