Practice Proteins Multiple Choice Questions with Answers Quiz-1

Q.1.

Structural proteins

form structures needed in the body
are enzymes
are fats
are not needed for humans to live

Q.2.

What are catalysts?

chemicals that change the rate of chemical reactions
DNA
RNA
Punnett Squares

Q.3.

What is a peptide bond?

Bond that holds two amino acids together.
A bond that holds hydrogen and oxygen molecules together.
A bond that holds the phosphate group of one nucleotide and a sugar of a neighboring nucleotide.
A bond that is formed by the sharing of electrons.

Q.4.

Proteins are made of

CHO
CHON
CHONP`
CHONS

Q.5.

What is the complementary protein to broccoli?

Brown rice
Beans
Peanut Butter
Whole Wheat bread

Q.6.

Which of the following is NOT a function of proteins

Assist in blood clotting
Fight infections and diseases
Assist in the processing of glucose
None of the above

Q.7.

What are the monomers that make up proteins?

Monosaccharides
Amino acids
Nucleic acids
Fatty acids

Q.8.

What are the monomers of proteins?

triglycerides
monosaccharides
nucleotides
amino acids

Q.9.

Why does your body need Protein?

To build and repair
To oxygenate
To digest
To regulate
All of the above

Q.10.

What is the monomer of proteins?

amino acids
polypeptides
nucleotides
monosaccharides

Q.11.

What is an example of a protein?

Strawberries
Bread
Pasta
Steak

Q.12.

Cells must produce many different enzymes because

enzymes are quickly used up
most cellular reactions require a specific, unique enzyme
They have to have some way to use up the protein that they consume
enzymes are not very effective at speeding up reactions

Q.13.

This is one job proteins do NOT have in the body

storing genetic information
structure
speed up chemical reactions
transport things through cell membrane

Q.14.

What is a long chain of amino acids called?

Polysaccharide
Lipid
Carbohydrate
Polypeptide
Nucleic acid

Q.15.

What is the main function of protein in the body?

Is the main source of energy for the body
Helps to build and repair body tissue
Provide warmth and cushioning to the body's organs
Helps to transport vitamins through the body
All of the above are roles of protein in the body

Q.16.

When should you eat protein?

Once a day
Throughout the day
Once a month
Once a week

Q.17.

Which statement about enzymes is FALSE?

They are made from amino acids
They can be used multiple times
They lower the energy needed for reactions
A single enzyme has many different functions

Q.18.

The polymer which folds into proteins

Polypeptide
Amino Acids
Nucleic Acids
Polynucleotides

Q.19.

What elements make up amino acids?

Carbon, hydrogen and oxygen only
Carbon, hydrogen, oxygen and nitrogen only
Carbon, hydrogen and phosphorus only
Carbon, hydrogen, nitrogen and oxygen; and sometimes also sulfur

Q.20.

What does an amino acid look like?

It's a central carbon with two different groups attached.
It's a central carbon with three different groups attached.
It's a central carbon with four different groups attached.
It's a central carbon with five different groups attached.

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