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WorksheetsBiomolecules- Mr. Legatob
Total questions: 10
Worksheet time: 14mins
What are the four most common elements in living things?
Carbon, Hydrogen, Oxygen, and Nitrogen
Carbon, Nitrogen, Sulfur, and Hydrogen
Carbon, Hydrogen, Fluorine, and Silicon
Carbon, Oxygen, Nitrogen, and Iodine
Which statement BEST compares a function of proteins and lipids in a human cell?
Proteins allow for the transport of certain molecules into and out of the cell while lipids store genetic information for cells.
Proteins catalyze chemical reactions inside the cell while lipids allow for the transport of certain molecules into and out of the cell.
Proteins provide energy for cellular processes while lipids catalyze chemical reactions inside the cell.
Proteins store genetic information for cells while lipids provide energy for cellular processes.
A student makes a Venn diagram to compare the functions of carbohydrates and lipids.
Which cellular function of carbohydrates and lipids should be placed in the shared section of the Venn diagram?
Catalyst for chemical reactions.
Structural support of cell walls.
Hormone production.
Energy storage.
A table of four types of carbohydrates is shown.
Which list correctly matches the functions to the types of carbohydrates?
Energy: glycogen and chitin
Structure: Cellulose and starch
Energy: glycogen and starch
Structure: Cellulose and chitin
Energy: Cellulose and chitin
Structure: Glycogen and starch
Energy: Cellulose and starch
Structure: Glycogen and chitin
Starch, Cellulose, and Glycogen, are examples of which of the following biomolecule?
Lipids
Carbohydrates
Proteins
Nucleic Acids
Which of the following correctly matches the enzyme to its substrate?
Pepsin: Starch
Amylase: Protein
Lipase: Fats
Pepsin: Proteins
Amylase: Starch
Pepsin: Lipids
Pepsin: Sugar
Protease: Lipids
Look at the illustration and answer the question that follows.
What is the role of enzyme in the reaction?
Enzyme slows down the reaction.
Enzyme does not affect the reaction.
Enzyme lowers the activation energy required to complete the reaction.
Enzyme increases the activation energy required to complete the reaction.
The graph shows the reaction rate for an enzyme across a range of temperatures and pH.
Based on these data, this enzymes functions best at what temperature and pH?
Temperature of 27 °C and a pH of 4.
Temperature of 40 °C and a pH of 8.
Temperature of 50 °C and a pH of 10.
Temperature of 37 °C and a pH of 6.
A model of an enzyme and its corresponding substrate is shown.
Which of the following models best represents the molecules at the end of the reaction?
Look at the two structures of biomolecules shown.
Which of the following structures is a nucleic acid?
Molecule Y
Molecule X
Both of the structures are nucleic acids.
None of the structures are nucleic acids.
