Download 11.2-BIO-CHEM-QUIZ-enzymes-MC

Enzyme Quiz!
1. Enzymes are catalysts for metabolic reactions in cells. Enzymes are a type of:
A. Carbohydrate
B. Protein
C. Lipid
D. Vitamin
2. Which of these correctly matches the molecule with its function?
A. lipid—stores genetic information
B. vitamin—supplies energy to cells
C. enzyme—speeds up chemical reactions
D. carbohydrate—manufactures cell membranes
3. Plants such as the Venus Flytrap and the Sun Dew attract and consume insects. These plants are able to
produce substances which break down the insect into compounds that are usable by the plant. One element
obtained from these compounds is nitrogen. The chemical compounds that break down the insects are most
likely:
A. Lipids
B. Minerals
C. Enzymes
D. nucleic acids
Enzyme Quiz!
1. Enzymes are catalysts for metabolic reactions in cells. Enzymes are a type of:
E. Carbohydrate
F. Protein
G. Lipid
H. Vitamin
2. Which of these correctly matches the molecule with its function?
E. lipid—stores genetic information
F. vitamin—supplies energy to cells
G. enzyme—speeds up chemical reactions
H. carbohydrate—manufactures cell membranes
3. Plants such as the Venus Flytrap and the Sun Dew attract and consume insects. These plants are able to
produce substances which break down the insect into compounds that are usable by the plant. One element
obtained from these compounds is nitrogen. The chemical compounds that break down the insects are most
likely:
E. Lipids
F. Minerals
G. Enzymes
H. nucleic acids
4. These plants obtain much of their nitrogen from enzymes found in their environments. Which of these
building blocks make up enzymes?
A. Glycerol and Fatty Acids
B. Saccharides
C. Nucleotides
D. Amino Acids
5. Cells in the stomach produce pepsin, an enzyme, to help digest food. Pepsin works best at a pH of 2. Which of
these graphs most likely displays the activity of pepsin at a various stomach pH?
A.
B.
C.
D.
4. These plants obtain much of their nitrogen from enzymes found in their environments. Which of these
building blocks make up enzymes?
E. Glycerol and Fatty Acids
F. Saccharides
G. Nucleotides
H. Amino Acids
5. Cells in the stomach produce pepsin, an enzyme, to help digest food. Pepsin works best at a pH of 2. Which of
these graphs most likely displays the activity of pepsin at a various stomach pH?
B.
B.
C.
D.