WorksheetsBiomolecules and Their Functions
Total questions: 34
Worksheet time: 20mins
Which biomolecule is the main source of energy for cells?
Nucleic acids
Lipids
Carbohydrates
Proteins
What is the building block of proteins?
Amino acids
Fatty acids
Nucleotides
Glucose
Which biomolecule is responsible for storing genetic information?
Lipids
Carbohydrates
Proteins
Nucleic acids
Lipids are important because they:
Provide short-term energy storage
Form cell membranes
Store genetic information
Provide structural support
The primary role of carbohydrates in the body is to:
Store energy long-term
Provide quick energy
Build muscle
Store genetic information
Which of the following is an example of a protein?
Glucose
Enzyme
DNA
Fat
DNA and RNA are examples of:
Proteins
Carbohydrates
Nucleic acids
Lipids
What are lipids primarily made of?
Amino acids
Nucleotides
Fatty acids
Sugars
Nucleic acids like DNA are made up of building blocks called:
Nucleotides
Amino acids
Fatty acids
Monosaccharides
Proteins play a key role in:
Storing genetic information
Providing structural support and catalyzing reactions
Long-term energy storage
Forming the cell membrane
Which of the following is NOT a function of lipids?
Energy storage
Insulating the body
Catalyzing chemical reactions
Forming cell membranes
Amino acids link together to form:
Carbohydrates
Lipids
Nucleic acids
Proteins
Glucose is an example of:
A protein
A carbohydrate
A lipid
A nucleotide
Which of the following describes the function of enzymes?
They store energy
They act as biological catalysts
They make up the cell membrane
They transmit genetic information
The role of RNA in cells is to:
Store energy
Build proteins
Break down lipids
Form cell membranes
What is the function of nucleic acids in the cell?
Store energy
Store and transmit genetic information
Build muscles
Form the cell membrane
Why are lipids important to the structure of the cell?
They help in photosynthesis.
They form the cell membrane, which protects the cell.
They are the primary energy source.
They carry genetic information.
The role of carbohydrates in living organisms is:
Provide quick energy
Store genetic information
Build cell membranes
Provide insulation
How are proteins different from carbohydrates in terms of their function?
Proteins provide quick energy, carbohydrates build tissues.
Proteins store genetic information, carbohydrates build muscles.
Proteins serve as structural components and enzymes, carbohydrates mainly provide energy.
Proteins make up the cell membrane, carbohydrates store long-term energy.
What are the building blocks of nucleic acids?
Amino acids
Fatty acids
Nucleotides
Sugars
Nucleotides are important because they:
Store energy
Provide insulation for the body
Store and transmit genetic information
Break down fats
Which biomolecule forms the cell membrane?
Carbohydrates
Lipids
Proteins
Nucleic acids
Which biomolecule is most responsible for speeding up chemical reactions?
Proteins
Carbohydrates
Nucleic acids
Lipids
Which of the following is NOT a role of proteins?
Build muscle and tissue
Catalyze chemical reactions
Store genetic information
Provide structural support
A difference between DNA and RNA is:
DNA builds proteins, RNA stores genetic information
DNA is single-stranded, RNA is double-stranded
DNA stores genetic information, RNA helps build proteins
DNA and RNA have the same function
What is the role of glucose in the body?
Provide quick energy
Store genetic information
Build muscles
Create hormones
Which of the following is NOT a nucleotide?
Adenine
Guanine
Glucose
Cytosine
Why are carbohydrates referred to as the body’s main energy source?
They store genetic information.
They provide quick energy for bodily functions.
They make up the structure of muscles.
They form the cell membrane.
Which molecule contains the instructions for making proteins?
Lipids
Carbohydrates
RNA
DNA
Lipids are hydrophilic and mix well with water.
(a)
Nucleic acids are responsible for storing and transmitting genetic information.
(a)
Proteins can function as enzymes, which speed up chemical reactions in the cell.
(a)
Carbohydrates provide long-term energy storage.
(a)
Proteins are made of nucleotides.
(a)
