Protein Quiz
By:Mohamed Mamdouh
Test Your Protein Knowledge
Welcome to the Protein Quiz! This quiz is designed to challenge your understanding of proteins, their structures, and their importance in nutrition. Dive in and test your knowledge with a variety of questions covering essential and non-essential amino acids, peptide bonds, and protein structures.
Whether you're a student, a teacher, or simply someone passionate about nutrition, this quiz will provide valuable insights. Topics include:
- Amino acids
- Peptide bonds
- Protein structures
- Protein fun
ctions - Nutrition facts
Amino acids are the building- blocks of
Proteins
DNA
RNA
Carbohydrates
Inactive pepsinogen is converted to active pepsin under the effect of
NaOH
HCL
Insulin
KOH
Cysteine is a/an ________ amino acid.
Acidic
Essential
Aromatic
Sulphur containing
Which of the following is an aliphatic branched amino acid
Glycine
Lysine
Arginine
Valine
Kidney beans is deficient in
Methionine
Lysine
Glycine
Proline
Wheat is deficient in
Methionine
Lysine
Glycine
Proline
Proteins of animal origin is considered
High biological value protein
Low biological value protein
Medium biological value protein
Protein of non biological value
Which of the following amino acids are aromatic in nature
Methionine
Isoleucine
Tryptophan
Histidine
Which of the following is a non-essential amino acid
Threonine
Glutamine
Phenylalanine
Valine
Proteins are formed primarily from ______ bonds.
Glycosidic
Peptide
Phosphodiester
Disulphide
How many peptide linkages does a hexapeptide have
4
5
6
7
How many peptide linkages does a pentapeptide have
4
5
6
7
What is the configuration of proteins in the primary structure
Helix
Line
Sheet
Globule
What makes up the primary structure of proteins
Peptides
Peptones
Amino acids
Polypeptides
Which of these bonds is present in the primary structure of protein
Peptide bond
Glycosidic bond
Hydrogen bond
Disulfide bonds
Which of these is a type of secondary structure of proteins
Line
Sheet
Globule
Spherical
Which of these structures is necessary for the activity of proteins
Alpha–helix
Primary structure
Beta–sheet
Tertiary structure
Which of these structures is three-dimensional
Tertiary structure
Primary structure
Alpha–helix
Beta–sheet
Which of these structures have more than one polypeptide chain
Primary
Tertiary
Quaternary
Secondary
Protein-energy malnutrition (PEM) corresponds to a state where the infant’s dietary intake is deficient in
(a) Carbohydrates
(b) overall calories
(c) proteins
both (b) and (c)
Which of the following diseases is caused by protein-energy malnutrition
Angina
Goiter
Marasmus
Tuberculosis
Which of the following statements is true about proteins
Proteins are polymers of glucose
Proteins are polymers of amino acids
Proteins are polymers of peptide bonds
Proteins are polymers of disulfide bridges
Proteins are made of _____ linked by _____.
Monosaccharides, peptide bonds
Amino acids, hydrogen bonds
Amino acids, peptide bonds
Monosaccharides, hydrogen bonds
The peptide bond is considered____bond
Ionic
Covalent
Non-covalent
Electrostatic
Phenyl alanine is
Amino acid
Fatty acid
Vitamin
Monosaccharide
All of the following are essential amino acids except
Methionine
Glycine
Lysine
Phenylalanine
Egg, milk, and meat are proteins
Proteins from animal sources
Contain all essential amino acids
With high biological value
All the above
A tripeptide has
2 amino acids and 1 peptide bond
3 amino acids and 2 peptide bonds
3 amino acids and 3 peptide bonds
3 amino acids and 4 peptide bonds
Enzymes are
Carbohydrates
DNA molecules
Proteins
Nucleic acids
Which one of the following is essential a.a
Serine
Threonine
Cysteine
Glutamic
Which of the following diseases caused by deficiency of proteins
Anemia
Kwashiorkor
Scurvy
Night blindness
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