1. A. cell B. atom C. molecule D. carbon
Which term below do scientists consider the basic building block for all matter?
A. cell
B. atom
C. molecule
D. carbon

2. A. monomer B. polysaccharide C. fatty acid D. protein
Glycogen, starch, and cellulose are forms of a _______________________.
A. monomer
B. polysaccharide
C. fatty acid
D. protein

3. A. protein B. lipids C. carbohydrates D. fatty acids
Jose has been working all day. He is exhausted and needs some quick energy. From which macromolecule will Jose benefit?
A. protein
B. lipids
C. carbohydrates
D. fatty acids

4. protein Starch C. nucleic acid D. amino acid
Data Table 1
Iodine Solution
Biuret’s Solution
Paper Bag Test
Substance 1
Color change: black
Not tested
No oil spots
Substance 2
Color change: purple
Substance 3
Transparent oil spots present
Analyzing the observations in Data Table 1 and her knowledge of macromolecules, Britney can conclude that Substance 1 is a(n) ______________________.
protein
Starch
C. nucleic acid
D. amino acid

5. A. sugar starch C. lipid D. amino acid
Data Table 1
Iodine Solution
Biuret’s Solution
Paper Bag Test
Substance 1
Color change: black
Not tested
No oil spots
Substance 2
Color change: purple
Substance 3
Transparent oil spots present
Specific forms of substance 3 are responsible for the formation of the cell membrane. This type of macromolecule is a(n) ________________________.
A. sugar
starch
C. lipid
D. amino acid

6. starch B. protein C. nucleic acid D. amino acid
Macromolecule 1
Macromolecule 2
Macromolecule 3
Macromolecule 4
Hair, skin and nails
Saturated fats
Disaccharide
Genetic traits
Amino acids
Fatty acids
Glucose
Nucleotides
Building Muscles
Phospholipids
CHO
DNA and RNA
Analyzing the observations in Data Table 2 and his knowledge of macromolecules, Thomas can conclude that macromolecule 4 is a(n) ______________________.
starch
B. protein
C. nucleic acid
D. amino acid

7. According to Data Table 2 above, which macromolecule is a protein?
Hair, skin and nails
Saturated fats
Disaccharide
Genetic traits
Amino acids
Fatty acids
Glucose
Nucleotides
Building Muscles
Phospholipids
CHO
DNA and RNA
According to Data Table 2 above, which macromolecule is a protein?
A. macromolecule 1
B. macromolecule 2
C. macromolecule 3
D. macromolecule 4

8. The denaturing of a enzyme can be caused by
A. change in pH
B. temperature
C. both A and B
D. none of the above

9. According to the above equation, the reactants are glucose and water.
True or False ??
Given: carbon dioxide + water ---> glucose + water
According to the above equation, the reactants are glucose and water.

10. A substance with the pH of 2 is a strong base.
True or False ??
A substance with the pH of 2 is a strong base.