WorksheetsBiomolecules Quiz
Total questions: 30
Worksheet time: 15mins
In humans, which of the following biomolecules store energy the most in terms of quantity?
Lipids
Proteins
Starch and fats
Nucleic acids
Lipids are biomolecules that usually contains fatty acids. Which of the following contains fatty acids?
Table sugar
Butter
Starch
Fruit juice
Disaccharides contain two simple sugar units such as sucrose and lactose. Which of the following bonds are used to link two simple sugar units?
Hydrogen bond
Glycosidic bond
Peptide bond
Polypeptide bond
Amino acids are the building blocks of proteins. Which of the following is not an amino acid?
Arginine
Histidine
Histamine
Methionine
The three important monosaccharides are glucose, galactose, and fructose. What sugar unit makes up table sugar or sucrose?
Glucose and glucose
Glucose and fructose
Glucose and galactose
Galactose and fructose
Which of the following does not belong to the lipid group?
Cholesterol
Fatty acid
Thymine
Oils
Carbohydrates are the primary source of energy in the body. Which of the following samples contain carbohydrates?
Egg white
Cereals
Oils
Wax
Which of the following monosaccharides are linked to form lactose?
Glucose and glucose
Glucose and fructose
Glucose and galactose
Galactose and fructose
Which of the following is a monosaccharide?
Lactose
Maltose
Fructose
Cellulose
Which of the following is not a part of a DNA molecule?
Five-carbon sugar
Adenine
Fatty acid
Cytosine
What is the main function of lipids?
Control chemical reactions
Store energy
Make up the cell membrane
Transport molecules
What is the main function of nucleic acids?
Enzyme production
Genetic information storage
Cell structure
Energy storage
Which of the following is a building block of proteins?
Starch
Monosaccharides
Fatty Acid
Nucleotide
What type of nutrient is lean meat?
Proteins
Lipids
Monosaccharides
Nucleic Acids
Which of the following is a complex carbohydrate?
Fatty Acid
Lean Meat
Monosaccharides
Starch
Which of the following are the 4 biomolecules?
Nucleic Acids
Proteins
Lipids
Carbohydrates
What is the primary function of carbohydrates?
Store energy
Primary energy source
Insulate the body
Provide genetic information
Which type of fats are mainly plant-based and liquid at room temperature?
Hydrogenated fats
Unsaturated fats
Saturated fats
Trans fats
How many different amino acids are there?
20
15
10
5
Which element is present in nucleic acids but not in carbohydrates?
Phosphorus
Carbon
Hydrogen
Oxygen
Which of the following is NOT a component of a nucleotide?
Nitrogen Base
Sugar
Phosphate
Carbon
What is the general formula of carbohydrates?
(CHN)^2
Cn(H2O)n
(C2HO)n
2(CHO)n
Which statement is correct about carbohydrates and lipids?
Both have a fatty acid end
Both contain carbon, hydrogen, and oxygen
Carbohydrates are water-insoluble, while lipids are water-soluble
Carbohydrates are hydrocarbon chains, while lipids are hydrocarbon rings
Which statement best describes essential amino acids?
amino acids found in all organism
amino acids essential to make other amino acids
amino acids that the body needs in order to function
amino acids that the body cannot make and must therefore be obtained from diet
Which is not found in the Nutrition Facts chart in food labels?
serving size
calories per serving
percent saturated fat
population group of consumer
Glycogen is a
monosaccharide
disaccharide
polysaccharide
starch
What is the main function of glycogen?
Energy carrier
Energy storage in plants
Structural support in plants
Energy storage in animals
Which polysaccharide provides structural support in plants?
Starch
Glycogen
Cellulose
Chitin
Which of the following is a disaccharide?
cellulose
fructose
glycogen
maltose
Which nitrogen base is not found in ribonucleic acid?
adenine
cytosine
thymine
uracil
