Biomolecules Worksheet
A Grade 11 Science worksheet covering the four major types of biomolecules: carbohydrates, lipids, proteins, and nucleic acids.
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Biomolecules: The Molecules of Life
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Read each question carefully and provide your best answer. This worksheet covers the four major types of biomolecules: carbohydrates, lipids, proteins, and nucleic acids.
1. Which of the following biomolecules is primarily responsible for long-term energy storage in animals?
Carbohydrates
Lipids
Proteins
Nucleic Acids
2. Which type of biomolecule is characterized by its hydrophobic nature and insolubility in water?
Carbohydrates
Lipids
Proteins
Nucleic Acids
3. The monomer unit of a protein is an .
4. DNA and RNA are examples of acids.
5. Glycogen is a polysaccharide that serves as an energy storage molecule in and .
6. All lipids are composed of long chains of fatty acids.
True
False
7. Enzymes are a type of protein that speed up biochemical reactions.
True
False
8. Describe the primary function of nucleic acids in living organisms.
9. Explain the difference between a monosaccharide and a polysaccharide, providing an example of each.
Match the biomolecule with its primary building block (monomer).
10. Carbohydrates
a. Amino Acids
11. Proteins
b. Nucleotides
12. Nucleic Acids
c. Monosaccharides
13. Observe the image below, which represents a general structure of a biomolecule. Identify the type of biomolecule and briefly describe one of its key functions.
